4-Hydroxythiazol-2(3H)-one CAS 625-85-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 625-85-4 |
| Molecular Formula | C3H3NO2S |
| Molecular Weight | 117.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Hydroxythiazol-2(3H)-one (CAS 625-85-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C3H3NO2S. Molecular weight: 117.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C3H3NO2S |
| Molecular Weight | 117.13 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxythiazol Standards
- 2-(4-Hydroxythiazol-2-yl)acetonitrile (CAS 126743-35-9)
- 2-(4-Hydroxythiazol-2-yl)acetamide (CAS 87947-94-2)
- 2-(4-Hydroxythiazol-2-yl)ethanethioamide (CAS 126106-28-3)
- Ethyl 2-(4-hydroxythiazol-2-yl)acetate (CAS 79878-57-2)
- 2-(4-Hydroxythiazol-2-yl)benzo[d]thiazol-6-ol (CAS 24963-17-5)
- Ethyl 2-((4-hydroxythiazol-2-yl)methyl)-4-methylthiazole-5-carboxylate (CAS 860651-31-6)
- Ethyl 2-(2-((4-hydroxythiazol-2-yl)methyl)thiazol-4-yl)acetate (CAS 860651-37-2)
- 2-(2-((4-Hydroxythiazol-2-yl)methyl)-4-phenylthiazol-5-yl)acetic acid (CAS 860651-43-0)
Recommended Standards
- 3-ethyloxadiazol-3-ium-5-olate (CAS 5226-49-3)
- 5-Amino-1,2,4-thiadiazol-3(2H)-one (CAS 59221-06-6)
- 2-Thioxooxazolidin-4-one (CAS 2346-24-9)
- 2-bromo-3-methoxyprop-1-ene (CAS 89089-30-5)
- 2-(3-Ethynylphenyl)-2-oxoacetic acid (CAS 2228246-84-0)
- 1,4-Benzenedicarboxylic acid, polymer with 1,2-ethanediol and 1,2-propanediol (CAS 26062-93-1)
- 2,3,5,6-Tetrafluoro-4-hydroxybenzoic acid hydrate 207738-02-1 HOC6F4CO2HxH2O X4300 (CAS 207738-02-1)
- 1-[(2S)-2-(pyridin-3-yl)pyrrolidin-1-yl]ethan-1-one (CAS 5979-94-2)
- 1-amino-N-(2-methoxyethyl)cyclopropane-1-carboxamide hydrochloride (CAS 1909337-10-5)
- Semaglutide Impurity 185 (CAS CATO-C4X-2226185)
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