5-Phenylthiophen-2(3H)-one CAS 939-09-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 939-09-3 |
| Molecular Formula | C10H8OS |
| Molecular Weight | 176.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Phenylthiophen-2(3H)-one (CAS 939-09-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H8OS. Molecular weight: 176.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H8OS |
| Molecular Weight | 176.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 1957 |
| Sulfur Atoms | 1 |
Related Phenylthiophen Standards
- 5-Phenylthiophen-2-amine (CAS 14770-85-5)
- 2-Phenylthiophen-3-amine (CAS 183676-85-9)
- 4-Phenylthiophen-2-amine (CAS 67637-83-6)
- 5-Phenylthiophen-3-amine (CAS 75782-81-9)
- N-Phenylthiophen-2-amine (CAS 940-32-9)
- (4-Phenylthiophen-2-yl)methanamine (CAS 666825-53-2)
- (5-Phenylthiophen-2-yl)methanamine (CAS 58163-25-0)
- (5-Phenylthiophen-3-yl)methanamine (CAS 838893-06-4)
Recommended Standards
- 5-Methylbenzo[b]thiophene-3-carbaldehyde (CAS 32969-19-0)
- 6-Hydroxy-6-methyl-2-thiaspiro[3.3]Heptane 2,2-dioxide (CAS 2411634-74-5)
- 5-Methylbenzo[b]thiophene-2-carbaldehyde (CAS 27035-41-2)
- 1-(2,4-Difluorophenyl)-4-oxocyclohexanecarbonitrile (CAS 1202006-91-4)
- N-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]cyclopropanesulfonamide (CAS 879487-14-6)
- 2-Hydroxy-4-(trifluoromethyl)-7,8-dihydroquinazolin-6(5H)-one (CAS 1233026-77-1)
- 15-(4-Methyltrityl)-4,7,10,13-tetraoxapentadecanoic acid (CAS 1864014-14-1)
- 1-Methyl-1H-indol-4-ol (CAS 7556-37-8)
- Pazopanib Impurity 5 (CAS 1226499-97-3)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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