4-(5-Acetylthiophen-2-yl)benzaldehyde CAS 893735-36-9
| CAS No. | 893735-36-9 |
| Molecular Formula | C13H10O2S |
| Molecular Weight | 230.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
4-(5-Acetylthiophen-2-yl)benzaldehyde (CAS 893735-36-9), molecular formula C13H10O2S and molecular weight 230.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H10O2S, 4-(5-Acetylthiophen-2-yl)benzaldehyde contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 230.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H10O2S |
| Molecular Weight | 230.28 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Sulfur Atoms | 1 |
Related Acetylthiophen Standards
- 3-(2-Acetylthiophen-3-yl)benzaldehyde (CAS 1432620-96-6)
- 3-(5-Acetylthiophen-2-yl)benzaldehyde (CAS 893735-33-6)
- 4-(2-Acetylthiophen-3-yl)benzaldehyde (CAS 397872-09-2)
- 4-(5-Acetylthiophen-2-yl)benzonitrile (CAS 15961-47-4)
- (2E)-2-(5-Acetylthiophen-2-yl)-3-(dimethylamino)prop-2-enenitrile (CAS 338954-36-2)
- (2E)-2-(5-Acetylthiophen-2-yl)-3-(furan-2-yl)prop-2-enenitrile (CAS 478261-04-0)
- 5-(5-Acetylthiophen-2-yl)nicotinic acid (CAS 1263376-82-4)
- 2-(5-Acetylthiophen-2-yl)-isonicotinic Acid (CAS 893723-57-4)
Recommended Standards
- 4-(Phenylthio)benzoicacid (CAS 6310-24-3)
- 4-((3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)butanoic acid (CAS 669-72-7)
- 4-amino-2-methoxy-N,N-dimethylbenzene-1-sulfonamide (CAS 936361-33-0)
- 3-Bromo-4-hydroxy-5-iodobenzonitrile (CAS 3336-26-3)
- Methyl 2-[(E)-2-(dimethylamino)vinyl]-6-(2-furylmethyl)-5-oxo-5,6-dihydro-1,6-naphthyridine-3-carboxylate (CAS 1374510-90-3)
- 1,3-Dimethyl-6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde (CAS 89549-92-8)
- 1-cyanoacetylpiperidine (CAS 15029-30-8)
- Methyl 2-aminooxazole-5-carboxylate (CAS 934236-40-5)
- Idebenone Impurity 7 (CAS 319906-76-8)
- 2-(Methylamino)pyrimidine-4-carbonitrile (CAS 1314904-96-5)
- ethyl 4-chloro-1,6-naphthyridine-3-carboxylate (CAS 92972-76-4)
- (S)-alpha-Methyl-3-(trifluoromethyl)benzyl Alcohol (CAS 96789-80-9)
- ethyl 3-cyclopropyl-1-methyl-1H-pyrazole-4-carboxylate (CAS 1619238-77-5)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
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 18665070610 / Nicole.chen@cato-chem.com