7-Methoxy-2-(trifluoromethyl)-1,2-dihydro-4H-thieno[2,3-c]chromen-4-one CAS 381700-17-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 381700-17-0 |
| Molecular Formula | C13H9F3O3S |
| Molecular Weight | 302.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Methoxy-2-(trifluoromethyl)-1,2-dihydro-4H-thieno[2,3-c]chromen-4-one (CAS 381700-17-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9F3O3S. Molecular weight: 302.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9F3O3S |
| Molecular Weight | 302.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Methoxy Standards
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Recommended Standards
- 4-Methyl-2-((3-(trifluoromethyl)phenyl)amino)thiazole-5-carboxylic acid (CAS 928003-03-6)
- 3-((3-(Trifluoromethyl)benzyl)oxy)thiophene-2-carboxylic acid (CAS 339009-59-5)
- Ethyl 5-(3-triflluoromethylphenyl)-1,3,4-thiadiazole-2-carboxylate (CAS 1986908-21-7)
- 3,3＇,4,4＇-Tetrachloroazoxybenzene (CAS 21232-47-3)
- 4-Chloro-6-(3-hydroxypyrrolidin-1-yl)pyrimidine-5-carbaldehyde (CAS 1537082-33-9)
- 1-(3-(Trifluoromethyl)-1h-pyrazol-1-yl)propan-2-one (CAS 1004643-67-7)
- 3-Ethyl-2-((3-fluorobenzyl)thio)thieno[3,2-d]pyrimidin-4(3H)-one (CAS 1089618-38-1)
- Glipizide-d11 (CAS 1189426-07-0)
- 2-(3-Pyrrolidin-3-yl-isoxazol-5-yl)-ethanol hydrochloride (CAS 1361116-84-8)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
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