2-Ethyl-2H-indazole CAS 43120-23-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 43120-23-6 |
| Molecular Formula | C9H10N2 |
| Molecular Weight | 146.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethyl-2H-indazole (CAS 43120-23-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H10N2. Molecular weight: 146.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H10N2 |
| Molecular Weight | 146.19 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.) | 1969 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 2-Ethoxybutanehydrazide (CAS 915920-33-1)
- 2-Ethyl-6-methylisonicotinonitrile (CAS 945463-94-5)
- 2-Cyclopropylbenzaldehyde (CAS 20034-51-9)
- 4-Amino-N-(1,1-dioxidothietan-3-yl)butanamide (CAS 1856281-13-4)
- H-Glu(OtBu)-Leu-OMe (hydrochloride) (CAS 85101-25-3)
- 3-Chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)imidazo[1,2-a]pyridine (CAS 1353387-49-1)
- 2-(9H-Fluoren-9-yl)benzoic acid (CAS 64611-30-9)
- (1R,2R)-2-(Diphenylphosphino)-2,3-dihydro-1H-inden-1-amine (CAS 1091606-70-0)
- Methyl 5-(chlorosulfonyl)-2,4-difluorobenzoate (CAS 1099632-51-5)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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