5-Methyl-3,7-diphenyl-1H-pyrrolo[3,4-d]pyrimidine-2,4(3H,6H)-dione CAS 59159-83-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59159-83-0 |
| Molecular Formula | C19H15N3O2 |
| Molecular Weight | 317.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methyl-3,7-diphenyl-1H-pyrrolo[3,4-d]pyrimidine-2,4(3H,6H)-dione (CAS 59159-83-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H15N3O2. Molecular weight: 317.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H15N3O2 |
| Molecular Weight | 317.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- Methyl 1,3-diphenyl-1H,6H-pyrrolo[2,3-c]pyrazole-5-carboxylate (CAS 1000931-16-7)
- 4,7-Diphenyl-[1,2,5]oxadiazolo[3,4-c]pyridine-6-carboxylic acid (CAS 85731-38-0)
- 76360-78-6 1,7-Diphenyl-2H-pyrimido[4,5-d][1,3]oxazine-2,4(1H)-dione DTXSID60509781 (CAS 76360-78-6)
- 1,5-Diphenyl-4-(pyrrolidine-1-carbonyl)-1H-pyrazole (CAS 477711-85-6)
- 2,4-Diphenyl-N-propylpyrimidine-5-carboxamide (CAS 338771-91-8)
- Diphenyl (2-oxooxazol-3(2H)-yl)phosphonate (CAS 78605-38-6)
- 5,5'-Diphenyl-[3,3'-bifuran]-2,2'(3H,3'H)-dione (CAS 5653-94-1)
- Diphenyl Isophthalate (CAS 744-45-6)
Recommended Standards
- 5-Methyl-3-(2-morpholino-2-oxoethyl)-5-phenylimidazolidine-2,4-dione (CAS 956369-08-7)
- 5-Methyl-6-(4-phenoxyphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine (CAS 922187-01-7)
- 5-Amino-3-(3,4,5-triethoxyphenyl)isoxazole-4-carbonitrile (CAS 902568-45-0)
- 2-((2-(4-Chlorophenyl)pyrazolo[1,5-a]pyrazin-4-yl)thio)-N-isopentylacetamide (CAS 1021258-10-5)
- 2,3,5-Trimethyl-1H-indole (CAS 21296-92-4)
- 3-Nitro-4-(pyrrolidin-1-yl)-2H-chromen-2-one (CAS 56879-65-3)
- N-(2-Bromophenyl)-2-chloroisonicotinamide (CAS 1019323-14-8)
- N-(4-acetylphenyl)-4-(2,4-dichlorophenoxy)butanamide (CAS 348163-50-8)
- (3,5-Difluorophenyl)(thiazol-2-yl)methanone (CAS 179113-65-6)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
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