3965-55-7
7L3G5X9VDU
Sodium 1,3-dimethyl 5-sulfoisophthalate
Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt
Sodium dimethyl 5-sulphonatoisophthalate
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1)
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech]
3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech]
EINECS 223-578-8
Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
5-Sulfoisophthalic acid, dimethyl ester, sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny
3,5-Bis-methylkarboxy-benzensulfonan sodny
UNII-7L3G5X9VDU
EC 223-578-8 CAS 3965-55-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3965-55-7 |
| Molecular Formula | C10H15O7S Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
3965-55-7
7L3G5X9VDU
Sodium 1,3-dimethyl 5-sulfoisophthalate
Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt
Sodium dimethyl 5-sulphonatoisophthalate
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1)
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech]
3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech]
EINECS 223-578-8
Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
5-Sulfoisophthalic acid, dimethyl ester, sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny
3,5-Bis-methylkarboxy-benzensulfonan sodny
UNII-7L3G5X9VDU
EC 223-578-8 (CAS 3965-55-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H15O7S Na. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H15O7S Na |
| Molecular Weight | 302.27 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 |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 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