6-(4-Fluorophenyl)-4-imino-3-phenyl-1,3,4,7-tetrahydropyrimido[5,4-d]pyrimidine-2,8-dione CAS 1119391-90-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1119391-90-0 |
| Molecular Formula | C18H12FN5O2 |
| Molecular Weight | 349.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(4-Fluorophenyl)-4-imino-3-phenyl-1,3,4,7-tetrahydropyrimido[5,4-d]pyrimidine-2,8-dione (CAS 1119391-90-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H12FN5O2. Molecular weight: 349.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H12FN5O2 |
| Molecular Weight | 349.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; 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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
Related Fluorophenyl Standards
- (4-Fluorophenyl)(4-((5-methyl-1H-pyrazol-3-yl)amino)quinazolin-2-yl)methanol (CAS 1241914-87-3)
- 4-(3-(2-Fluorophenyl)-[1,2,4]triazolo[4,3-c]quinazolin-5-yl)morpholine (CAS 338977-94-9)
- N-(4-fluorophenyl)-1-phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 956977-51-8)
- (4-Fluorophenyl)(3-(2-phenylthiazol-5-yl)-1H-pyrazol-1-yl)methanone (CAS 318248-76-9)
- 3-((4-Fluorophenyl)thio)-N-(5-(thiophen-3-yl)-1,3,4-oxadiazol-2-yl)propanamide (CAS 1251631-89-6)
- N-(2-Fluorophenyl)-2-((3-methyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1252919-49-5)
- 3-((4-Fluorophenyl)thio)-N-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)propanamide (CAS 896359-07-2)
- 3-(4-Fluorophenyl)-5,7-bis(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 439107-87-6)
Recommended Standards
- Pantoprazole Impurity 50 (CAS CATO-C4X-139950)
- 2,2,2-Trifluoroethyl (3-fluoro-4-(4-methyl-1,4-diazepan-1-yl)phenyl)carbamate (CAS 1221820-90-1)
- Voriconazole Impurity 60 (CAS CATO-C4X-136660)
- Methyl 4-Amino-2-(methylthio)thiazole-5-carboxylate (CAS 60093-05-2)
- 4-(Thiophen-2-yl)pyridine-2-carbonitrile (CAS 1782908-56-8)
- Imatinib Impurity 24 (CAS 404844-11-7)
- methyl 2-amino-5-nitro-pyridine-3-carboxylate (CAS 88312-64-5)
- 1-Phenyl-3-(phenylimino)butan-1-one (CAS 39196-22-0)
- 6-Isopropyl-6,7-dihydropyrazolo[1,5-a]pyrimidine (CAS 170886-54-1)
- Palmitoyl Tripeptide-1 HCl (CAS 2757690-14-3)
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