4-Amino-6-(2,4-dichlorophenyl)-3-phenyl-3,7-dihydropyrimido[5,4-d]pyrimidine-2,8-dione CAS 866019-00-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866019-00-3 |
| Molecular Formula | C18H11Cl2N5O2 |
| Molecular Weight | 400.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-6-(2,4-dichlorophenyl)-3-phenyl-3,7-dihydropyrimido[5,4-d]pyrimidine-2,8-dione (CAS 866019-00-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H11Cl2N5O2. Molecular weight: 400.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H11Cl2N5O2 |
| Molecular Weight | 400.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Amino Standards
- 3-Amino-N-(2,5-dichlorophenyl)-4-(piperidin-1-yl)benzene-1-sulfonamide (CAS 327103-18-4)
- N-(6-Amino-1-(4-fluorophenyl)-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-2-hydroxy-5-methoxybenzamide (CAS 176379-32-1)
- 3-Amino-1-(2,6-dichloro-4-methoxyphenyl)-1H-pyrazol-5(4H)-one (CAS 33008-65-0)
- 5-Amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid (CAS 119-72-2)
- 1-Amino-2-(4-ethylbenzoyl)-4-nitroanthracene-9,10-dione (CAS 89868-49-5)
- 2-Amino-1-methyl-6-phenylimidazo[4,5-β]pyridine N-β-D-Glucuronide (CAS 133084-70-5)
- 2-Amino-5-(4-nitrophenyl)-5-[(3,4,5-trimethoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 1354918-86-7)
- 2-Amino-5-(3-nitrophenyl)-5-[(3,4,5-trimethoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 1354925-49-7)
Recommended Standards
- 4-(2,4-Dichlorophenyl)-8-(trifluoromethoxy)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline (CAS 342405-95-2)
- 5-(2-Bromophenyl)-4-[3-(trifluoromethyl)phenyl]-4H-1,2,4-triazole-3-thiol (CAS 702646-09-1)
- 2-(4-Bromophenyl)-3-(2-carboxyethyl)quinoline-4-carboxylic acid (CAS 1263215-96-8)
- Ethyl 2-(1,4-Dioxaspiro[4.5]decan-8-yl)propanoate (CAS 31180-84-4)
- Tetracarbonyl(1,5-cyclooctadiene)tungsten(0) (CAS 12129-70-3)
- 2-Bromo-4-fluoro-N-methyl-6-nitroaniline (CAS 1845693-81-3)
- (17β)-3,17-Bis[(tetrahydro-2H-pyran-2-yl)oxy]-estra-1,3,5(10)-trien-6-one (CAS 53573-82-3)
- 1-(2,5-Dichlorophenyl)-1,4-diazepane hydrochloride (CAS 1951440-14-4)
- 5-Fluoro-3-iodo-1H-indazole-6-carboxylic acid (CAS 1227268-60-1)
- ([D2]Gly4)-Cholecystokinin Octapeptide (sulfated) ammonium salt (CAS 1926163-74-7)
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