Ethyl 4-(1,3-benzothiazol-2-ylthio)-3-oxobutanoate CAS 157219-75-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 157219-75-5 |
| Molecular Formula | C13H13NO3S2 |
| Molecular Weight | 295.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-(1,3-benzothiazol-2-ylthio)-3-oxobutanoate (CAS 157219-75-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H13NO3S2. Molecular weight: 295.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H13NO3S2 |
| Molecular Weight | 295.38 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
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- 5-(Benzothiazol-2-ylsulfanylmethyl)-4-methyl-4H-[1,2,4]triazole-3-thiol (CAS 315702-40-0)
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Recommended Standards
- Nortriptyline Impurity 21 (CAS 1562-52-3)
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- Methyl 2-[1-(diphenylmethyl)azetidin-3-yl]acetate (CAS 152537-00-3)
- (2,3-Dimethoxyphenyl)(piperidin-4-yl)methanol (CAS 140235-25-2)
- Methyl 4-hydroxypiperidine-1-carboxylate (CAS 75250-52-1)
- (4-Amino-3-chlorophenyl)dimethylphosphine oxide (CAS 1197956-33-4)
- 3,4-Dimethyl-5-phenyloxazolidin-2-one (CAS 6317-31-3)
- potassium [2-(trifluoromethyl)-1H-benzimidazol-1-yl]acetate (CAS 1011414-21-3)
- N-Cyclopropyl-3-fluoro-5-iodo-4-methylbenzamide (CAS 585544-31-6)
- Peptide YY (3-36) (human) (CAS 123583-37-9)
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