5-Iodo-2,3-dimethyl-2H-indazole CAS 1234616-40-0
| CAS No. | 1234616-40-0 |
| Molecular Formula | C9H9IN2 |
| Molecular Weight | 272.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 5-Iodo-2,3-dimethyl-2H-indazole (CAS 1234616-40-0), a certified reference material (molecular formula C9H9IN2, MW 272.09 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9IN2, 5-Iodo-2,3-dimethyl-2H-indazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 272.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5-Iodo-2,3-dimethyl-2H-indazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9IN2 |
| Molecular Weight | 272.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1990 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Related Iodo Standards
- 3-Iodo-1,5-dimethyl-1H-indazole (CAS 1015846-43-1)
- 3-Iodo-1,4-dimethyl-1H-indazole (CAS 1060817-19-7)
- 3-Iodo-5,6-dimethyl-1H-pyrrolo[2,3-b]pyridine (CAS 1190321-33-5)
- 3-Iodo-1,6-dimethyl-1H-indazole (CAS 1257535-50-4)
- 1-Iodo-3,6-dimethylimidazo[1,5-a]pyridine (CAS 1823327-00-9)
- 1-Ethyl-3-iodo-1H-indazole (CAS 1835669-09-4)
- 2-Ethyl-3-iodo-2H-indazole (CAS 49572-65-8)
- 3-Iodo-5,7-dimethyl-1H-indazole (CAS 847906-31-4)
Recommended Standards
- 3-Bromo-2-(methylthio)-5-(trifluoromethyl)pyridine (CAS 1226808-64-5)
- 1-[(2,4-dichlorophenyl)methyl]-1H-1,2,3-triazole-4-carboxylic acid (CAS 1253906-28-3)
- 2-(4-Iodopyridin-2-yl)-2-methylpropanenitrile (CAS 1217486-73-1)
- 5-Bromo-4-methyl-2-(trifluoromethylthio)pyridine (CAS 1204234-68-3)
- tert-butyl But-2-enoate (CAS 3246-27-3)
- Ethyl 2,4-dihydroxy-1,7-naphthyridine-3-carboxylate (CAS 54920-75-1)
- 3-Acetylpyridine adenine dinucleotide (disodium) (CAS 102029-93-6)
- 4-(Methylthio)pyrimidin-5-amine (CAS 59447-73-3)
- (3S,4R)-4-(4-Fluorophenyl)-3-[[3-methoxy-4-(benzyloxy)phenoxy]methyl] -1-methylpiperidine (CAS 600135-83-9)
- 7-Bromo-1,3-benzoxazole-2,4-diamine (CAS 1820684-21-6)
- 2-Phenoxypyridine-4-carboximidamide hydrochloride (CAS 82019-90-7)
- Tri-O-acetyl-D-[2- (CAS 478518-76-2)
- 3-(3-Methoxyphenyl)-3-(trifluoromethyl)-3H-diazirine (CAS 205485-24-1)
- Semaglutide Impurity 177 (CAS CATO-C4X-2226177)
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 18665070610 / Nicole.chen@cato-chem.com