2-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-3-carboxylic acid CAS 1261940-91-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1261940-91-3 |
| Molecular Formula | C19H19NO4 |
| Molecular Weight | 325.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261940-91-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H19NO4. Molecular weight: 325.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H19NO4 |
| Molecular Weight | 325.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 4-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-2-carboxylic acid (CAS 1261936-18-8)
- 5-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-3-carboxylic acid (CAS 1262006-40-5)
- 2-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 1262010-91-2)
- 3-Methoxy-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 1262010-93-4)
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Recommended Standards
- 3-Phenyl-2-[(E)-2-(pyridin-3-yl)ethenyl]-3,4-dihydroquinazolin-4-one (CAS 1237744-56-7)
- 2'-(Furan-2-ylmethyl)-1'-oxo-1',4'-dihydro-2'h-spiro[cyclopentane-1,3'-isoquinoline]-4'-carboxylic acid (CAS 1232691-23-4)
- (R)-3-((tert-Butoxycarbonyl)amino)-3-(2,5-dimethoxyphenyl)propanoic acid (CAS 1228571-61-6)
- 4-Chloro-2-(1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-yl)pyrimidine (CAS 1365940-41-5)
- Methyl 2,6-dichloro-5-(trifluoromethyl)pyrimidine-4-carboxylate (CAS 1190198-37-8)
- 5-(3,4-Dichlorophenyl)-3-methyl-5-oxopentanoic acid (CAS 845781-38-6)
- N-(2-hydroxyethyl)-2-(2,4,5-trichlorophenoxy)acetamide (CAS 19336-01-7)
- 4,7-Difluorobenzo[d]thiazol-2(3H)-one, 97% (CAS 1188043-35-7)
- 4,5,6,7-Tetrahydro-1h-indole-2-carboxylic acid (CAS 131172-64-0)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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