Pyrimido[5,4-c]pyridazine CAS 6133-46-6
| CAS No. | 6133-46-6 |
| Molecular Formula | C6H4N4 |
| Molecular Weight | 132.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 132.12 g/mol gives Pyrimido[5,4-c]pyridazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Pyrimido[5,4-c]pyridazine (CAS 6133-46-6), a certified reference material (molecular formula C6H4N4, MW 132.12 g/mol) for analytical method development and quality control.
Pyrimido[5,4-c]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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Pyrimido[5,4-c]pyridazine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
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.) | 1958 |
| Nitrogen Atoms | 4 |
Related Pyrimido Standards
- Pyrimido[4,5-c]pyridazine (CAS 254-62-6)
- Pyrimido[4,5-d]pyridazine (CAS 253-88-3)
- Pyrimido[4,5-d]pyrimidine (CAS 254-64-8)
- 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
- 21743-75-9 4,4,5,5-tetramethyl-2-[4-(1,2,2-trifluoroethenoxy)phenyl]-1,3,2-dioxaborolane 4,4,5,5-tetramethyl-2-[4-[1,2,2-tris(fluoranyl)ethenoxy]phenyl]-1,3,2-dioxaborolane A815639 (CAS 21743-75-9)
- 222727-39-1 38R1Q0L1ZE Fluciclovine F-18 Fluciclovine ((sup 18)F) [INN] Fluciclovine (18F) [INN] Fluciclovine F18 [USAN] UNII-38R1Q0L1ZE (18F)Ge-148 (1R,3R)-1-Amino-3(18f)fluorocyclobutane-1-carboxylic acid anti-(18f)FABC anti-1-Amino-3-(18f)fluorocyclobutane-1-carboxylic acid Fluciclovine (18F) Fluciclovine F 18 Ge-148 (18F) Ge-148 F-18 Fluciclovine ((sup 18)F) (18F)Fluciclovine FACBC GE-148 NMK36 Fluciclovine F18 AxuminCN FACBCCN Fluciclovine (18F)CN GE 148CN NMK 36 (CAS 222727-39-1)
- Pyrido[2,3-e][1,2,4]triazine (CAS 254-97-7)
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- 2-(4-Bromophenyl)-1-(4-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)thio)phenyl)-6-methyl-1,5,6,7-tetrahydro-4H-indol-4-one (CAS 1274892-52-2)
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