2,4-Diphenyl-5,6,7,8-tetrahydroquinazoline CAS 20954-93-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20954-93-2 |
| Molecular Formula | C20H18N2 |
| Molecular Weight | 286.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,4-Diphenyl-5,6,7,8-tetrahydroquinazoline (CAS 20954-93-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H18N2. Molecular weight: 286.37 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H18N2 |
| Molecular Weight | 286.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Diphenyl Standards
- 3,4-Diphenyl-5,6,7,8-tetrahydrocinnoline (CAS 854891-63-7)
- 4-Methyl-5,6-diphenyl-1,3-dihydroisobenzofuran (CAS 61051-08-9)
- 2,3-Diphenyl-5H-pyrrolo[3,4-b]pyridin-7(6H)-one (CAS 90331-47-8)
- 3,5-Diphenyl-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazole (CAS 477858-50-7)
- 3,5-Diphenyl-1,3,5-thiadiazinane-2-thione (CAS 14318-36-6)
- Diphenyl(phenylethynyl)phosphine (CAS 7608-17-5)
- 1,6-Diphenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 93319-46-1)
- 3,4-Diphenyl-1H-pyrazolo[3,4-b]pyridin-6(2H)-one (CAS 820233-45-2)
Recommended Standards
- 2,3-Dimethoxy-6,7-dimethyl-4-propyl-1-naphthaldehyde (CAS 213971-66-5)
- 2,5-Bis-(Morpholinmethyl)-1,4-Dioxane (CAS 3030-46-4)
- 2,2′-(2-Methyl-1,3-phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 64682-39-9)
- n-(2-Chlorophenyl)tetrahydro-2h-thiopyran-4-amine (CAS 1153291-24-7)
- 1-(4-(4-Pentylcyclohexyl)phenyl)ethan-1-one (CAS 66227-32-5)
- Methyl 2-amino-3-(1h-imidazol-1-yl)-2-methylpropanoate (CAS 1250170-76-3)
- 3-[3-(4-Methylpiperidin-1-yl)propyl]-2-sulfanylidene-1,2,3,4-tetrahydroquinazolin-4-one (CAS 443352-76-9)
- 2-((Cyclopentylmethyl)(ethyl)amino)quinoline-3-carbaldehyde (CAS 898911-49-4)
- tert-Butyl (2-((2-bromo-4-chlorobenzo[d]thiazol-6-yl)oxy)ethyl)carbamate (CAS 2173071-64-0)
- Semaglutide Impurity 6 (CAS 62-57-7)
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