(Z)-2-Phenyl-4-(thiophen-3-ylmethylene)oxazol-5(4H)-one CAS 88991-46-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88991-46-2 |
| Molecular Formula | C14H9NO2S |
| Molecular Weight | 255.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(Z)-2-Phenyl-4-(thiophen-3-ylmethylene)oxazol-5(4H)-one (CAS 88991-46-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9NO2S. Molecular weight: 255.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9NO2S |
| Molecular Weight | 255.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- (Z)-2-Phenyl-4-(thiophen-2-ylmethylene)oxazol-5(4H)-one (CAS 83396-70-7)
- 1-(Benzenesulfonyl)pyrrolidine-2-carboxylic acid (CAS 88425-47-2)
- (S)-1-Tosylazetidine-2-carboxylic acid (CAS 39897-13-7)
- N-(4-(Trifluoromethyl)phenyl)pivalamide (CAS 25617-34-9)
- 8-Bromo-3-methyl-[1,2,4]triazolo[4,3-c]pyrimidin-5(6H)-one (CAS 2414520-44-6)
- 2,3-Dimethylquinoline (CAS 1721-89-7)
- (4R)-Methyl 4-((3R,8S,10S,13S,14S)-3-acetoxy-10,13-dimethyl-2,3,4,5,6,7,8,10,12,13,14,15-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate (CAS 1093397-71-7)
- 4-Amino-4-(2-fluoro-4-methoxyphenyl)butanoic acid (CAS 1156650-53-1)
- N-(4-bromophenyl)-1-(4-ethoxyphenyl)methanimine (CAS 66693-57-0)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
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