9-Methyl-2-(methylthio)-5H-thiochromeno[4,3-d]pyrimidine CAS 478246-76-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478246-76-3 |
| Molecular Formula | C13H12N2S2 |
| Molecular Weight | 260.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 9-Methyl-2-(methylthio)-5H-thiochromeno[4,3-d]pyrimidine (CAS 478246-76-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H12N2S2. Molecular weight: 260.38 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H12N2S2 |
| Molecular Weight | 260.38 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- 3-(Methylthio)propyl 4-methylbenzenesulfonate (CAS 187722-18-5)
- 2-(Methylthio)-3-(2-methylthiophen-3-yl)benzofuran (CAS 88674-02-6)
- 2,8-Bis(methylthio)dibenzo[b,d]furan (CAS 87964-68-9)
- 2-Methyl-3-(2-(methylthio)thiophen-3-yl)benzofuran (CAS 88674-04-8)
- 4-(4-(Methylthio)phenyl)-1,3-diazaspiro[4.5]dec-3-ene (CAS 84212-20-4)
- Methyl 2-(2-(2-(methylthio)acetamido)thiazol-4-yl)acetate (CAS 1153154-19-8)
- N-(5-(Methylthio)-1H-1,2,4-triazol-3-yl)cinnamamide (CAS 1025268-74-9)
- 2-(Methylthio)-6-(p-tolyl)pyrimidine-4-carboxylic acid (CAS 1181805-21-9)
Recommended Standards
- 6-Methyl-N-(2,4,4-trimethylpentan-2-yl)imidazo[1,2-a]pyrazin-3-amine (CAS 823806-70-8)
- N-(3-Sulfanylidene-3H-1,2,4-dithiazol-5-yl)thiophene-2-carboxamide (CAS 306980-71-2)
- 6-((Benzylthio)methyl)imidazo[2,1-b]thiazole (CAS 379715-08-9)
- N1,N1-Dimethylpropane-1,2-diamine hydrochloride (CAS 65094-72-6)
- 3-((4-Methylpiperidin-1-yl)methyl)benzoic acid (CAS 926201-90-3)
- 1-(5-Chloro-3-fluoropyridin-2-yl)ethan-1-ol (CAS 1374652-03-5)
- 1,1,5,5-Tetramethyloctahydro-8aH-2,4a-methanonaphthalen-8a-ol (CAS 88644-30-8)
- 4-Methylumbelliferyl -β-D-Gentotrioside (CAS 383160-16-5)
- 1,2-Bis(2-(trifluoromethyl)phenyl)ethane (CAS 287172-66-1)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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