S-(4-chlorophenyl) O,O-diethyl phosphorothioate CAS 4524-70-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4524-70-3 |
| Molecular Formula | C10H14ClO3PS |
| Molecular Weight | 280.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
S-(4-chlorophenyl) O,O-diethyl phosphorothioate (CAS 4524-70-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H14ClO3PS. Molecular weight: 280.71 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H14ClO3PS |
| Molecular Weight | 280.71 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- Pyridin-3-ylmethyl (5-chloro-1,3-dimethyl-1H-pyrazol-4-yl)carbamate (CAS 955975-45-8)
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- N-Acetyl 6-Chlorotryptophan (CAS 50517-10-7)
- 1-Benzyl-4-iodopyrrolidin-2-one (CAS 774234-24-1)
- 1111301-77-9 3-{[(4-Isopropylphenyl)sulfonyl]amino}thiophene-2-carboxylic acid MFCD13696882 (CAS 1111301-77-9)
- Methyl 4-methoxy-3-(thiazol-4-yl)benzoate (CAS 1387566-17-7)
- 2-Chloro-3-fluoroquinoxaline (CAS 303762-31-4)
- tert-Butyl 2-chloro-5,6,7,8-tetrahydro-9H-pyrido[2,3-b]azepine-9-carboxylate (CAS 679392-25-7)
- (4-(((Tert-butoxycarbonyl)(methyl)amino)methyl)phenyl)boronic acid (CAS 1287753-35-8)
- Cholecystokinin Octapeptide (1-3) (desulfated) H-Asp-Tyr-Met-OH (CAS 121880-94-2)
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