5-Hydroxy-1-methyl-1h-pyrazole-4-carbonitrile CAS 139347-61-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 139347-61-8 |
| Molecular Formula | C5H5N3O |
| Molecular Weight | 123.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Hydroxy-1-methyl-1h-pyrazole-4-carbonitrile (CAS 139347-61-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H5N3O. Molecular weight: 123.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5N3O |
| Molecular Weight | 123.11 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 6-Hydroxy-3-pyridinecarboxaldehyde (CAS 106984-91-2)
- N-Hydroxy-4-methylaniline (CAS 623-10-9)
- 1-Hydroxy-3-methylsulfinylpropane (CAS 15163-71-0)
- 2-Hydroxy-1,3,2-dioxaphospholane 2-Oxide (CAS 6711-47-3)
- 3-hydroxy-1λ⁶-thietane-1,1-dione (CAS 22524-35-2)
- 4-hydroxy-1, 2-benzoquinone (CAS 6527-61-6)
- 3-hydroxy-1, 2-benzoquinone (CAS 15258-70-5)
- 2-hydroxy-1,4-benzoquinone (CAS 2474-72-8)
Recommended Standards
- 5,6-dihydro-1H-pyrrolo[3,4-c]pyrazol-4-one (CAS 1368351-13-6)
- 5-Amino-3-oxo-3,4-dihydro-2H-pyrrole-4-carbonitrile (CAS 146198-33-6)
- 6,7-Dihydro-5H-imidazo[1,5-a]imidazol-5-one (CAS 1330752-64-1)
- 3-(Sec-butyl)-4-isobutyl-1-methyl-1h-pyrazol-5-amine (CAS 1248977-00-5)
- Methyl (3S)-5,7-dioxooctahydroindolizine-3-carboxylate (CAS 2759150-88-2)
- 3-Methylmorpholine-3-carboxylic acid hydrochloride (CAS 2055840-08-7)
- 3-Butoxy-4-chloroaniline (CAS 76464-55-6)
- Methyl 4-(4-(3-methoxyphenyl)-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)butanoate (CAS 866138-37-6)
- N-[4-Amino-2-chloro-6-[(2-deoxy-2-fluoro-alpha-D-arabinopyranosyl)amino]-5-pyrimidinyl]-formamide (CAS 1140251-30-4)
- Liraglutide (CAS 204656-20-2)
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