9H-Purine CAS 51953-03-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51953-03-8 |
| Molecular Formula | C5H4N4 |
| Molecular Weight | 120.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
9H-Purine (CAS 51953-03-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4N4. Molecular weight: 120.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H4N4 |
| Molecular Weight | 120.11 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 |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 4 |
Related H Standards
Recommended Standards
- Furo[2,3-d]pyrimidine (CAS 272-02-6)
- 7H-Pyrazolo[4,3-d]pyrimidine (CAS 272-53-7)
- Furo[3,2-d]pyrimidine (CAS 4437-16-5)
- 2-(3-(((Furan-2-ylmethyl)amino)methyl)-1H-indol-1-yl)acetic acid (CAS 1279203-69-8)
- 2-(4-Fluoro-2-methylphenyl)ethan-1-ol (CAS 124869-88-1)
- (2S,3R,4S,5R,6R)-2-[(2R,3S,4R,5R,6R)-6-azido-4,5-dihydroxy-2 69266-16-6 (CAS 69266-16-6)
- N'-(2-Methylbenzoyl)-2-naphthohydrazide (CAS 83803-94-5)
- 1-Bromo-2-fluoro-3-isothiocyanatobenzene (CAS 1517289-83-6)
- 4-Methyl-N-(2-(pyrrolidin-1-yl)ethyl)cyclohexan-1-amine (CAS 1042613-66-0)
- Neuropeptide FF (CAS 99566-27-5)
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