(5-Chloro-2-fluorophenyl)hydrazine CAS 396074-99-0
| CAS No. | 396074-99-0 |
| Molecular Formula | C6H6ClFN2 |
| Molecular Weight | 160.58 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 (5-Chloro-2-fluorophenyl)hydrazine.
(5-Chloro-2-fluorophenyl)hydrazine (CAS 396074-99-0) is a high-purity analytical reference standard with the molecular formula C6H6ClFN2 and a molecular weight of 160.58 g/mol.
Structurally, (5-Chloro-2-fluorophenyl)hydrazine (C6H6ClFN2) contains a nitrile group, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 160.58 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (5-Chloro-2-fluorophenyl)hydrazine 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 | C6H6ClFN2 |
| Molecular Weight | 160.58 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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 5-Chloro-3-fluorobenzene-1,2-diamine (CAS 1106717-48-9)
- (2-Chloro-3-fluorophenyl)hydrazine (CAS 1138218-48-0)
- (3-Chloro-2-fluoropyridin-4-yl)methanamine (CAS 1149588-74-8)
- 2-Chloro-5-fluoro-4,6-dimethylpyrimidine (CAS 1192479-36-9)
- (2-Chloro-4-fluorophenyl)hydrazine (CAS 119452-65-2)
- (3-Chloro-5-fluoropyridin-2-yl)methanamine (CAS 1211578-98-1)
- 4-Chloro-5-fluoro-2,6-dimethylpyrimidine (CAS 1240622-52-9)
- (5-Chloro-3-fluoropyridin-2-yl)methanamine (CAS 1256791-14-6)
Recommended Standards
- (4-Chloro-2-fluorophenyl)hydrazine (CAS 64548-20-5)
- 1-Chloro-2,5-diamino-4-fluorobenzene (CAS 517920-72-8)
- (3-Chloro-4-fluorophenyl)hydrazine (CAS 84282-78-0)
- 2-Chloro-3-fluoro-6-methyl-4-pyridinamine (CAS 2864417-86-5)
- Dodeclonium Bromide (CAS 15687-13-5)
- 5-(2,3,4,5-Tetrahydrobenzo[f][1,4]oxazepin-7-yl)pyridin-2-amine hydrochloride (CAS 1777807-54-1)
- Methyl 6,7-dimethoxy-1-oxo-2,3-dihydro-1H-indene-4-carboxylate (CAS 1092348-87-2)
- 4-(2,3-Dimethylphenyl)piperidin-4-ol (CAS 863111-45-9)
- N-(4-nitrophenyl)-2-(pyridin-2-ylthio)acetamide (CAS 331710-38-4)
- N'-(3-cyano-4-methoxypyridin-2-yl)-N-((4-fluorobenzyl)oxy)formimidamide (CAS 339102-49-7)
- 2,3-Difluoro-4-methyl-4'-((1s,4r)-4-propylcyclohexyl)-1,1'-biphenyl (CAS 364765-44-6)
- 2-(6-(3-Isopropyl-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)acetic acid (CAS 1355173-49-7)
- (4-(Morpholinomethyl)phenyl)(o-tolyl)methanone (CAS 898769-62-5)
- Semaglutide impurity 260 (CAS CATO-C4X-2226260)
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