5,7-Dichloropyrido[4,3-d]pyrimidine CAS 1029720-84-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1029720-84-0 |
| Molecular Formula | C7H3Cl2N3 |
| Molecular Weight | 200.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,7-Dichloropyrido[4,3-d]pyrimidine (CAS 1029720-84-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H3Cl2N3. Molecular weight: 200.02 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H3Cl2N3 |
| Molecular Weight | 200.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichloropyrido Standards
- 2,6-Dichloropyrido[3,2-d]pyrimidine (CAS 1060816-73-0)
- 2,4-Dichloropyrido[4,3-d]pyrimidine (CAS 1215074-43-3)
- 4,8-Dichloropyrido[3,4-d]pyrimidine (CAS 1260663-37-3)
- 2,4-Dichloropyrido[2,3-d]pyrimidine (CAS 126728-20-9)
- 6,8-Dichloropyrido[2,3-b]pyrazine (CAS 1283075-60-4)
- 2,7-Dichloropyrido[3,2-d]pyrimidine (CAS 1345955-98-7)
- 2,5-Dichloropyrido[4,3-d]pyrimidine (CAS 1393561-20-0)
- 2,5-Dichloropyrido[2,3-d]pyridazine (CAS 1447959-04-7)
Recommended Standards
- 4-Bromo-2-fluorobenzonitrile (CAS 105942-08-3)
- 2-bromo-4,5-difluoropyridine (CAS 1033203-43-8)
- Olaparib Impurity 22 (CAS 179897-89-3)
- 2-(Methylamino)-4-phosphonobenzenesulfonic acid (CAS 61433-41-8)
- 6-Bromo-2-(pyridin-4-yl)quinoline-4-carbonyl chloride (CAS 1203419-34-4)
- 2-Pyrrolidin-2-yl-pyridine dihydrochloride (CAS 1228879-12-6)
- 5-oxaspiro[3.5]nonan-8-one (CAS 1367945-40-1)
- N-(3,3-Dimethyl-4-oxo-5-propyl-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-2-ethoxyacetamide (CAS 921521-95-1)
- Ethyl oxo(pyrrolidin-1-yl)acetate (CAS 41600-22-0)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
Why CATO?
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