3-Chloro-4-(methylsulfonyl)nitrobenzene CAS 91842-77-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91842-77-2 |
| Molecular Formula | C7H6ClNO4S |
| Molecular Weight | 235.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-4-(methylsulfonyl)nitrobenzene (CAS 91842-77-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6ClNO4S. Molecular weight: 235.64 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6ClNO4S |
| Molecular Weight | 235.64 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, water |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-5-(2-fluorobenzoyl)pyridine (CAS 1187167-94-7)
- 2-Chloro-7-(difluoromethoxy)benzo[d]thiazole (CAS 1261629-26-8)
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- (4-Chloro-3-fluorophenyl)(pyridin-2-yl)methanone (CAS 1261868-06-7)
- 5-(4-Chloro-2-fluorophenyl)nicotinaldehyde (CAS 1346691-91-5)
- 5-(4-Chloro-3-fluorophenyl)nicotinaldehyde (CAS 1346691-96-0)
- 5-(3-Chloro-2-fluorophenyl)nicotinaldehyde (CAS 1346692-07-6)
Recommended Standards
- 3-Chloro-2-methylsulfonylnitrobenzene (CAS 91912-35-5)
- 3-Chloro-4-sulfamoylbenzoic acid (CAS 34263-53-1)
- 2-Methyl-6-nitrobenzenesulfonyl Chloride (CAS 56202-22-3)
- 7-Bromochroman-4-one (CAS 18442-22-3)
- 3,4-Methylenedioxyaniline (CAS 14268-66-7)
- 2,2'-(1-Benzyl-2-phenylethylidene)bis((4S)-4-tert-butyl-4,5-dihydro-2-oxazole) (CAS 319489-90-2)
- 5'h,7'h-Spiro[cyclobutane-1,6'-pyrazolo[5,1-b][1,3]oxazine]-3'-carboxylic acid (CAS 2168565-24-8)
- 1-(4-Methoxyphenyl)pentane-1,4-dione (CAS 2108-54-5)
- Benz[a]anthracene-7-methanol (CAS 16110-13-7)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
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