4-Amino-5,6,7,8-tetrahydro-7-methyl[1]benzothieno[2,3-d]pyrimidine-2(1H)-thione CAS 374923-00-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 374923-00-9 |
| Molecular Formula | C11H13N3S2 |
| Molecular Weight | 251.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-5,6,7,8-tetrahydro-7-methyl[1]benzothieno[2,3-d]pyrimidine-2(1H)-thione (CAS 374923-00-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H13N3S2. Molecular weight: 251.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H13N3S2 |
| Molecular Weight | 251.37 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Amino Standards
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Recommended Standards
- 4-Allyl-5-(5-ethylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 522597-66-6)
- 4-Diphenylmethylpiperidine (CAS 19841-73-7)
- 4-Allyl-5-(4,5-dimethylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 522597-54-2)
- Methyl 2-benzyl-1H-imidazole-5-carboxylate (CAS 1195682-63-3)
- (2-Nitro-4-(trifluoromethyl)phenyl)hydrazine (CAS 1513-50-4)
- methyl 5-amino-1H-imidazole-2-carboxylate (CAS 1517999-26-6)
- ETHYL 2-(DIMETHYLAMINO)-2-(PYRIDIN-2-YL)ACETATE (CAS 1007879-46-0)
- 4-Acetoxy-4-androstene-3,17-dione (CAS 61630-32-8)
- 5-(3-Chloro-4-fluorophenyl)furan-2-carbaldehyde (CAS 310459-43-9)
- Semaglutide impurity 261 (CAS CATO-C4X-2226261)
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 13829788188 / jacky.chen@cato-chem.com