4,5,6,7-Tetrabromo-1H-indazole CAS 1085822-04-3
| CAS No. | 1085822-04-3 |
| Molecular Formula | C7H2Br4N2 |
| Molecular Weight | 433.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5,6,7-Tetrabromo-1H-indazole (C7H2Br4N2) contains a nitrile group, bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 4,5,6,7-Tetrabromo-1H-indazole (CAS 1085822-04-3), a certified reference material (molecular formula C7H2Br4N2, MW 433.72 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.
CATO manufactures 4,5,6,7-Tetrabromo-1H-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 | C7H2Br4N2 |
| Molecular Weight | 433.72 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Tetrabromo Standards
- 4,5,6,7-Tetrabromo-1H-benzotriazole (CAS 17374-26-4)
- α,α,α′,α′-Tetrabromo-o-xylene (CAS 13209-15-9)
- 1,2,3,5-Tetrabromo-4-fluoro-6-methylbenzene (CAS 53205-14-4)
- Tetrabromo-o-chlorotoluene (CAS 39569-21-6)
- 2,3,5,6-Tetrabromo-N-methylpyridin-4-amine (CAS 26888-84-6)
- 2,3,4,5-Tetrabromo-6-methylphenol (CAS 576-55-6)
- 2,3,5,6-Tetrabromo-4-methylphenol (CAS 37721-75-8)
- 3,4,5,6-Tetrabromo-1,2-benzoquinone Standard (CAS 2435-54-3)
Recommended Standards
- 2-(5-Bromo-2-chlorophenyl)-5-((tert-butoxycarbonyl)amino)thiazole-4-carboxylic acid (CAS 1270034-28-0)
- 2,4-Dichloro-N'-({4-[(3-chlorophenyl)methoxy]phenyl}methylidene)benzohydrazide (CAS 404000-90-4)
- Hafnium telluride, 99.5% (metals basis) (CAS 39082-23-0)
- 4,5,6,7-Tetrabromobenzimidazole (CAS 577779-57-8)
- Tert-butyl 7,7-dimethyl-6-oxooctahydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate (CAS 2387109-50-2)
- Glycerol-1,3-<SUP>13</SUP>C<SUB>2</SUB> (CAS 102088-01-7)
- Ganoderol A (CAS 104700-97-2)
- Ethyl 3-chloro-4-oxopiperidine-1-carboxylate (CAS 89424-04-4)
- (1-cyclohexylazetidin-2-yl)methanol (CAS 31247-32-2)
- Crisaborole Impurity 24 (CAS CATO-C4X-202124)
- 3-Amino-N-(tetrahydro-2H-pyran-4-ylmethyl)-propanamide hydrochloride (CAS 1220020-79-0)
- 5-(PEntafluorophenyl)dipyrromethane (CAS 167482-91-9)
- Methyl 5-((2,4,5-trichlorophenyl)sulfonamido)benzo[b]thiophene-2-carboxylate (CAS 477847-48-6)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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