S-Isopropyl chlorothioformate CAS 13889-93-5
| CAS No. | 13889-93-5 |
| Molecular Formula | C4H7ClOS |
| Molecular Weight | 138.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 138.62 g/mol gives S-Isopropyl chlorothioformate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
S-Isopropyl chlorothioformate (CAS 13889-93-5), molecular formula C4H7ClOS and molecular weight 138.62 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C4H7ClOS, S-Isopropyl chlorothioformate contains sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 138.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures S-Isopropyl chlorothioformate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C4H7ClOS |
| Molecular Weight | 138.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related S Standards
- 1-Isopropyl-2-Methyl-Cyclohexene (1-Menthene) (CAS 15582-48-6)
- 1-Isopropyl-(4R)-Methyl-Cyclohexene (CAS 619-52-3)
- 5-Ethyl-1-isopropyl-1h-pyrazole (CAS 1007489-53-3)
- 2-Isopropyl-4,5-dimethylimidazole (CAS 115152-71-1)
- (1-Isopropyl-1h-pyrrol-2-yl)methanamine (CAS 1242823-76-2)
- 1-ethyl-3-isopropyl-1H-pyrazole (CAS 1328640-32-9)
- 1-Ethyl-4-isopropyl-1H-imidazole (CAS 154385-47-4)
- 1-Isopropyl-2,5-dimethyl-1H-imidazole (CAS 49739-24-4)
Recommended Standards
- N-propylchlorothioformate (CAS 13889-92-4)
- 3-(Methylthio)propionyl Chloride (CAS 7031-23-4)
- 1-Chloro-6-Fluorohexane (CAS 1550-09-0)
- 4-chlorothiazol-2-amine (CAS 52107-46-7)
- 5-(3-Fluoro-4-methoxyphenyl)-4-methylisoxazole (CAS 1399661-96-1)
- 3-(2-Isopropylphenoxy)piperidine hydrochloride (CAS 1220033-52-2)
- 3-Deoxysappanchalcone (CAS 112408-67-0)
- Ethyl 2-amino-7-methoxyquinoline-3-carboxylate (CAS 182922-54-9)
- 2-(Cyano(2,4-dichlorophenyl)methyl)-6-fluorobenzonitrile (CAS 338965-45-0)
- 3-(Adamantan-1-ylamino)-3-oxopropanoic acid (CAS 156210-17-2)
- H-Allo-Ile-OtBu.HCl (CAS 119483-46-4)
- 2-Methyl-1-(3-(trifluoromethoxy)phenyl)propan-2-ol (CAS 1443327-80-7)
- 2-Chloro-5-(3,5-dichlorophenyl)pyrimidine (CAS 1361833-27-3)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
Why CATO?
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