5-Hydroxy-1H-indazole-4-carbonitrile CAS 478840-31-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478840-31-2 |
| Molecular Formula | C8H5N3O |
| Molecular Weight | 159.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Hydroxy-1H-indazole-4-carbonitrile (CAS 478840-31-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H5N3O. Molecular weight: 159.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H5N3O |
| Molecular Weight | 159.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 3-Hydroxy-4-cyano (1H)Indazole (CAS 1000342-91-5)
- 5-Hydroxy-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1016241-62-5)
- 6-Hydroxy-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 1167056-72-5)
- 5-Hydroxy-3-methyl-2-oxoimidazolidine-1-carboxamide (CAS 162830-39-9)
- Methyl 3-hydroxy-2-nitrosopent-2-enoate (CAS 1937358-65-0)
- (R)-2-Hydroxy-1-methyl-5-oxopyrrolidine-2-carboxylic acid (CAS 22671-35-8)
- (S)-2-(4-Hydroxy-2-oxopyrrolidin-1-yl)aceticacid (CAS 99437-11-3)
- 1-Hydroxy-1H-benzo[d]imidazole-2-carbonitrile (CAS 40159-90-8)
Recommended Standards
- 5-Amino-1-(2-hydroxyethoxy)-1H-pyrazol-4-ol (CAS 927417-40-1)
- 5-Hydroxybenzofuran-2-carbonitrile (CAS 53020-42-1)
- 5,5-Dimethyl-2-oxooxazolidine-4-carboxylic acid (CAS 71264-44-3)
- (2-Hydroxy-6-methoxyphenyl)(phenyl)methanone (CAS 20034-63-3)
- Decamethylzirconocene Dichloride (CAS 54039-38-2)
- 5,7-Diethyl-1H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione (CAS 501655-65-8)
- 4-(2,4-Dichlorobenzoyl)-N-phenethyl-1H-pyrrole-2-carboxamide (CAS 439109-69-0)
- 4,7-Dichloro-6-fluoro-1-(2-isopropyl-4-methylpyridin-3-yl)pyrido[2,3-d]pyrimidin-2(1H)-one (CAS 2252403-83-9)
- 1-(1,4-Dioxaspiro[4.5]decan-8-yl)ethan-1-one (CAS 35477-39-5)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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