N-(3,4-Dimethoxybenzylidene)thiophene-2-sulfonamide CAS 308293-28-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 308293-28-9 |
| Molecular Formula | C13H13NO4S2 |
| Molecular Weight | 311.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies N-(3,4-Dimethoxybenzylidene)thiophene-2-sulfonamide (CAS 308293-28-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H13NO4S2. Molecular weight: 311.38 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H13NO4S2 |
| Molecular Weight | 311.38 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related N Standards
- 2-((3,4-Dimethoxybenzylidene)amino)isoindoline-1,3-dione (CAS 158529-52-3)
- 5-(2,4-Dimethoxybenzylidene)-3-ethyl-2-thioxothiazolidin-4-one (CAS 313964-42-0)
- (E)-2-(2-(2,5-dimethoxybenzylidene)hydrazinyl)benzo[d]thiazole (CAS 305849-54-1)
- (E)-4-(2,5-dimethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 109876-87-1)
- (Z)-4-(3,4-Dimethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 25349-37-5)
- 4-(2,3-Dimethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 43087-79-2)
- 4-(2,6-Dimethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 7149-97-5)
- 4-(3,4-Dimethoxybenzylidene)-2-phenyloxazol-5(4H)-one (CAS 5415-56-5)
Recommended Standards
- N-(2-Methoxyphenyl)-4-phenylpiperazine-1-carboxamide (CAS 881987-96-8)
- N-(4-phenoxyphenyl)-2-(piperazin-1-yl)acetamide (CAS 725690-25-5)
- Methyl 3-amino-4-(4-phenylpiperazin-1-yl)benzoate (CAS 65639-65-8)
- 7-Thia-2-azaspiro[3.5]nonanehemioxalate (CAS 1523606-48-5)
- 4,4,5,5,6,6,7,7,7-Nonafluoroheptane-1,2-diol (CAS 125070-38-4)
- 5-amino-6-methoxy-3,4-dihydropyrimidine-4-thione (CAS 40424-48-4)
- N-(2-((4-fluorobenzyl)thio)-2-methylpropyl)-3-nitrobenzamide (CAS 351858-11-2)
- 1-(2-(2-Methyl-6-(pyrrolidin-1-yl)pyridin-3-yl)piperidin-1-yl)ethan-1-one (CAS 1352525-14-4)
- 2-Amino-5-bromo-4-fluoropyridin-3-ol (CAS 1003710-78-8)
- Semaglutide impurity 30 (CAS CATO-C4X-222630)
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