3-(4-butylphenyl)-2-mercapto-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one CAS 379255-86-4
| CAS No. | 379255-86-4 |
| Molecular Formula | C20H22N2OS2 |
| Molecular Weight | 370.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-(4-butylphenyl)-2-mercapto-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-(4-butylphenyl)-2-mercapto-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 379255-86-4), molecular formula C20H22N2OS2 and molecular weight 370.53 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, 3-(4-butylphenyl)-2-mercapto-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 370.53 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 3-(4-butylphenyl)-2-mercapto-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H22N2OS2 |
| Molecular Weight | 370.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related butylphenyl Standards
- 2-{[(4-tert-butylphenyl)methyl]sulfanyl}-5-[2-(methylsulfanyl)phenyl]-1,3,4-oxadiazole (CAS 339015-43-9)
- 7-(4-Butylphenyl)-6-fluoro-5,10-dihydroindeno[1,2-b]indol-2-amine (CAS 920304-41-2)
- 1-(4-tert.-Butylphenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylic acid (2-chlorophenyl)amide (CAS 1000576-97-5)
- 1-((4-Butylphenyl)amino)-4-hydroxyanthracene-9,10-dione (CAS 71334-38-8)
- 4-[(4-tert-butylphenyl)methylidene]-1,2,3,4-tetrahydroacridine-9-carboxylic acid (CAS 647036-23-5)
- N-(4-butylphenyl)-2-(4-(4-fluorophenyl)piperazin-1-yl)acetamide (CAS 303091-76-1)
- 4-(4-tert-Butylphenyl)-2-{[(4-methoxyphenyl)methyl]amino}-4-oxobutanoic acid (CAS 1042722-13-3)
- 1-(4-Butylphenyl)-5-(4-chlorophenyl)-3-methyl-1H-pyrazole-4-carboxylic acid (CAS 956786-73-5)
Recommended Standards
- 3-Ethyl-2-((3-methylbenzyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 618879-73-5)
- 1,2-Di([1,1'-biphenyl]-4-yl)disulfane (CAS 19813-92-4)
- 4-(3,6-Di-tert-butyl-9H-carbazol-9-yl)aniline (CAS 255829-30-2)
- 1,2-Bis[(2R,5R)-2,5-diisopropyl-1-phospholanyl]ethane (CAS 136705-63-0)
- 3-Bromo-<I>N</I>,<I>N</I>-dimethylaniline (CAS 16518-62-0)
- 1-(4-Fluorophenyl)-6-methoxy-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole (CAS 404929-70-0)
- Organic phosphorus Mix (CAS CATO-LCEM500815-TL)
- 4-Oxo-1,4-dihydropyridine-2-carbaldehyde (CAS 933030-90-1)
- (Z)-N-acetyl-N-(5-(benzo[d][1,3]dioxol-5-ylmethylene)-4-oxo-2-thioxothiazolidin-3-yl)acetamide (CAS 866154-61-2)
- 2-((6-(1H-Pyrazol-1-yl)pyrimidin-4-yl)thio)-N-(2-bromophenyl)acetamide (CAS 1251604-24-6)
- (R)-2-(2,2-difluorobenzo[d][1,3]dioxol-4-yl)pyrrolidine hydrochloride (CAS 1213858-67-3)
- rel-((1R,2R)-2-Aminocyclohexyl)methanol hydrochloride (CAS 28250-45-5)
- (1S,3R)-3-(2-ethylbenzoyl)cyclopentane-1-carboxylic acid (CAS 732252-49-2)
- Semaglutide impurity 270 (CAS CATO-C4X-2226270)
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