5-(4-Chlorophenyl)thiazol-2-amine CAS 73040-66-1
| CAS No. | 73040-66-1 |
| Molecular Formula | C9H7ClN2S |
| Molecular Weight | 210.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution, 5-(4-Chlorophenyl)thiazol-2-amine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 210.68 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-(4-Chlorophenyl)thiazol-2-amine (CAS 73040-66-1), molecular formula C9H7ClN2S and molecular weight 210.68 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), 5-(4-Chlorophenyl)thiazol-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.
Physical & Chemical Properties
| Molecular Formula | C9H7ClN2S |
| Molecular Weight | 210.68 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- N-(4-chlorophenyl)thiazol-2-amine (CAS 100585-58-8)
- 2-(4-Chlorophenyl)thiazol-4-amine (CAS 123970-68-3)
- 4-(3-Chlorophenyl)thiazol-5-amine (CAS 1248666-91-2)
- 2-(3-Chlorophenyl)-1,3-thiazol-4-amine (CAS 1353856-02-6)
- N-(2-chlorophenyl)thiazol-2-amine (CAS 136343-79-8)
- 3-(2-Chlorophenyl)isothiazol-4-amine (CAS 1466272-33-2)
- 1-(4-Chlorophenyl)-1h-imidazole-2-thiol (CAS 17452-12-9)
- 1-(3-Chlorophenyl)-1h-imidazole-2-thiol (CAS 30192-81-5)
Recommended Standards
- 5-(4-Chlorophenyl)-3-methyl-1,2,4-thiadiazole (CAS 74466-94-7)
- 5-(Chloromethyl)-2-(thiophen-2-yl)pyrimidine (CAS 926921-78-0)
- 5-(4-Chlorophenyl)-1H-imidazole-2-thiol (CAS 93103-18-5)
- 5-Chloro-3-(4-methylphenyl)-1,2,4-thiadiazole (CAS 221038-01-3)
- 1-(Cyclopropylsulfonyl)azetidine-3-carboxylic acid (CAS 1219827-77-6)
- 3-(3-Hydroxyazetidin-1-yl)pyrazine-2-carbonitrile (CAS 1341962-36-4)
- 64626-33-1 1,6-Diazecine-2,7-dicarboxylic acid, decahydro-5,10-dioxo- DTXSID70467641 (CAS 64626-33-1)
- Morinidazole Impurity 36 (CAS CATO-C4X-219636)
- Fmoc-Cys(Mob)-OH (CAS 141892-41-3)
- 7-Amino-4-benzofurancarboxylic acid (CAS 1368170-28-8)
- 1-Piperidin-4-yl-cyclopropylamine dihydrochloride (CAS 1965309-38-9)
- tert-Butyl (3R,4S)-4-fluoro-3-hydroxypiperidine-1-carboxylate (CAS 2306248-33-7)
- 10-Desmethoxy streptonigrin (CAS 136803-89-9)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
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