Pyrimido[4,5-d]pyrimidine CAS 254-64-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 254-64-8 |
| Molecular Formula | C6H4N4 |
| Molecular Weight | 132.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pyrimido[4,5-d]pyrimidine (CAS 254-64-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H4N4. Molecular weight: 132.12 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
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]pyridazine (CAS 253-88-3)
- 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)
- 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)
- Pteridine (CAS 91-18-9)
- Mesitylhydrazine Hydrochloride (CAS 24006-09-5)
- Methyl (1R,2R,3S,5R)-2-amino-2,6,6-trimethylbicyclo[3.1.1]heptane-3-carboxylate (CAS 705949-02-6)
- Sodium molybdate dihydrate (CAS 10102-40-6)
- 3-Bromo-3'-(trifluoromethoxy)-1,1'-biphenyl (CAS 1443305-31-4)
- Methyl 2-acetamido-3-nitrobenzoate (CAS 95067-27-9)
- n-[(2,6-dichlorophenyl)methyl]acetamide (CAS 661478-10-0)
- Casein kinase II peptide Substrate (CAS 154444-98-1)
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