3,4-Dihydroxy-1-methyl-1H-pyrrol-2(5H)-one CAS 156861-94-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 156861-94-8 |
| Molecular Formula | C5H7NO3 |
| Molecular Weight | 129.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dihydroxy-1-methyl-1H-pyrrol-2(5H)-one (CAS 156861-94-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H7NO3. Molecular weight: 129.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H7NO3 |
| Molecular Weight | 129.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
Related Dihydroxy Standards
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- 2,4-Dihydroxy-6-methylpyridine (CAS 3749-51-7)
- (S)-3,4-dihydroxy-5-methylfuran-2(5H)-one (CAS 119006-88-1)
- 3,4-Dihydroxy-5-methylfuran-2(5H)-one (CAS 3566-57-2)
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Recommended Standards
- (3R,4R)-3-Amino-4-methyldihydrofuran-2,5-dione (CAS 151960-64-4)
- (1R,2S,5S)-6-Oxa-3-azabicyclo[3.1.0]hexane-2-carboxylic acid (CAS 159551-86-7)
- (3R,4S)-3-Amino-4-methyldihydrofuran-2,5-dione (CAS 151960-63-3)
- 4-Methoxyquinazoline-5-carbonitrile (CAS 1231761-60-6)
- Diphenyl(4-(trifluoromethyl)phenyl)phosphane (CAS 13406-28-5)
- Ethyl 3-hydroxy-5-methyl-1H-indole-2-carboxylate (CAS 1060803-17-9)
- 4-(Pyridin-3-ylmethyl)piperidin-4-amine trihydrochloride (CAS 1779133-45-7)
- 8-L-Arginine-9-glycinevasopressin (CAS 25255-33-8)
- 5-Methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid (CAS 3993-73-5)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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