Methyl 3-(5-formyl-3-thienyl)benzoate CAS 893736-96-4
| CAS No. | 893736-96-4 |
| Molecular Formula | C13H10O3S |
| Molecular Weight | 246.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Methyl 3-(5-formyl-3-thienyl)benzoate (CAS 893736-96-4), molecular formula C13H10O3S and molecular weight 246.28 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Methyl 3-(5-formyl-3-thienyl)benzoate (C13H10O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 246.28 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), Methyl 3-(5-formyl-3-thienyl)benzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H10O3S |
| Molecular Weight | 246.28 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 5-formyl-3-phenylthiophene-2-carboxylate (CAS 189756-76-1)
- Methyl 2-(5-Formyl-2-thienyl)benzoate (CAS 194416-91-6)
- Methyl 4-(5-formyl-3-thienyl)benzoate (CAS 893736-94-2)
- N-(4-formyl-1,3-thiazol-2-yl)-N-phenylacetamide (CAS 91973-74-9)
- N-(5-Formyl-4-phenylthiazol-2-yl)acetamide (CAS 89021-12-5)
- 3-(3-Formyl-1H-indol-5-yl)benzonitrile (CAS 893733-93-2)
- N'-(6-Formyl-4-oxo-3,4-dihydropteridin-2-yl)-N,N-dimethylformimidamide (CAS 213739-00-5)
- 4-Formyl-2-methoxyphenyl furan-2-carboxylate (CAS 326006-77-3)
Recommended Standards
- Methyl 2-(thiophene-2-carbonyl)benzoate (CAS 873548-66-4)
- Methyl 1,2,5-trimethyl-4-sulfamoyl-1h-pyrrole-3-carboxylate (CAS 883048-07-5)
- Methyl 4-(5-formylthiophen-2-yl)benzoate (CAS 639816-37-8)
- Landiolol Impurity 60 (CAS 50765-70-3)
- 1-(1-Hydroxyethyl)anthracene-9,10-dione (CAS 64267-40-9)
- Methyl 7-aminobenzofuran-2-carboxylate (CAS 1142814-59-2)
- N-(2-(thiazol-2-yl)propyl)thietan-3-amine (CAS 1862958-67-5)
- 2-Amino-N-(((S)-1-benzylpyrrolidin-2-yl)methyl)-N-isopropyl-3-methylbutanamide (CAS 1354026-80-4)
- 3-(Piperidin-4-ylmethoxy)pyridazine hydrochloride (CAS 1426290-94-9)
- 1-(6-(4-Methoxyphenyl)-3-methylimidazo[2,1-b]thiazol-2-yl)ethan-1-one (CAS 860784-05-0)
- (R)-6-Chloro-N2-ethyl-N2-(1-phenylethyl)-1,3,5-triazine-2,4-diamine (CAS 109905-70-6)
- 5-Methoxy-2-((methylamino)methyl)phenol (CAS 1082820-83-4)
- 1-methylquinolin-2(1H)-one (CAS 606-43-9)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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