| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2021-09-11 00:02:50 UTC |
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| Update Date | 2021-09-26 22:56:28 UTC |
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| HMDB ID | HMDB0247029 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | A-Methapred |
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| Description | 14,17-dihydroxy-14-(2-hydroxyacetyl)-2,8,15-trimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadeca-3,6-dien-5-one belongs to the class of organic compounds known as 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone. Based on a literature review very few articles have been published on 14,17-dihydroxy-14-(2-hydroxyacetyl)-2,8,15-trimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadeca-3,6-dien-5-one. This compound has been identified in human blood as reported by (PMID: 31557052 ). A-methapred is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically A-Methapred is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources. |
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| Structure | CC1CC2C3CCC(O)(C(=O)CO)C3(C)CC(O)C2C2(C)C=CC(=O)C=C12 InChI=1S/C22H30O5/c1-12-8-14-15-5-7-22(27,18(26)11-23)21(15,3)10-17(25)19(14)20(2)6-4-13(24)9-16(12)20/h4,6,9,12,14-15,17,19,23,25,27H,5,7-8,10-11H2,1-3H3 |
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| Synonyms | Not Available |
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| Chemical Formula | C22H30O5 |
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| Average Molecular Weight | 374.477 |
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| Monoisotopic Molecular Weight | 374.209324066 |
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| IUPAC Name | 14,17-dihydroxy-14-(2-hydroxyacetyl)-2,8,15-trimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadeca-3,6-dien-5-one |
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| Traditional Name | methylprednisolone |
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| CAS Registry Number | Not Available |
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| SMILES | CC1CC2C3CCC(O)(C(=O)CO)C3(C)CC(O)C2C2(C)C=CC(=O)C=C12 |
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| InChI Identifier | InChI=1S/C22H30O5/c1-12-8-14-15-5-7-22(27,18(26)11-23)21(15,3)10-17(25)19(14)20(2)6-4-13(24)9-16(12)20/h4,6,9,12,14-15,17,19,23,25,27H,5,7-8,10-11H2,1-3H3 |
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| InChI Key | VHRSUDSXCMQTMA-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Steroids and steroid derivatives |
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| Sub Class | Hydroxysteroids |
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| Direct Parent | 21-hydroxysteroids |
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| Alternative Parents | |
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| Substituents | - Progestogin-skeleton
- 21-hydroxysteroid
- 20-oxosteroid
- Pregnane-skeleton
- 3-oxo-delta-1,4-steroid
- 3-oxosteroid
- Oxosteroid
- 11-hydroxysteroid
- 17-hydroxysteroid
- Delta-1,4-steroid
- Cyclic alcohol
- Tertiary alcohol
- Alpha-hydroxy ketone
- Ketone
- Secondary alcohol
- Cyclic ketone
- Primary alcohol
- Alcohol
- Hydrocarbon derivative
- Organooxygen compound
- Organic oxide
- Organic oxygen compound
- Carbonyl group
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | Not Available |
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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | Not Available |
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| Role | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
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| Experimental Chromatographic Properties | Not Available |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Predicted by Siyang on May 30, 2022 | 12.3374 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.41 minutes | 32390414 |
Predicted Kovats Retention IndicesDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| A-Methapred,1TMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3443.8 | Semi standard non polar | 33892256 | | A-Methapred,1TMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3269.1 | Standard non polar | 33892256 | | A-Methapred,1TMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3694.4 | Standard polar | 33892256 | | A-Methapred,1TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3444.1 | Semi standard non polar | 33892256 | | A-Methapred,1TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3334.8 | Standard non polar | 33892256 | | A-Methapred,1TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3721.0 | Standard polar | 33892256 | | A-Methapred,1TMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3435.3 | Semi standard non polar | 33892256 | | A-Methapred,1TMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3249.1 | Standard non polar | 33892256 | | A-Methapred,1TMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3713.9 | Standard polar | 33892256 | | A-Methapred,1TMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3340.5 | Semi standard non polar | 33892256 | | A-Methapred,1TMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3169.9 | Standard non polar | 33892256 | | A-Methapred,1TMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3747.1 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3378.7 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3254.8 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3671.9 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3481.2 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3373.6 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3678.5 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3341.2 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3238.3 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3704.1 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3404.9 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3315.5 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3697.2 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3360.1 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3321.4 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3734.6 | Standard polar | 33892256 | | A-Methapred,2TMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3259.9 | Semi standard non polar | 33892256 | | A-Methapred,2TMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3177.3 | Standard non polar | 33892256 | | A-Methapred,2TMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3730.3 | Standard polar | 33892256 | | A-Methapred,3TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3366.8 | Semi standard non polar | 33892256 | | A-Methapred,3TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3314.1 | Standard non polar | 33892256 | | A-Methapred,3TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=O)CO[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3623.2 | Standard polar | 33892256 | | A-Methapred,3TMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3195.0 | Semi standard non polar | 33892256 | | A-Methapred,3TMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3207.7 | Standard non polar | 33892256 | | A-Methapred,3TMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3656.4 | Standard polar | 33892256 | | A-Methapred,3TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3325.2 | Semi standard non polar | 33892256 | | A-Methapred,3TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3361.5 | Standard non polar | 33892256 | | A-Methapred,3TMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3669.9 | Standard polar | 33892256 | | A-Methapred,3TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3223.2 | Semi standard non polar | 33892256 | | A-Methapred,3TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3261.8 | Standard non polar | 33892256 | | A-Methapred,3TMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3692.9 | Standard polar | 33892256 | | A-Methapred,4TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3159.1 | Semi standard non polar | 33892256 | | A-Methapred,4TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3284.4 | Standard non polar | 33892256 | | A-Methapred,4TMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C)C2(C)C=CC(=O)C=C12 | 3600.4 | Standard polar | 33892256 | | A-Methapred,1TBDMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3683.4 | Semi standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3540.1 | Standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #1 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3826.9 | Standard polar | 33892256 | | A-Methapred,1TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3706.1 | Semi standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3601.8 | Standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3865.7 | Standard polar | 33892256 | | A-Methapred,1TBDMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3663.9 | Semi standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3532.5 | Standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #3 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3862.1 | Standard polar | 33892256 | | A-Methapred,1TBDMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3578.6 | Semi standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3444.6 | Standard non polar | 33892256 | | A-Methapred,1TBDMS,isomer #4 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3894.6 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3868.2 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3780.0 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO)C2(C)C=CC(=O)C=C12 | 3880.2 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3980.4 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3880.1 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #2 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3894.4 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3836.0 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3745.5 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3919.3 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3907.0 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3831.5 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3929.9 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3864.6 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3833.2 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #5 | CC1CC2C(C(O)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3976.1 | Standard polar | 33892256 | | A-Methapred,2TBDMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3747.0 | Semi standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3697.4 | Standard non polar | 33892256 | | A-Methapred,2TBDMS,isomer #6 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3964.3 | Standard polar | 33892256 | | A-Methapred,3TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4066.1 | Semi standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4042.3 | Standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3864.0 | Standard polar | 33892256 | | A-Methapred,3TBDMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3910.9 | Semi standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3914.8 | Standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #2 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3905.9 | Standard polar | 33892256 | | A-Methapred,3TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4046.4 | Semi standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4062.2 | Standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #3 | CC1CC2C(C(O)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3932.6 | Standard polar | 33892256 | | A-Methapred,3TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3926.0 | Semi standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3980.7 | Standard non polar | 33892256 | | A-Methapred,3TBDMS,isomer #4 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3977.6 | Standard polar | 33892256 | | A-Methapred,4TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4068.9 | Semi standard non polar | 33892256 | | A-Methapred,4TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 4140.2 | Standard non polar | 33892256 | | A-Methapred,4TBDMS,isomer #1 | CC1CC2C(C(O[Si](C)(C)C(C)(C)C)CC3(C)C2CCC3(O[Si](C)(C)C(C)(C)C)C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C2(C)C=CC(=O)C=C12 | 3877.5 | Standard polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
|---|
| Predicted GC-MS | Predicted GC-MS Spectrum - A-Methapred GC-MS (Non-derivatized) - 70eV, Positive | splash10-053v-4987000000-a5dd51d96ff19692f8c1 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - A-Methapred GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - A-Methapred GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
|---|
| Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 30V, Positive-QTOF | splash10-01p9-0980000000-4b0c76e4444c9f5f6a14 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 40V, Positive-QTOF | splash10-06y9-0940000000-8c533d21bf0bca671a9a | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 20V, Positive-QTOF | splash10-0f79-0693000000-1edd9bc885dadbdf1360 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 10V, Positive-QTOF | splash10-056r-0009000000-3fc02275690aa0468a41 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 50V, Positive-QTOF | splash10-0avm-1930000000-d7e7db7fd76fc6147b9d | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 40V, Positive-QTOF | splash10-06y9-0940000000-136d08a78f3143bc9572 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 30V, Positive-QTOF | splash10-01p9-0980000000-d050927f942e2b48b127 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 10V, Positive-QTOF | splash10-056r-0009000000-68092bcb8d4a9100a81a | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 30V, Positive-QTOF | splash10-01p9-0970000000-1a5fdb856a5a14d1a64f | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 20V, Positive-QTOF | splash10-0f79-0693000000-46480adc0f8e51f252f7 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 40V, Positive-QTOF | splash10-06y9-0940000000-b1e93c32790aa8f69f95 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 50V, Positive-QTOF | splash10-0avm-1920000000-40f6d905be94d89f57b3 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 50V, Positive-QTOF | splash10-0avm-1930000000-ee5644a6aa4cad42b333 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - A-Methapred 20V, Positive-QTOF | splash10-0f79-0693000000-31917e3956120d71e983 | 2021-09-20 | HMDB team, MONA | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 10V, Positive-QTOF | splash10-056r-0009000000-44826ba30c4292d71a01 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 20V, Positive-QTOF | splash10-004i-1923000000-fc74fa2c3028a821f0b2 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 40V, Positive-QTOF | splash10-00ba-2950000000-a8939a480e9035fdecb7 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 10V, Negative-QTOF | splash10-0006-0009000000-07ae37c3cb5dd94c356d | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 20V, Negative-QTOF | splash10-002f-0009000000-a22c0834c7eded727545 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - A-Methapred 40V, Negative-QTOF | splash10-03dv-3089000000-e1ffdd326a69a11d51bc | 2021-10-12 | Wishart Lab | View Spectrum |
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