2-hydroxy-5-methyl-1,3-thiazole-4-carboxylic acid CAS 1505865-51-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1505865-51-9 |
| Molecular Formula | C5H5NO3S |
| Molecular Weight | 159.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-hydroxy-5-methyl-1,3-thiazole-4-carboxylic acid (CAS 1505865-51-9) pharmaceutical standards reference standard. Molecular formula: C5H5NO3S. Molecular weight: 159.16 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H5NO3S |
| Molecular Weight | 159.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related hydroxy Standards
- 4-hydroxy-5-methyl-1,3-thiazole-2-carboxylic acid (CAS 133833-94-0)
- 2-Hydroxy-4-methylthiazole-5-carboxylic acid (CAS 875237-46-0)
- 4-Hydroxy-5-methylisothiazole-3-carboxylic acid (CAS 716361-63-6)
- 3-Hydroxy-4-cyano (1H)Indazole (CAS 1000342-91-5)
- 3-Hydroxy-5-phenylpyrrole (CAS 100750-40-1)
- 5-Hydroxy-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1016241-62-5)
- 6-Hydroxy-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 1167056-72-5)
- 3-Hydroxy-N-methoxy-N-methylcyclobutane-1-carboxamide (CAS 1187595-64-7)
Recommended Standards
- Methyl 2-thioxo-2,3-dihydrooxazole-5-carboxylate (CAS 149432-34-8)
- 4-(Vinylsulfonyl)isoxazole (CAS 1708199-23-8)
- O,O,S-Trimethyl Ester Phosphorothioic Acid-d3 (CAS 1370555-08-0)
- [(2R)-5,5-dimethyloxolan-2-yl]methanamine (CAS 1426650-75-0)
- 3-(3-Ethylphenoxy)azetidine (CAS 1177338-79-2)
- 9-(2-Propynyl)carbazole (CAS 4282-77-3)
- (2S,4R)-4-Acetoxypyrrolidine-2-carboxylic acid (CAS 46122-47-8)
- N5-(4-Aminophenyl)pyrimidine-2,5-diamine (CAS 869564-05-6)
- N1-(3-Pyridinylmethyl)-1,3-propanediamine (CAS 100553-71-7)
- Des-Lys20(Side Chain)-Semaglutide (CAS CATO-C4X-2226280)
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