5-(4-Chloro-3-fluorophenyl)pyrazin-2-amine CAS 1069494-45-6
| CAS No. | 1069494-45-6 |
| Molecular Formula | C10H7ClFN3 |
| Molecular Weight | 223.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(4-Chloro-3-fluorophenyl)pyrazin-2-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.
5-(4-Chloro-3-fluorophenyl)pyrazin-2-amine (CAS 1069494-45-6), molecular formula C10H7ClFN3 and molecular weight 223.63 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H7ClFN3, 5-(4-Chloro-3-fluorophenyl)pyrazin-2-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 223.63 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.
Physical & Chemical Properties
| Molecular Formula | C10H7ClFN3 |
| Molecular Weight | 223.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 1-(2-Chloro-6-fluoroquinolin-3-yl)ethanone (CAS 1017429-01-4)
- 1-(2-Chloro-7-fluoroquinolin-3-yl)ethan-1-one (CAS 1017463-76-1)
- 1-(2-Chloro-8-fluoroquinolin-3-yl)ethanone (CAS 1065481-26-6)
- 2-Chloro-6-(4-fluorophenoxy)pyridine (CAS 1090916-41-8)
- 6-Chloro-N-(4-fluorophenyl)pyridazin-3-amine (CAS 1094423-93-4)
- 5-(4-Chloro-2-fluorophenyl)pyrimidin-2-amine (CAS 1111111-97-7)
- 2-Chloro-7-fluoro-8-methylquinoline-3-carboxaldehyde (CAS 1167542-21-3)
- 4-(3-Chloro-4-fluorophenyl)pyrimidin-2-amine (CAS 1249713-59-4)
Recommended Standards
- 4-(Chlorosulfonyl)-1-methyl-1h-pyrrole-2-carboxylic acid (CAS 1000932-01-3)
- N-(2-chlorobenzyl)-2,2,2-trifluoroethan-1-amine (CAS 823190-02-9)
- Methyl 7-chloropyrido[2,3-d]pyrimidine-4-carboxylate (CAS 2306277-66-5)
- 4-(3-Chloro-5-fluorophenyl)-2-hydroxypyridine (CAS 1261938-64-0)
- Ethyl 2-amino-4-(2-chloro-6-fluorophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate (CAS 939894-07-2)
- 2-(2-Methanesulfonamido-1,3-thiazol-4-yl)acetic acid (CAS 62557-05-5)
- 4-(5-(tert-Butyl)-2-methoxyphenyl)thiazol-2-amine (CAS 383132-28-3)
- 6-Amino-9-benzyl-9h-purine-8-thiol (CAS 202135-85-1)
- 4-Methoxybenzoyl fluoride (CAS 701-53-1)
- cis-1,3-Cyclobutanediamine (CAS 1363382-21-1)
- 1-(prop-2-yn-1-yl)-2-(thiophen-2-yl)-1H-imidazole hydrochloride (CAS 1269151-75-8)
- Labetalol Impurity 56 (CAS 2731858-23-2)
- Ozanimod Impurity 14 (CAS CATO-C4X-290214)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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