4-(2,4-Difluorophenyl)-1,3-thiazol-2-aminehydrochloride CAS 471263-67-9
| CAS No. | 471263-67-9 |
| Molecular Formula | C9H6F2N2S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-(2,4-Difluorophenyl)-1,3-thiazol-2-aminehydrochloride (CAS 471263-67-9) is a high-purity analytical reference standard with the molecular formula C9H6F2N2SHCl and a molecular weight of 248.67 g/mol.
Structurally, 4-(2,4-Difluorophenyl)-1,3-thiazol-2-aminehydrochloride (C9H6F2N2SHCl) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 248.67 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 4-(2,4-Difluorophenyl)-1,3-thiazol-2-aminehydrochloride 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 | C9H6F2N2S HCl |
| Molecular Weight | 248.67 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Difluorophenyl Standards
- 1-(1-(2,6-Difluorophenyl)-5-methyl-1H-1,2,4-triazol-3-yl)ethanone (CAS 1000572-09-7)
- (2,4-Difluorophenyl)methanesulfonamide (CAS 1001026-56-7)
- Methyl 2-(2,3-difluorophenyl)-2-hydroxyacetate (CAS 1001159-03-0)
- 2-(2,4-Difluorophenyl)cyclopropan-1-amine (CAS 1001318-18-8)
- (4R)-4-(2,4-difluorophenyl)pyrrolidine-3-carbonitrile (CAS 1002728-74-6)
- N-(2,5-Difluorophenyl)-3-methylbenzamide (CAS 1002813-62-8)
- 4-(3,5-Difluorophenyl)piperidinehydrochloride (CAS 1004618-89-6)
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Recommended Standards
- Benzo[4,5]thieno[3,2-d]pyrimidin-4(3H)-one (CAS 36822-08-9)
- 6-(4-Chlorophenylthio)Pyridine-3-carbonitrile (CAS 259683-22-2)
- (2,4-Difluorophenoxy)acetic Acid Methyl Ester (CAS 449811-63-6)
- 2-Methyl-6-phenylquinoline (CAS 91875-31-9)
- (S)-1,2,2-Triphenylethan-1-amine (CAS 352535-04-7)
- 2-(Azetidin-2-yl)ethan-1-ol (CAS 1781878-92-9)
- 4-(5-Phenyl-1H-pyrazol-3-yl)-4H-1,2,4-triazole (CAS 62538-10-7)
- (4-Chlorophenyl)(2,4-dimethoxyphenyl)methanone (CAS 57600-76-7)
- 5-(3-Bromo-4-methoxyphenyl)thiazol-2-amine (CAS 764710-12-5)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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