5'-Cyano-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid CAS 1159596-08-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1159596-08-3 |
| Molecular Formula | C21H13NO4 |
| Molecular Weight | 343.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5'-Cyano-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid (CAS 1159596-08-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H13NO4. Molecular weight: 343.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H13NO4 |
| Molecular Weight | 343.33 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Cyano Standards
- 4-Cyano-5-(methylthio)-3-(3-(trifluoromethyl)phenyl)thiophene-2-carboxylic acid (CAS 116492-99-0)
- 6-Cyano-9-(diethylamino)-5H-benzo[a]phenoxazin-5-one (CAS 128119-95-9)
- 2-Cyano-N-(4-(N-(2,6-dimethylphenyl)sulfamoyl)phenyl)acetamide (CAS 1432437-17-6)
- 1-(2-Cyano-4,5-dimethoxyphenyl)-3-(2-methoxyphenyl)thiourea (CAS 343374-97-0)
- trans-4-Cyano-4-[3-(cyclopentyloxy)-4-methoxyphenyl]cyclohexanecarboxylic acid (CAS 153259-69-9)
- N-(2-Cyano-3-methylbutan-2-yl)-2-((5-methyl-4-phenyl-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 781622-88-6)
- N-(3-Cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)-2-(methylthio)benzamide (CAS 896347-35-6)
- N-(3-Cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-4-(phenylthio)butanamide (CAS 899988-72-8)
Recommended Standards
- 4-(5-((4-Fluorophenyl)carbamoyl)-1,3,4-thiadiazol-2-yl)benzoic acid (CAS 1142210-46-5)
- (2E)-1-(3-Nitrophenyl)-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one (CAS 1164523-33-4)
- (2E)-1-(4-Nitrophenyl)-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one (CAS 1103585-01-8)
- 1-(4-(3-(2-Methoxyethyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)-4-phenylbutan-1-one (CAS 1428350-36-0)
- 1,3-Dimethyl-1H-indol-6-ol (CAS 1550823-22-7)
- Fudosteine Impurity 56 (CAS CATO-C4X-144756)
- 3-Ethyl-2-phenylquinolin-4(1H)-one (CAS 141259-09-8)
- 2-(Difluoromethyl)naphthalene-8-methanol (CAS 1261470-14-7)
- 2-(Aminomethyl)-5-(difluoromethyl)-3-iodopyridine-6-carboxylic acid (CAS 1805264-86-1)
- [Formaldehyde Schiff-base]-Semaglutide Impurity 136 X TFA Salt (CAS CATO-C4X-2226136)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com