5-Iodo-1-methyl-1H-indazole-3-carboxylic acid CAS 1363382-23-3
| CAS No. | 1363382-23-3 |
| Molecular Formula | C9H7IN2O2 |
| Molecular Weight | 302.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Iodo-1-methyl-1H-indazole-3-carboxylic acid (C9H7IN2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 302.07 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 5-Iodo-1-methyl-1H-indazole-3-carboxylic acid (CAS 1363382-23-3), a certified reference material (molecular formula C9H7IN2O2, MW 302.07 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 5-Iodo-1-methyl-1H-indazole-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H7IN2O2 |
| Molecular Weight | 302.07 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 sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Related Iodo Standards
- Methyl 5-iodo-1H-indazole-3-carboxylate (CAS 1079-47-6)
- 6-Iodo-2-methyl-2H-indazole-3-carboxylic acid (CAS 1086386-13-1)
- Methyl 3-iodo-1H-pyrrolo[3,2-b]pyridine-5-carboxylate (CAS 1190310-84-9)
- 3-Iodo-6-methoxy-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde (CAS 1190312-11-8)
- 3-Iodo-4-methyl-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid (CAS 1190316-72-3)
- Methyl 3-iodo-1H-pyrrolo[3,2-b]pyridine-6-carboxylate (CAS 1190322-88-3)
- 6-Iodo-pyrazolo[1,5-a]pyridine-3-carboxylic acid methyl ester (CAS 1220039-31-5)
- Methyl 5-Iodo-1H-indazole-6-carboxylate (CAS 1227268-85-0)
Recommended Standards
- 3-Iodo-1-methyl-1H-indazole-6-carboxylic acid (CAS 1363381-70-7)
- 4-Amino-5-bromo-1-(3,4-difluorophenyl)pyrimidin-2(1H)-one (CAS 1416438-80-6)
- 3-Iodo-2-methyl-2H-indazole-6-carboxylic acid (CAS 1363381-42-3)
- 8-Iodo-6-methylimidazo[1,2-a]pyridine-2-carboxylic acid (CAS 1421312-17-5)
- (3-(3-((2,4-Dichlorobenzyl)oxy)phenyl)-1H-pyrazol-1-yl)(4-methoxyphenyl)methanone (CAS 477712-62-2)
- Ethyl 5-amino-1-(4-fluorophenyl)-1H-pyrazole-4-carboxylate (CAS 138907-68-3)
- Sodium 5-amino-6-((4-aminophenyl)diazenyl)-4-oxo-3-(2-phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonate (CAS 288323-10-4)
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