4-Propylthiazole-5-carboxylic acid CAS 81569-65-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81569-65-5 |
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Propylthiazole-5-carboxylic acid (CAS 81569-65-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H9NO2S. Molecular weight: 171.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Propylthiazole Standards
- 2-Propylthiazole-5-carboxylic acid (CAS 30709-69-4)
- 5-Propylthiazole-4-carboxylic acid (CAS 900587-93-1)
- 2-Methyl-5-propylthiazole-4-carboxylic acid (CAS 1429901-00-7)
- Ethyl 2-propylthiazole-4-carboxylate (CAS 14819-39-7)
- Ethyl 4-propylthiazole-5-carboxylate (CAS 81569-54-2)
- 5-Methyl-2-propylthiazole (CAS 104256-95-3)
- 2-Methyl-4-propylthiazole (CAS 41981-63-9)
- 2-Propylthiazole (CAS 17626-75-4)
Recommended Standards
- 4-Methylsulfonylaniline (CAS 5470-49-5)
- 5-((Allylthio)methyl)isoxazol-3(2H)-one (CAS 89660-70-8)
- 4-Methoxybenzenesulfinamide (CAS 61511-68-0)
- 3-Bromo-1H-pyrrolo[2,3-b]pyridine-4-carboxylic acid (CAS 1190314-17-0)
- 1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine (CAS 23266-24-2)
- 1-[(3S,6S)-6-[(Benzenesulfonyl)oxy]-hexahydrofuro[3,2-b]furan-3-yl]-1H-1,2,3-triazole-4,5-dicarboxylic acid (CAS 1276015-72-5)
- 2-(2,5-Dimethyl-1-(4-nitrophenyl)-1H-pyrrol-3-yl)-N,N-dimethyl-2-oxoacetamide (CAS 866156-50-5)
- N-Nitroso Aminophyllie (CAS CATO-C4X-182313)
- 2-((4-Allyl-5-(2-bromophenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-(trifluoromethyl)phenyl)acetamide (CAS 332910-81-3)
- Cholecystokinin Octapeptide (desulfated) (CAS 25679-24-7)
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