7-Hydroxy-3-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-2H-chromen-2-one CAS 304881-10-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 304881-10-5 |
| Molecular Formula | C19H13NO4S |
| Molecular Weight | 351.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxy-3-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-2H-chromen-2-one (CAS 304881-10-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H13NO4S. Molecular weight: 351.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H13NO4S |
| Molecular Weight | 351.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
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- 1-Benzyl-6-hydroxy-N-(4-methoxyphenyl)-2-oxo-1,2-dihydropyrimidine-4-carboxamide (CAS 861212-17-1)
- Ethyl 5-hydroxy-8-isopentyl-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate (CAS 1253790-09-8)
- 1-(2-Hydroxy-3-((3-(trifluoromethyl)phenyl)sulfonyl)propyl)pyrrolidin-2-one (CAS 400083-38-7)
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Recommended Standards
- 5-(4-Fluorophenyl)-6-(2-morpholinoethyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 860611-66-1)
- 8-Oxo-2-(thiophen-2-yl)-9-(p-tolyl)-8,9-dihydro-7H-purine-6-carboxamide (CAS 863502-35-6)
- 4-[5-amino-4-(1,3-benzothiazol-2-yl)-3-oxo-2,3-dihydro-1H-pyrrol-1-yl]benzoic acid (CAS 610278-84-7)
- 1-(2-methylpropyl)-5-oxopyrrolidine-3-carbaldehyde (CAS 1447949-78-1)
- Furan-2-sulfinic acid (CAS 88576-65-2)
- 7-Chloro-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinolin-5-one (CAS 57625-59-9)
- 4-Amino-1,1-dimethoxy-3-methylbutan-2-ol (CAS 1506755-80-1)
- 1-(3-Bromophenyl)-3-(3,4-dimethylphenyl)propan-1-one (CAS 898779-14-1)
- 1-Cyclopropyl-2-(4-((2,4-difluorophenyl)sulfonyl)piperazin-1-yl)ethan-1-ol (CAS 1396799-61-3)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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