3-Chloro-5-phenylthiophene-2-carboxylic acid CAS 605658-31-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 605658-31-9 |
| Molecular Formula | C11H7ClO2S |
| Molecular Weight | 238.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Chloro-5-phenylthiophene-2-carboxylic acid (CAS 605658-31-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H7ClO2S. Molecular weight: 238.69 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H7ClO2S |
| Molecular Weight | 238.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-chloro-5-phenylthiophene-3-carboxylic acid (CAS 1186049-66-0)
- 5-Chloro-3-(thiophen-3-yl)benzoic acid (CAS 1261926-16-2)
- 5-Chloro-3-(thiophen-2-yl)benzoic acid (CAS 1261928-17-9)
- 4-Chloro-2-phenylamino-thiazole-5-carbaldehyde (CAS 126193-27-9)
- 4-Chloro-2-(thiophen-3-yl)benzoic acid (CAS 1261969-28-1)
- (2e)-3-(3-Chloro-1-benzothiophen-2-yl)prop-2-enoic acid (CAS 2112766-33-1)
- (7-Chloro-benzo[d]imidazo-[2,1-b]thiazol-2-yl)-methanol (CAS 623906-24-1)
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Recommended Standards
- 3-Chloro-5-phenylisothiazole-4-carboxamide (CAS 457960-33-7)
- 3-Chloro-N-(thiazol-2-yl)benzamide (CAS 313375-93-8)
- 2-Chloro-6-(phenylthio)pyrimidin-4(1H)-one (CAS 284682-02-6)
- 4-Iodo-3-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride (CAS 1804362-47-7)
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- N-(2,4-dichlorophenyl)-3-phenyl-6-(trifluoromethyl)-1H-pyrazolo[4,3-b]pyridine-1-carboxamide (CAS 321432-51-3)
- 4-Chloro-1-(chloromethoxy)-2-nitrobenzene (CAS 855950-76-4)
- 80907-56-8 Tris(2,2'-bipyrazine)ruthenium(II) hexafluorophosphate, 95% MFCD27952557 (CAS 80907-56-8)
- 1-(Hydroxymethyl)-1,3,5-triazinane-2,4,6-trione (CAS 90031-15-5)
- Insulin Detemir (CAS 169148-63-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com