2-Chloropyrido[3,4-d]pyrimidine CAS 1234616-61-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1234616-61-5 |
| Molecular Formula | C7H4ClN3 |
| Molecular Weight | 165.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloropyrido[3,4-d]pyrimidine (CAS 1234616-61-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4ClN3. Molecular weight: 165.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4ClN3 |
| Molecular Weight | 165.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloropyrido Standards
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- 5-Chloropyrido[4,3-d]pyrimidine (CAS 1029720-78-2)
- 7-Chloropyrido[2,3-b]pyrazine (CAS 116081-22-2)
- 8-Chloropyrido[2,3-b]pyrazine (CAS 1392428-92-0)
- 3-chloropyrido[2,3-b]pyrazine (CAS 155535-23-2)
- 1-Chloropyrido[3,4-d]pyridazine (CAS 162022-92-6)
- 4-Chloropyrido[3,4-d]pyridazine (CAS 162022-93-7)
- 7-Chloropyrido[2,3-d]pyrimidine (CAS 1784786-61-3)
Recommended Standards
- 3-Chloro-5-formylbenzonitrile (CAS 1205513-88-7)
- 3-Chloro-2-formylbenzonitrile (CAS 1256561-76-8)
- Methyl 2-(1-amino-2-chloroethylidene)hydrazinecarboxylate (CAS 1185503-26-7)
- N,N,2-Trimethyl-3-pyrrolidinamine Dihydrochloride (CAS 1803609-71-3)
- 2-Iodo-5-isobutoxyaniline (CAS 1713477-01-0)
- 5-(2,6-Dichloro-3-(trifluoromethyl)phenyl)oxazole (CAS 2364585-10-2)
- 5-(2,5-Dimethylphenyl)-3-hydrazinyl-1,2,4-triazine (CAS 915923-39-6)
- (S)-4,5-Dihydro-1,3-bis-([2.2]paracyclophan-4-yl)imidazolinium chloride (CAS 658712-03-9)
- N-(5-chloro-2-hydroxyphenyl)-4-phenyl-1,2,3-thiadiazole-5-carboxamide (CAS 860649-81-6)
- Tirzepatide Impurity 47 (CAS CATO-C4X-324047)
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