7-Ethyl-5-mercapto-1,3-dimethylpyrimido[4,5-{d}]pyrimidine-2,4(1{H},3{H})-dione CAS 926202-85-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 926202-85-9 |
| Molecular Formula | C10H12N4O2S |
| Molecular Weight | 252.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Ethyl-5-mercapto-1,3-dimethylpyrimido[4,5-{d}]pyrimidine-2,4(1{H},3{H})-dione (CAS 926202-85-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H12N4O2S. Molecular weight: 252.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H12N4O2S |
| Molecular Weight | 252.29 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 |
Related Ethyl Standards
- 2-Mercapto-6,7-dimethoxy-3-methylquinazolin-4(3H)-one (CAS 183170-38-9)
- (5E)-2-Mercapto-5-(2-methoxybenzylidene)-1,3-thiazol-4(5H)-one (CAS 81154-09-8)
- 81154-16-7 (5E)-2-Mercapto-5-(4-methoxybenzylidene)-1,3-thiazol-4(5H)-one MFCD04969032 (CAS 81154-16-7)
- 2-mercapto-3-(3-methoxypropyl)pyrido[2,3-d]pyrimidin-4(3H)-one (CAS 688793-21-7)
- 4-(5-Mercapto-4-(2-methoxyethyl)-4H-1,2,4-triazol-3-yl)phenol (CAS 917747-30-9)
- 3-[(4-Mercapto-1,2,3-thiadiazol-5-yl)amino]-benzoic acid (CAS 1228553-06-7)
- 1-(2-(6-Mercapto-2-methylpyridin-3-yl)piperidin-1-yl)ethanone (CAS 1352505-08-8)
- 1-(2-(6-Mercapto-5-methylpyridin-3-yl)piperidin-1-yl)ethanone (CAS 1352517-07-7)
Recommended Standards
- 7-[(E)-2-(Thiophen-2-yl)ethenyl]pyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 338394-44-8)
- AZD-5904, >98% (HPLC) (CAS 618913-30-7)
- 6-Methoxy-5-(prop-2-yn-1-ylamino)-2,3-dihydrobenzo[d]isothiazole 1,1-dioxide (CAS 2903923-10-2)
- 2-Fluoropyridine-3-boronic Acid Pinacol Ester (CAS 452972-14-4)
- 1-(4-fluorophenyl)-3-isopropyl-6-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1011397-86-6)
- 3,5-Difluoro-2-methylbenzamide (CAS 1323966-37-5)
- 4,5-Diamino-2-chloropyridine (CAS 89182-17-2)
- 3-(naphthalen-1-yl)propan-1-ol (CAS 27653-22-1)
- 4-(1h-1,2,3,4-Tetrazol-1-yl)benzene-1-sulfonyl chloride (CAS 1099660-63-5)
- Mast Cell Degranulating (MCD) Peptide (CAS 32908-73-9)
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 13829788188 / jacky.chen@cato-chem.com