5-Chlorosulfonyl-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester CAS 750611-26-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 750611-26-8 |
| Molecular Formula | C9H9ClO6S2 |
| Molecular Weight | 312.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Chlorosulfonyl-3-methyl-thiophene-2,4-dicarboxylic acid dimethyl ester (CAS 750611-26-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9ClO6S2. Molecular weight: 312.75 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9ClO6S2 |
| Molecular Weight | 312.75 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Chlorosulfonyl Standards
- Benzyl 4-(chlorosulfonyl)benzoate (CAS 69812-46-0)
- Ethyl 8-(chlorosulfonyl)-1,4-dioxaspiro[4.5]dec-7-ene-7-carboxylate (CAS 929557-84-6)
- Methyl 4'-(chlorosulfonyl)-[1,1'-biphenyl]-3-carboxylate (CAS 939761-08-7)
- Methyl 2-(chlorosulfonyl)-4-methoxy-5-nitrobenzoate (CAS 2903923-07-7)
- 5-(Chlorosulfonyl)-2-(3-methoxypropoxy)benzoic acid (CAS 1184228-53-2)
- Methyl 2-(2-(chlorosulfonyl)-4,5-dimethoxyphenyl)acetate (CAS 62208-38-2)
- methyl 3-(chlorosulfonyl)-5-phenylthiophene-2-carboxylate (CAS 113387-58-9)
- ethyl 5-(chlorosulfonyl)-2-(trifluoromethyl)pyridine-3-carboxylate (CAS 1803595-99-4)
Recommended Standards
- 5-Chloroquinolin-8-yl p-tolylcarbamate (CAS 21617-07-2)
- 6-Chloro-N4-(4-phenoxyphenyl)pyrimidine-2,4-diamine (CAS 339016-03-4)
- 5-Chloroquinolin-8-yl o-tolylcarbamate (CAS 21617-00-5)
- 2-Chloro-4-methylpyridine-3-boronic acid (CAS 1029654-29-2)
- (S)-3-(2-Amino-ethylsulfanyl)-pyrrolidine-1-carboxylic acid benzyl ester (CAS 1353953-82-8)
- tert-butyl (2S,3R)-3-hydroxy-2-methylazetidine-1-carboxylate (CAS 172017-35-5)
- 1,4-Bis(hexyloxy)benzene (CAS 67399-93-3)
- (S)-3-((tert-Butoxycarbonyl)amino)-4-(4-iodophenyl)butanoic acid (CAS 270065-71-9)
- 3-Nitro-1h-pyrazole-5-carboxamide (CAS 297149-32-7)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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