Pyrimido[4,5-d]pyridazine CAS 253-88-3
| CAS No. | 253-88-3 |
| Molecular Formula | C6H4N4 |
| Molecular Weight | 132.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pyrimido[4,5-d]pyridazine (C6H4N4) contains a nitrile group, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies Pyrimido[4,5-d]pyridazine (CAS 253-88-3), a certified reference material (molecular formula C6H4N4, MW 132.12 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Pyrimido[4,5-d]pyridazine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H4N4 |
| Molecular Weight | 132.12 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 | 4 |
Related Pyrimido Standards
- Pyrimido[4,5-c]pyridazine (CAS 254-62-6)
- Pyrimido[4,5-d]pyrimidine (CAS 254-64-8)
- Pyrimido[5,4-c]pyridazine (CAS 6133-46-6)
- Pyrimido[5,4-d]pyrimidine (CAS 254-82-0)
- Pyrimido[4,5-d][1,2,3]triazine (CAS 6133-64-8)
- Pyrimido[5,4-d][1,2,3]triazine (CAS 254-83-1)
- Pyrimido[5,4-e][1,2,4]triazine (CAS 254-99-9)
- 2H-Pyrimido[1,2-a]pyrimidin-2-one (CAS 744255-46-7)
Recommended Standards
- Pyrido[2,3-e][1,2,4]triazine (CAS 254-97-7)
- Pteridine (CAS 91-18-9)
- Picolinoyl cyanide (CAS 87838-53-7)
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