4-(3,4-Dimethoxyphenyl)-2-(thiophene-2-amido)thiophene-3-carboxylic acid CAS 851722-02-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 851722-02-6 |
| Molecular Formula | C18H15NO5S2 |
| Molecular Weight | 389.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3,4-Dimethoxyphenyl)-2-(thiophene-2-amido)thiophene-3-carboxylic acid (CAS 851722-02-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H15NO5S2. Molecular weight: 389.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H15NO5S2 |
| Molecular Weight | 389.45 g/mol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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- (3Z)-3-(3,4-Dimethoxyphenyl)-4-[(4-phenoxyphenyl)amino]but-3-en-2-one (CAS 339017-40-2)
- N-[(3,4-Dimethoxyphenyl)methyl]-2-[[(1R)-2-hydroxy-1-methylethyl]amino]-5-nitro-benzamide (CAS 247568-68-9)
- N-[(3,4-Dimethoxyphenyl)methyl]-2-[[(1S)-2-hydroxy-1-methylethyl]amino]-5-nitro-benzamide (CAS 247567-47-1)
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Recommended Standards
- 3-[(dimethyl-1,2-oxazol-4-yl)methoxy]-n-[2-(1h-indol-3-yl)ethyl]benzamide (CAS 790679-62-8)
- 4-(N,N-Bis(2-cyanoethyl)sulfamoyl)-N-(thiazol-2-yl)benzamide (CAS 313405-14-0)
- 3-(4-((Phenylmethyl)sulfonamido)phenoxy)thiophene-2-carboxylic acid (CAS 882747-64-0)
- Cyclopropyl 2-(3-pyrrolinomethyl)phenyl ketone (CAS 898763-88-7)
- 4-Methylcyclohexane-1-sulfonyl chloride (CAS 1249267-54-6)
- Phenylmercuritriethanolammonium lactate (CAS 23319-66-6)
- 5-Bromo-4-phenylfuran-2-carbaldehyde (CAS 1780198-07-3)
- 1-(4-Butoxyphenyl)ethanamine (CAS 91553-11-6)
- N-([1,1'-Biphenyl]-2-yl)-2-(methylthio)nicotinamide (CAS 749893-20-7)
- Semaglutide impurity 36 (CAS CATO-C4X-222636)
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