4-Chloro-1H-indazol-5-amine CAS 1082041-33-5
| CAS No. | 1082041-33-5 |
| Molecular Formula | C7H6ClN3 |
| Molecular Weight | 167.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Chloro-1H-indazol-5-amine.
4-Chloro-1H-indazol-5-amine (CAS 1082041-33-5), molecular formula C7H6ClN3 and molecular weight 167.60 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H6ClN3, 4-Chloro-1H-indazol-5-amine contains a nitrile group, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 167.60 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Chloro-1H-indazol-5-amine 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 | C7H6ClN3 |
| Molecular Weight | 167.60 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.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 4-Chloro-1H-pyrrolo[2,3-b]pyridin-3-amine (CAS 1000340-38-4)
- 6-Chloro-1H-pyrrolo[2,3-b]pyridin-4-amine (CAS 1000340-80-6)
- 5-Chloro-1H-pyrrolo[3,2-b]pyridin-7-amine (CAS 1000577-90-1)
- 5-Chloro-1H-indazol-6-amine (CAS 100960-35-8)
- 3-chloro-6-methyl-[1,2,4]triazolo[4,3-a]pyridine (CAS 1020036-37-6)
- 7-Chloro-1H-benzo[d]imidazol-5-amine (CAS 10597-54-3)
- 6-Chloro-1H-benzo[d]imidazol-4-amine (CAS 10597-55-4)
- 2-Chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1060816-67-2)
Recommended Standards
- 6-Chloro-3-methyl-3H-imidazo[4,5-b]pyridine (CAS 108847-89-8)
- 6-Chloro-3-methyl-1H-pyrazolo[4,3-c]pyridine (CAS 1092062-74-2)
- 6-Amino-3-chloroimidazo[1,2-a]pyridine (CAS 1094463-26-9)
- 3-Chloro-5-methyl-5H-pyrrolo[2,3-b]pyrazine (CAS 1111638-11-9)
- 2-((4-(Benzyl(ethyl)amino)cyclohexyl)amino)acetic acid (CAS 1353988-56-3)
- 4-[(E)-2-(4-Nitrophenyl)ethenyl]-6-(trifluoromethyl)-2H,3H-thieno[3,2-c]quinoline (CAS 865658-40-8)
- N-propylpiperidine-3-carboxamide hydrochloride (CAS 1220034-18-3)
- trans-2-Morpholin-4-ylcyclohexanol (CAS 14909-79-6)
- 8-Chloroquinolin-2-amine (CAS 343868-74-6)
- 1-(4-Bromo-1-methyl-1H-pyrazol-3-yl)piperidine (CAS 1619993-52-0)
- 3-(2,2,3,3-Tetrafluoropropoxy)benzoic acid (CAS 937602-64-7)
- N-(2-Ethyl-6-isopropylphenyl)-2-phenylquinoline-4-carboxamide (CAS 88067-71-4)
- (R)-(9H-Fluoren-9-yl)methyl 5-((tert-butoxycarbonyl)amino)-2-methyltetrahydropyridazine-1(2H)-carboxylate (CAS 2734867-57-1)
- D-[Ser]8-Liraglutide (CAS CATO-C4X-199238)
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