4,5-Dichloro-2-(2-chlorophenyl)thiazole CAS 1355189-38-6
| CAS No. | 1355189-38-6 |
| Molecular Formula | C9H4Cl3NS |
| Molecular Weight | 264.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4,5-Dichloro-2-(2-chlorophenyl)thiazole is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4,5-Dichloro-2-(2-chlorophenyl)thiazole (CAS 1355189-38-6) is a high-purity analytical reference standard with the molecular formula C9H4Cl3NS and a molecular weight of 264.56 g/mol.
Based on its molecular formula C9H4Cl3NS, 4,5-Dichloro-2-(2-chlorophenyl)thiazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 264.56 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 4,5-Dichloro-2-(2-chlorophenyl)thiazole 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 | C9H4Cl3NS |
| Molecular Weight | 264.56 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| 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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 4,5-Dichloro-2-(4-chlorophenyl)thiazole (CAS 1355220-02-8)
- 1,2-Dichloro-5-methyl-3-trifluoromethyl-benzene (CAS 80245-33-6)
- 1,3-Dichloro-5-(trichloromethyl)benzene (CAS 86241-47-6)
- 1,4-dichloro-2-(trichloromethyl)benzene (CAS 10541-71-6)
- 2,4-Dichloro-5-(2-methoxyethoxy)phenylboronic acid (CAS 1256354-89-8)
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- 2,3-Dichloro-4-(dimethoxymethyl)phenylboronic acid (CAS 2377606-24-9)
- 1,1-dichloro-2-(2-iodoethyl)cyclopropane (CAS 1909337-39-8)
Recommended Standards
- (E)-2-(2-Chlorostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1355094-04-0)
- 2-(1-(2-Chlorophenyl)vinyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1239700-56-1)
- 2-[2-(2-chlorophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1377186-57-6)
- 2-Chloro-4-(2,3-dichlorophenyl)-1,3-thiazole (CAS 1188038-34-7)
- Micronomicin Sulfate(~80%) (CAS 66803-19-8)
- 2,2',2"-(Benzene-1,3,5-triyltris(oxy))trianiline (CAS 2306048-51-9)
- 3-(Aminomethyl)-7-(3-hydroxypropoxy)benzo[c][1,2]oxaborol-1(3H)-ol (CAS 1093643-33-4)
- tert-Butyl (2-amino-2-methylhexyl)carbamate (CAS 2256752-69-7)
- Pyridine-4-sulfinic acid (CAS 101084-78-0)
- Bisoprolol Impurity N5 (CAS 109791-19-7)
- 2-(4-Methoxyphenyl)-2H-indazole (CAS 3682-75-5)
- tert-Butyl (1-(4-aminophenyl)pyrrolidin-3-yl)carbamate (CAS 330551-18-3)
- Methyl 4-((2-((4-((2-(adamantan-1-yl)acetyl)glycyl)piperazin-1-yl)methyl)phenoxy)methyl)benzoate (CAS 1335113-30-8)
- Semaglutide impurity 73 (CAS CATO-C4X-222673)
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