Methyl 5-(2-chlorophenyl)-3-(chlorosulfonyl)thiophene-2-carboxylate CAS 1375472-57-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1375472-57-3 |
| Molecular Formula | C12H8Cl2O4S2 |
| Molecular Weight | 351.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-(2-chlorophenyl)-3-(chlorosulfonyl)thiophene-2-carboxylate (CAS 1375472-57-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8Cl2O4S2. Molecular weight: 351.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H8Cl2O4S2 |
| Molecular Weight | 351.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- 3-(2-(4,7-Dichlorobenzo[d]oxazol-2-yl)ethyl)-5-ethyl-6-methylpyridin-2(1H)-one (CAS 135560-41-7)
- 2-((Benzyloxy)methyl)-2-(4-bromophenyl)propane-1,3-diol (CAS 1467061-48-8)
- 5,7-Dichloro-3,4-diphenylcinnoline (CAS 1240594-32-4)
- 1-benzyl-3-(pyrrolidin-2-yl)piperidine (CAS 524674-29-1)
- 1-(4-Bromophenyl)-3-(chloromethyl)-1H-pyrazole (CAS 1468759-86-5)
- 1-Acetyl-4-(4-aminophenyl)piperazine (CAS 92394-00-8)
- 2-cyclohexyl-2-(pyridin-4-yl)acetic acid hydrochloride (CAS 1909310-06-0)
- 2-(Aminomethyl)-6-bromo-4-(difluoromethyl)pyridine-3-methanol (CAS 1805452-20-3)
- 5-Chloro-3-(3,4-dimethylphenyl)-1,2-oxazole-4-carbaldehyde (CAS 1245032-24-9)
- Semaglutide Impurity 160 (x TFA Salt) (CAS CATO-C4X-2226160)
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