4-Hydroxy-2H-thiochromen-2-one CAS 16854-67-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16854-67-4 |
| Molecular Formula | C9H6O2S |
| Molecular Weight | 178.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-2H-thiochromen-2-one (CAS 16854-67-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H6O2S. Molecular weight: 178.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H6O2S |
| Molecular Weight | 178.21 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 4-hydroxy-1-benzothiophene-6-carbaldehyde (CAS 1021916-91-5)
- 2-Hydroxy-4H-1-benzothiopyran-4-one (CAS 107514-60-3)
- 2-Hydroxy-4-(2-thienyl)pyrimidine (CAS 1269294-26-9)
- 5-Hydroxy-1-benzothiophene-3-carbaldehyde (CAS 145159-61-1)
- 4-hydroxy-1-benzothiophene-2-carbaldehyde (CAS 1892706-91-0)
- 3-Hydroxy-4H-thiochromen-4-one (CAS 40683-54-3)
- 5-Hydroxy-2-methylpyrimidin-4(1H)-one (CAS 24614-14-0)
- 1-(4-Hydroxy-3,5-dimethylphenyl)propan-2-one (CAS 1017081-88-7)
Recommended Standards
- Benzo[d]isothiazole-3-carboxamide (CAS 16807-21-9)
- 2-(Methylthio)pteridine (CAS 16878-77-6)
- Tetrahydro-2H-thiopyran-3-carboxylic acid 1,1-dioxide (CAS 167011-35-0)
- Danshenol A (CAS 189308-08-5)
- 6-Methylheptanoic Acid Methyl Ester (CAS 2519-37-1)
- 1,4-Dimethyl-1H-indazole (CAS 70127-92-3)
- Cyclohexyl(2-((2,5-dihydro-1H-pyrrol-1-yl)methyl)phenyl)methanone (CAS 898763-94-5)
- (1-Phenylethyl)(prop-2-en-1-yl)amine (CAS 66896-61-5)
- 3-((P-tolylthio)methyl)-2,3-dihydro-5H-thiazolo[2,3-b]quinazolin-5-one (CAS 477845-71-9)
- SV40 Nuclear Transport Signal Peptide Analog (CAS 104914-40-1)
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