(R)-2-Hydroxybut-3-en-1-yl 4-methylbenzenesulfonate CAS 138249-07-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138249-07-7 |
| Molecular Formula | C11H14O4S |
| Molecular Weight | 242.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (R)-2-Hydroxybut-3-en-1-yl 4-methylbenzenesulfonate (CAS 138249-07-7) pharmaceutical standards reference standard. Molecular formula: C11H14O4S. Molecular weight: 242.29 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H14O4S |
| Molecular Weight | 242.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Sulfur Atoms | 1 |
Related R Standards
- (2E)-4-Hydroxybut-2-en-1-yl N-(4-chlorophenyl)carbamate (CAS 57302-74-6)
- 6-[(3S)-3-hydroxybut-1-ynyl]-2H-chromene-3-carboxylic acid (CAS 2544547-06-8)
- methyl 2-[3-(4-hydroxybut-1-ynyl)phenyl]-2-methyl-propanoate (CAS 2614598-91-1)
- 2-((4-Hydroxybut-2-yn-1-yl)thio)-3-methylquinazolin-4(3h)-one (CAS 500113-83-7)
- methyl 6-(4-hydroxybut-1-ynyl)-2H-chromene-3-carboxylate (CAS 2584138-41-8)
- 2-(2-Hydroxybut-3-en-1-yl)isoindoline-1,3-dione (CAS 1855-22-7)
- 2-(4-Hydroxybut-2-yn-1-yl)isoindoline-1,3-dione (CAS 32331-81-0)
- (E)-4-(3-Hydroxybut-1-en-1-yl)-3,5,5-trimethylcyclohex-2-enone (CAS 896107-70-3)
Recommended Standards
- (R)-2-Methyl-N-(3-nitrophenyl)propane-2-sulfinamide (CAS 1372133-77-1)
- 4-(n-Isopropylsulfamoyl)benzamide (CAS 1384789-49-4)
- (R)-2-Methyl-N-(4-nitrophenyl)propane-2-sulfinamide (CAS 1372133-70-4)
- 3-(trifluoromethyl)-1-azabicyclo[2.2.2]octan-3-amine dihydrochloride (CAS 1803583-40-5)
- 637753-85-6 (2Z)-2-(2-Chloro-6-fluorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04181737 (CAS 637753-85-6)
- 2-((4-(Benzo[d][1,3]dioxol-5-ylmethyl)-5-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(2-cyano-3-methylbutan-2-yl)acetamide (CAS 782454-67-5)
- 4-Ethoxy-1-(p-tolyl)-1H-pyrrol-2(5H)-one (CAS 141694-12-4)
- Tramadol Impurity 2 (CAS 66170-25-0)
- Cis-cyclohexane-1,2-diyl bis(4-methylbenzenesulfonate) (CAS 5433-22-7)
- Cholecystokinin Octapeptide (1-5) (desulfated) (CAS 121880-96-4)
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