7-(((9H-Fluoren-9-yl)methoxy)carbonyl)-3-oxo-2,3,5,6,7,8-hexahydro-[1,2,4]triazolo[4,3-a]pyrazine-6-carboxylic acid CAS 2137493-56-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2137493-56-0 |
| Molecular Formula | C21H18N4O5 |
| Molecular Weight | 406.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(((9H-Fluoren-9-yl)methoxy)carbonyl)-3-oxo-2,3,5,6,7,8-hexahydro-[1,2,4]triazolo[4,3-a]pyrazine-6-carboxylic acid (CAS 2137493-56-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H18N4O5. Molecular weight: 406.39 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H18N4O5 |
| Molecular Weight | 406.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 4 |
Related H Standards
- 8-{[(9H-fluoren-9-yl)methoxy]carbonyl}-1-oxa-2,8-diazaspiro[4.5]dec-2-ene-3-carboxylic acid (CAS 1803562-58-4)
- 1-((9H-Fluoren-9-yl)methyl) 4-(tert-butyl) 2,3-dihydropyrazine-1,4-dicarboxylate (CAS 1228675-22-6)
- (9H-Fluoren-9-yl)methyl (perfluorophenyl) carbonate (CAS 88744-04-1)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(but-3-en-1-yl)hex-5-enoic acid (CAS 1311992-98-9)
- 8-(9H-Fluoren-9-ylmethyl) 8-azaspiro[4.5]decane-2,8-dicarboxylate (CAS 1823271-79-9)
- 5-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine-2-carboxylic acid (CAS 197238-14-5)
- 2-(4-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)-3,5-dimethyl-1H-pyrazol-1-yl)acetic acid (CAS 2138370-76-8)
- 2-[(9H-Fluoren-9-ylmethoxy)carbonyl]-5-oxo-octahydro-1H-isoindole-1-carboxylic acid (CAS 1403766-50-6)
Recommended Standards
- 6-Methyl-3-nitro-2-oxo-1,2-dihydropyridin-4-yl 3,4,5-triethoxybenzoate (CAS 868679-69-0)
- 7,8-Dimethyl-10-((2S,3R,4S,5R)-2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4(3H,10H)-dione (CAS 5735-19-3)
- 3-(4-Chlorophenyl)-[1,2,4]triazolo[3,4-a]isoquinoline (CAS 7626-70-2)
- 3-(3-Bromophenyl)propan-1-amine (CAS 174689-12-4)
- (S)-1-Hydroxy-5-oxopyrrolidine-2-carboxamide (CAS 148650-23-1)
- 2-Cyano-n-[(3-fluorophenyl)methyl]acetamide (CAS 566926-38-3)
- Dibekacin（Dideoxykanamycin B） (CAS 34493-98-6)
- 4-(Piperidin-4-ylmethyl)benzamide hydrochloride (CAS 333795-11-2)
- 3,5-Dimethyl-N-((tetrahydrofuran-2-yl)methyl)cyclohexan-1-amine (CAS 1342372-34-2)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
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