5H-Pyrano[4,3-d]pyrimidine CAS 23134-80-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 23134-80-7 |
| Molecular Formula | C7H6N2O |
| Molecular Weight | 134.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5H-Pyrano[4,3-d]pyrimidine (CAS 23134-80-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H6N2O. Molecular weight: 134.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H6N2O |
| Molecular Weight | 134.14 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 2 |
Related H Standards
- 1H-Pyrano[3,2-d]pyrimidine (CAS 35760-28-2)
- 1H-Pyrano[3,4-d]pyrimidine (CAS 36328-05-9)
- 5H-Pyrano[2,3-d]pyrimidine (CAS 41688-96-4)
- 7H-Pyrano[2,3-d]pyrimidine (CAS 254-69-3)
- 8H-pyrano[3,4-b]pyridin-8-one (CAS 134407-96-8)
- 4H-pyrano[3,2-b]pyridin-4-one (CAS 2060008-39-9)
- 7H-Pyrano[2,3-d]pyrimidin-7-one (CAS 4425-51-8)
- 2H-Pyrano[2,3-b]pyridin-3(4H)-one (CAS 1211515-40-0)
Recommended Standards
- 5-Hydrazinylpicolinonitrile (CAS 940959-28-4)
- 5-Formyl-1-methyl-1H-pyrrole-3-carbonitrile (CAS 40740-40-7)
- 5-Hydroxy-3-methylpicolinonitrile (CAS 228867-86-5)
- 2-(3-Hydroxypyrrolidin-1-yl)-1-(4-methylpiperidin-1-yl)ethan-1-one (CAS 1485518-46-4)
- 2-Amino-6,7-dihydroimidazo[4,5-f]isoindol-5(1H)-one (CAS 146934-72-7)
- Methyl 1-(2,6-dichlorobenzyl)-6-oxo-1,6-dihydropyridine-3-carboxylate (CAS 338783-07-6)
- 4-Imino-6,7-dimethoxy-3-{[3-(trifluoromethyl)phenyl]methyl}-1,2,3,4-tetrahydroquinazoline-2-thione (CAS 439093-83-1)
- 10-Bromopropyl-2-cyano Phenothiazine (CAS 1797890-72-2)
- N-(3-azidopropyl)-1-(5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamido)-3,6,9,12-tetraoxapentadecan-15-amide (CAS 956748-40-6)
- Neuropeptide VF (124-131) (human) (CAS 311309-27-0)
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