N-(4-Chloro-3-fluorophenyl)hydrazinecarbothioamide CAS 1249381-35-8
| CAS No. | 1249381-35-8 |
| Molecular Formula | C7H7ClFN3S |
| Molecular Weight | 219.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrile group, sulfur-containing functionality, fluorine/chlorine substitution, an aromatic ring system, N-(4-Chloro-3-fluorophenyl)hydrazinecarbothioamide is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 219.67 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
N-(4-Chloro-3-fluorophenyl)hydrazinecarbothioamide (CAS 1249381-35-8), molecular formula C7H7ClFN3S and molecular weight 219.67 g/mol, is a CATO reference standard with documented purity and traceability.
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), N-(4-Chloro-3-fluorophenyl)hydrazinecarbothioamide 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 | C7H7ClFN3S |
| Molecular Weight | 219.67 g/mol |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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- 3-chloro-4-cyclopropyl-5-phenyl-4H-1,2,4-triazole (CAS 1020035-36-2)
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Recommended Standards
- 6-(2-Chlorophenyl)-2-methylpyrimidin-4-amine (CAS 1249098-57-4)
- 6-(3-Chlorophenyl)-2-methylpyrimidin-4-amine (CAS 1250795-52-8)
- 2-(2-Chlorophenyl)-3-cyclopropyl-3-oxopropanenitrile (CAS 1248206-90-7)
- 3-(3-Chloro-4-methylphenyl)-2-hydroxypyridine (CAS 1261938-38-8)
- N-(Benzo[d]thiazol-2-yl)-1,5-dimethyl-1H-pyrazole-3-carboxamide (CAS 1013758-07-0)
- (3,5-Dimethylphenyl)(4-methylpyridin-3-yl)methanone (CAS 1187167-90-3)
- 3-Cyclopropoxy-5-ethyl-4-methylpyridine (CAS 1243376-30-8)
- Glipizide (CAS 29094-61-9)
- Ethyl 3-(3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazin-6-yl)propanoate (CAS 307524-78-3)
- 4-Ethoxy-2,3-dimethylpyridine 1-oxide (CAS 1034065-92-3)
- Etoricoxib impurity 59 (CAS 21684-59-3)
- N-(5-(1,1-Dioxidoisothiazolidin-2-yl)-2-methoxyphenyl)propionamide (CAS 941975-38-8)
- 2-(4-Chlorophenoxy)-3-(4-chlorophenyl)quinoline (CAS 478260-77-4)
- D-Leu14-Tirzepatide (CAS CATO-CPTD788920)
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