4-Chloro-5-sulfamoylphthalimide CAS 3861-99-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3861-99-2 |
| Molecular Formula | C8H5ClN2O4S |
| Molecular Weight | 260.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-5-sulfamoylphthalimide (CAS 3861-99-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H5ClN2O4S. Molecular weight: 260.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H5ClN2O4S |
| Molecular Weight | 260.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-Chloro-2,3-dioxoindoline-5-sulfonamide (CAS 3456-81-3)
- 2-Chloro-N-(2-(dimethylamino)-2-oxoethyl)-N-(2,2,2-trifluoroethyl)acetamide (CAS 1178506-83-6)
- 3-Chloro-1-(trifluoromethyl)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile (CAS 1279214-67-3)
- 5-Chloro-2-(1H-pyrrol-1-yl)-4-(trifluoromethyl)aniline (CAS 1315619-16-9)
- 4-Chloro-5-[3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl]pyrimidine (CAS 1370598-55-2)
- 2-Chloro-6-(trifluoromethyl)-5,6,7,8-tetrahydroquinoline-3-carbonitrile (CAS 1496260-94-6)
- Ethyl 2-[(5-chloro-3-nitropyridin-2-yl)oxy]acetate (CAS 105544-27-2)
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Recommended Standards
- 6-Nitro-1H-indole-3-sulfonyl chloride (CAS 132745-00-7)
- 2,4-Dioxo-1,2,3,4-tetrahydroquinazoline-6-sulfonyl chloride (CAS 56044-12-3)
- Gemifloxacin impurity 1 (CAS CATO-C4X-27471)
- Ethyl 1-(tert-butyl)-4,5-dioxopyrrolidine-3-carboxylate (CAS 5336-48-1)
- 1-(2-(Piperazin-1-yl)ethyl)pyridin-2(1H)-one (CAS 51323-38-7)
- Methyl 2-methyl-3-(5-methyl-3-nitro-1h-pyrazol-1-yl)propanoate (CAS 1005641-08-6)
- Ethyl 4-(2-(4-formyl-2-methoxyphenoxy)acetamido)benzoate (CAS 685861-75-0)
- Pyrrolidine-1,3-dicarboxylic Acid 1-tert-Butyl Ester (CAS 59378-75-5)
- Methyl 2-{[4-(4-fluorophenyl)piperazino]methyl}-3-nitrobenzenecarboxylate (CAS 860784-14-1)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
Why CATO?
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