5-Iodo-1H-indazole-3-carbaldehyde CAS 677702-22-6
| CAS No. | 677702-22-6 |
| Molecular Formula | C8H5IN2O |
| Molecular Weight | 272.04 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.
5-Iodo-1H-indazole-3-carbaldehyde (CAS 677702-22-6) is a high-purity analytical reference standard with the molecular formula C8H5IN2O and a molecular weight of 272.04 g/mol.
Structurally, 5-Iodo-1H-indazole-3-carbaldehyde (C8H5IN2O) 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 272.04 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 5-Iodo-1H-indazole-3-carbaldehyde 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 | C8H5IN2O |
| Molecular Weight | 272.04 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Related Iodo Standards
- 8-Iodo-1,6-naphthyridin-5-ol (CAS 107484-68-4)
- 4-Iodo-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde (CAS 1082040-17-2)
- 3-Iodo-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde (CAS 1159982-19-0)
- 3-Iodo-4H-chromen-4-one (CAS 122775-34-2)
- 5-Iodo-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde (CAS 1234615-88-3)
- 5-Iodo-1H-benzo[d]imidazole-2-carbaldehyde (CAS 1260779-31-4)
- 7-Iodo-1,8-naphthyridin-2(1H)-one (CAS 1260829-71-7)
- 4-Iodo-2,6-naphthyridin-1-ol (CAS 1353970-52-1)
Recommended Standards
- 3-iodo-imidaZo[1,2-a]pyridine-8-carbaldehyde (CAS 885276-00-6)
- 5-Iodo-1H-indene-1,3(2H)-dione (CAS 27117-94-8)
- 3-Iodocinnolin-4(1H)-one (CAS 82452-98-0)
- 5-Iodo-2H-chromen-2-one (CAS 38170-00-2)
- Fmoc-Gln(Tmob)-OH (CAS 120658-64-2)
- 3-(4-Bromo-5-methyl-1H-pyrazol-1-yl)propan-1-amine (CAS 956910-47-7)
- Be in water quality (CAS CATO-CQCM102208)
- tert-Butyl 4-Acetylbenzoate (CAS 105580-41-4)
- 5-Fluoro-1-(3-fluorophenyl)-1H-pyrazole-4-carbonitrile (CAS 1269292-60-5)
- 4-Bromo-2-(difluoromethyl)-5-methylpyridine-3-acetic acid (CAS 1805375-95-4)
- (E)-1-(5-(4-(3-chlorophenyl)piperazin-1-yl)thiophen-2-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 692287-76-6)
- 6,6-dimethyl-5-nitropiperidin-2-one (CAS 1803601-04-8)
- N-(4-(sec-butyl)phenyl)-2-((4,5-dibenzyl-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 720667-81-2)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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