2,5-dioxo-2,5-dihydrofuran-3-sulfonyl chloride CAS 40336-86-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40336-86-5 |
| Molecular Formula | C4HClO5S |
| Molecular Weight | 196.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,5-dioxo-2,5-dihydrofuran-3-sulfonyl chloride (CAS 40336-86-5) pharmaceutical standards reference standard. Molecular formula: C4HClO5S. Molecular weight: 196.57 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4HClO5S |
| Molecular Weight | 196.57 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related dioxo Standards
- Ethyl 2-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)acetate (CAS 4113-98-8)
- 2-(2,5-Dioxo-2,5-dihydro-1h-pyrrol-1-yl)-3-methylbutanoic acid (CAS 148991-43-9)
- 3-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-2,2-dimethylpropanoic acid (CAS 1547392-86-8)
- 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide (CAS 181148-01-6)
- 5-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)pentanoic Acid (CAS 57078-99-6)
- 5-Methyl-1,1-dioxo-1,2-benzothiazol-3-one (CAS 29083-15-6)
- (1,1-Dioxo-2,3-dihydro-1-benzothiophen-2-yl)methanamine (CAS 1040041-00-6)
- (1,1-Dioxo-2,3-dihydro-1h-benzo[b]thiophen-6-yl)methylamine (CAS 1363381-44-5)
Recommended Standards
- 2-Amino-3-chloro-5-trifluoromethylpyridine (CAS 79456-26-1)
- 5-Chloro-6-fluoropyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 2098345-72-1)
- 6-Chloro-4-(trifluoromethyl)pyridin-2-amine (CAS 34486-23-2)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(4-hydroxycyclohexyl)acetic acid (CAS 1416444-92-2)
- tert-Butyl (3S,4R)-3-amino-4-methylpiperidine-1-carboxylate (CAS 1290191-78-4)
- Ethyl 2-(4-methoxyphenyl)indolizine-1-carboxylate (CAS 477862-79-6)
- tert-Butyl (2,4-dibromo-5-methoxyphenyl)carbamate (CAS 1876328-62-9)
- 5-Ethynyl-2,3-dihydrobenzo[b][1,4]dioxine (CAS 1706440-07-4)
- 5-Chloro-7-(methylamino)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 2469042-39-3)
- Semaglutide Impurity 162 (x TFA Salt) (CAS CATO-C4X-2226162)
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