4-(Thiophen-2-yl)-N-(p-tolyl)benzamide CAS 338794-31-3
| CAS No. | 338794-31-3 |
| Molecular Formula | C18H15NOS |
| Molecular Weight | 293.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(Thiophen-2-yl)-N-(p-tolyl)benzamide.
CATO supplies 4-(Thiophen-2-yl)-N-(p-tolyl)benzamide (CAS 338794-31-3), a certified reference material (molecular formula C18H15NOS, MW 293.38 g/mol) for analytical method development and quality control.
Structurally, 4-(Thiophen-2-yl)-N-(p-tolyl)benzamide (C18H15NOS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 293.38 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 4-(Thiophen-2-yl)-N-(p-tolyl)benzamide 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 | C18H15NOS |
| Molecular Weight | 293.38 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thiophen Standards
- 1-[2-(thiophen-3-yl)acetyl]-octahydro-1H-indole-2-carboxylic acid (CAS 1188545-53-0)
- 4-[2-(thiophen-2-ylsulfanyl)acetamido]benzoic acid (CAS 444166-47-6)
- 6-Methyl-1-(thiophen-2-ylsulfonyl)-1,2,3,4-tetrahydroquinoline (CAS 497059-98-0)
- 3-(3-(Thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)aniline (CAS 1204297-46-0)
- 1-{7-[(E)-2-(thiophen-2-yl)ethenyl]-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl}-1H-pyrrole (CAS 339011-78-8)
- 3,5-Di(thiophen-2-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 870680-39-0)
- 2-(Thiophen-2-ylsulfonyl)-4-(trifluoromethyl)pyridine (CAS 882292-13-9)
- 1-(Thiophen-2-ylsulfonyl)piperidine-4-carbonyl chloride (CAS 941867-50-1)
Recommended Standards
- 4-(Benzo[d][1,3]dioxol-5-ylmethyl)-N-methylpiperazine-1-carbothioamide (CAS 351332-37-1)
- 4-[(3-Fluorophenyl)methyl]-2H,3H,4H,5H-thieno[3,2-f][1,4]thiazepin-5-one (CAS 478080-77-2)
- 4-(4-Fluorobenzyl)-3,4-dihydrothieno[3,2-f][1,4]thiazepin-5(2H)-one (CAS 478080-74-9)
- 4-[[2-(Methacryloyloxy)ethyl]dimethylammonio]butane-1-sulfonate (CAS 6613-65-6)
- 2,2,2-TRIFLUORO-1-PYRIDIN-2-YL-ETHYLAMINE 2,2,2-trifluoro-1-(pyridin-2-yl)ethan-1-amine 503173-14-6 (CAS 503173-14-6)
- 7-fluoro-3-methyl-1$l^{6}-benzothiophene-1,1-dione (CAS 1423034-13-2)
- 2-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)isonicotinic acid (CAS 1514977-42-4)
- 2-(5-Bromo-2,3-difluorophenyl)acetic acid (CAS 1780302-08-0)
- 2-((4-Methoxy-N-phenylphenyl)sulfonamido)-N-(2-methylbut-3-yn-2-yl)acetamide (CAS 339013-35-3)
- 4-Amino-3-methylbenzenesulfonic acid (CAS 98-33-9)
- 2-Bromo-N-[4-(2-cyclohexylethoxy)phenyl]acetamide (CAS 1138442-50-8)
- (R)-2-(4-(difluoromethyl)-3-fluorophenyl)pyrrolidine (CAS 1213391-56-0)
- 5-Bromo-2-chloro-6-fluorobenzo[d]thiazole (CAS 1956325-14-6)
- semaglutide (CAS 782487-28-9)
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