Pyrido[4,3-d]pyrimidine CAS 253-87-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 253-87-2 |
| Molecular Formula | C7H5N3 |
| Molecular Weight | 131.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Pyrido[4,3-d]pyrimidine (CAS 253-87-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H5N3. Molecular weight: 131.13 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H5N3 |
| Molecular Weight | 131.13 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related Pyrido Standards
- Pyrido[2,3-b]pyrazine (CAS 322-46-3)
- Pyrido[2,3-c]pyridazine (CAS 6133-99-9)
- Pyrido[2,3-d]pyrimidine (CAS 254-61-5)
- Pyrido[3,2-d]pyrimidine (CAS 254-80-8)
- Pyrido[3,4-b]pyrazine (CAS 254-86-4)
- Pyrido[3,4-d]pyrimidine (CAS 253-86-1)
- Pyrido[2,3-e][1,2,4]triazine (CAS 254-97-7)
- 9AH-pyrido[1,2-a]pyrazine (CAS 50791-02-1)
Recommended Standards
- rel-((2R,3R)-3-Hydroxypyrrolidine-2-carboxylic acid) (CAS 4298-06-0)
- rel-(2S,4S)-4-Hydroxypyrrolidine-2-carboxylic acid (CAS 49761-17-3)
- rel-4-(Hydroxymethyl)-5-methyloxazolidin-2-one (CAS 99726-32-6)
- Tert-butyl (2S,4S)-4-(hydroxymethyl)-2-methylpyrrolidine-1-carboxylate (CAS 2306246-68-2)
- 5-CHloro-1-cyclopentyl-1h-pyrazole (CAS 1552886-77-7)
- 3-Hydroxy-2-methoxy-N-methylbenzamide (CAS 1190090-16-4)
- Ethyl 4-nitro-1-(4-nitrophenyl)-1H-pyrazole-3-carboxylate (CAS 21443-85-6)
- Kukoamine Impurity 3 (CAS CATO-C4X-22963)
- 7-Methyl-3,4-dihydro-1,8-naphthyridin-2(1H)-one (CAS 959616-99-0)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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