2-phenyl-3,4-dihydropyrimidin-4-one CAS 33643-94-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33643-94-6 |
| Molecular Formula | C48H32N4O8P4 |
| Molecular Weight | 916.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-phenyl-3,4-dihydropyrimidin-4-one (CAS 33643-94-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C48H32N4O8P4. Molecular weight: 916.68 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C48H32N4O8P4 |
| Molecular Weight | 916.68 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 35.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 4 |
Related phenyl Standards
- 2-((4-Oxo-1,4-dihydropyrimidin-2-yl)carbamoyl)benzoic acid (CAS 536726-45-1)
- 2-((2-Oxo-1,2-dihydropyrimidin-4-yl)amino)benzoic acid (CAS 64988-60-9)
- 2-((6-Oxo-1,6-dihydropyrimidin-2-yl)thio)ethyl acetate (CAS 50892-51-8)
- 4-(5-Methyl-1,4-dihydropyrimidin-4-yl)benzene-1,2-diol (CAS 741623-84-7)
- (2-Methyl-5,6-dihydropyrimidin-1(4H)-yl)(phenyl)methanone (CAS 52776-55-3)
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- 2-((6-Oxo-1,6-dihydropyrimidin-2-yl)thio)acetic acid (CAS 20650-30-0)
- (2-Oxo-1,2-dihydropyrimidin-4-yl)methyl carbamate (CAS 3514-13-4)
Recommended Standards
- 1-(2,6-Bis(3,5-bis(trifluoromethyl)phenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)-7-nitro-1,2,3,4-tetrahydroquinoline (CAS 1818406-76-6)
- 1-(2,5-Dimethyl-1H-pyrrol-1-yl)-1-((2,2'',4,4'',6,6''-hexaethyl-[1,1':3',1''-terphenyl]-2'-yl)oxy)-1-(2-methyl-2-phenylpropylidene)-N-(perfluorophenyl)molybdenumimine (CAS 1895884-08-8)
- P1,P5-di(adenosine-5')pentaphosphate (CAS 41708-91-2)
- 1-(2-Fluorophenyl)-3-(4-(methylthio)phenyl)-1H-pyrazole-4-carbaldehyde (CAS 618101-76-1)
- 2-{[(2-methylbutan-2-yl)oxy]methyl}aniline (CAS 1039930-62-5)
- tert-Butyl 3-oxo-4-(prop-2-en-1-yl)pyrrolidine-1-carboxylate (CAS 120871-73-0)
- Fluoxetine Impurity 13 (CAS CATO-C4X-135213)
- Methyl 3,4-bis(benzyloxy)benzoate (CAS 54544-05-7)
- Methyl 2-(4-tert-butylbenzenesulfonyl)acetate (CAS 1094269-09-6)
- Des-[Gly]31-Semaglutide(x TFA Salt) (CAS 873874-39-6(free base))
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