3-(4-Chlorophenoxy)benzene-1-sulfonyl chloride CAS 501697-55-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 501697-55-8 |
| Molecular Formula | C12H8Cl2O3S |
| Molecular Weight | 303.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 501697-55-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8Cl2O3S. Molecular weight: 303.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H8Cl2O3S |
| Molecular Weight | 303.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorophenoxy Standards
- 4-(4-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 191327-30-7)
- 3-(2-Chlorophenoxy)benzenesulfonylchloride (CAS 474947-79-0)
- 4-(3-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 815576-24-0)
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- N-[2-(2-Chlorophenoxy)propyl]-2-isopropylaniline (CAS 1040681-83-1)
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- 1-Benzyl-4-(2-chlorophenoxy)piperidine (CAS 900512-07-4)
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Recommended Standards
- 3-((2,4-Dichlorobenzyl)oxy)thiophene-2-carboxylic acid (CAS 343376-05-6)
- 4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)morpholin-3-one (CAS 928631-04-3)
- 2-{2-[(3,5-dichlorophenyl)amino]-1,3-thiazol-4-yl}acetic acid (CAS 927983-67-3)
- 5-(Pyrimidin-2-yl)oxazole (CAS 1935444-33-9)
- tert-butyl 2-(4-formyl-2-thienyl)acetate (CAS 1427753-54-5)
- 3-Amino-5-nitrobenzenesulfonamide (CAS 1044271-92-2)
- 7'-Nitrospiro[cyclopropane-1,3'-indoline]-2'-one (CAS 83414-08-8)
- 4-Methylpentanoic anhydride (CAS 83594-04-1)
- 3-(Trifluoromethyl)dibenzo[b,e][1,4]dioxin-1-amine (CAS 948009-23-2)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
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