7-Butyl-5-(ethylthio)-1,3-dimethylpyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione CAS 893904-33-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 893904-33-1 |
| Molecular Formula | C14H20N4O2S |
| Molecular Weight | 308.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Butyl-5-(ethylthio)-1,3-dimethylpyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione (CAS 893904-33-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H20N4O2S. Molecular weight: 308.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H20N4O2S |
| Molecular Weight | 308.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 7,7-Dimethyl-1-(((2-pyridylamino)sulfonyl)methyl)bicyclo[2.2.1]heptan-2-one (CAS 515866-34-9)
- 8-(sec-Butylthio)-3-methyl-7-(2-methylallyl)-3,7-dihydro-1H-purine-2,6-dione (CAS 332098-56-3)
- 6-(4-Methoxyphenyl)-5-phenyl-2,3-dihydroimidazo[2,1-b]thiazole (CAS 87532-36-3)
- 3-Butyl-5-(phenoxymethyl)oxazolidin-2-one (CAS 17539-83-2)
- 4-(Difluoromethyl)-5-iodo-6-methoxypyridine-3-sulfonyl chloride (CAS 1805602-98-5)
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- 2-(2-(2-(4-Fluorophenyl)thiazol-4-yl)ethyl)isoindoline-1,3-dione (CAS 860786-86-3)
- CAS CATO-C4X-324730 (CAS CATO-C4X-324730)
- 1-(3-Fluorophenyl)-2-(trifluoromethoxy)ethan-1-one (CAS 1334148-55-8)
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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