Thiophene-3-sulfonyl chloride CAS 51175-71-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51175-71-4 |
| Molecular Formula | C4H3ClO2S2 |
| Molecular Weight | 182.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Thiophene-3-sulfonyl chloride (CAS 51175-71-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H3ClO2S2. Molecular weight: 182.65 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H3ClO2S2 |
| Molecular Weight | 182.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Thiophene Standards
- Thiophene-2-sulfonyl Chloride (CAS 16629-19-9)
- 1-(thiophene-2-carbonyl)pyrrolidine (CAS 69340-21-2)
- 2-(Thiophene-2-carboxamido)acetic acid (CAS 33955-17-8)
- 1-(Thiophene-2-sulfonyl)-piperidine-3-carboxylic acid (CAS 436086-95-2)
- 2-(thiophene-3-carbonyl)butanenitrile (CAS 1156898-73-5)
- 3-(Thiophene-2-carbonyl)-4h-1,2,4-triazole (CAS 1482169-30-1)
- Thiophene-2,5-dicarboxylic acid monomethyl ester (CAS 38321-95-8)
- (thiophene-2-carbonyl)thiourea (CAS 343348-54-9)
Recommended Standards
- Thiophen-3-yl-acetyl chloride (CAS 51552-98-8)
- 3-(tert-Butyldimethylsilyloxy)glutaric Anhydride 52710-27-7 TRA-0206315 (CAS 52710-27-7)
- n,n-Dimethyl-n'-phenylcarbamimidic chloride (CAS 7684-30-2)
- n-(3-Fluoro-2-methylphenyl)prop-2-enamide (CAS 1247928-23-9)
- 4α-Phorbol 12,13-Didecanoate (CAS 27536-56-7)
- tert-Butyl 4-(7-bromo-6,8-dichloroquinazolin-4-yl)piperazine-1-carboxylate (CAS 1698027-58-5)
- (R)-1-(4-methyl-3-(trifluoromethyl)phenyl)pentan-1-amine (CAS 1259917-35-5)
- 2-(3-((Benzyl(isopropyl)amino)methyl)pyrrolidin-1-yl)acetic acid (CAS 1353984-90-3)
- 2-(2-Chlorophenoxy)aniline (CAS 56966-47-3)
- Liraglutide Sodium Salt (CAS 204656-20-2（free base）)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com