2-Chloro-1-(4,5-dichlorothiophen-2-yl)ethan-1-one CAS 64218-50-4
| CAS No. | 64218-50-4 |
| Molecular Formula | C6H3Cl3OS |
| Molecular Weight | 229.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Chloro-1-(4,5-dichlorothiophen-2-yl)ethan-1-one is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2-Chloro-1-(4,5-dichlorothiophen-2-yl)ethan-1-one (CAS 64218-50-4), a certified reference material (molecular formula C6H3Cl3OS, MW 229.51 g/mol) for analytical method development and quality control.
Structurally, 2-Chloro-1-(4,5-dichlorothiophen-2-yl)ethan-1-one (C6H3Cl3OS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, 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 229.51 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 2-Chloro-1-(4,5-dichlorothiophen-2-yl)ethan-1-one 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 | C6H3Cl3OS |
| Molecular Weight | 229.51 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-1-(2,5-dichlorothiophen-3-yl)ethan-1-one (CAS 13668-93-4)
- 5-chloro-1-methyl-4-nitro-3-(trifluoromethyl)-1H-pyrazole (CAS 154357-43-4)
- 3-Chloro-1-methyl-4-nitro-5-(trifluoromethyl)-1h-pyrazole (CAS 161038-58-0)
- B-[5-Chloro-6-(2-methylpropoxy)-3-pyridinyl]-boronic Acid (CAS 1217500-89-4)
- (5-Chloro-2-isobutoxypyridin-3-yl)boronic acid (CAS 1217501-42-2)
- 3-Chloro-2-isobutoxypyridine-4-boronic acid (CAS 2096339-80-7)
- 3-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoxazole (CAS 862126-45-2)
- 5-Chloro-2-fluoro-4-(trifluoromethoxy)aniline (CAS 114021-44-2)
Recommended Standards
- 2,4,6-Trichloro-5-(methylthio)pyrimidine (CAS 24795-76-4)
- 3-bromo-1-chloro-2-fluoro-4-methyl-benzene (CAS 1782385-65-2)
- 1-(3,4,5-Trichlorothiophen-2-yl)ethan-1-one (CAS 65434-11-9)
- 3-Chlor-4-fluorbenzylbromid (CAS 192702-01-5)
- Ethyl 2-ethoxy-7-hydroxybenzo[d][1,3]dioxole-5-carboxylate (CAS 733746-42-4)
- (R)-2-Amino-1-(3-((cyclopropylmethyl)amino)pyrrolidin-1-yl)ethanone (CAS 1353993-12-0)
- tert-Butyl methyl-L-valinate hydrochloride (CAS 89537-01-9)
- 2-[4-(chloromethyl)phenoxy]acetamide (CAS 1012-20-0)
- 2-Methoxy-N-((2-phenyl-1H-indol-3-yl)methylene)aniline (CAS 138469-56-4)
- Methyl 2-(5-amino-1H-pyrazol-1-yl)acetate (CAS 144991-26-4)
- (R)-3-(4,6-Dibromopyrimidin-5-yl)butanenitrile (CAS 1889238-22-5)
- 3-(4-Chlorophenyl)-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 62051-99-4)
- 2-Bromo-1-(2-ethylphenyl)ethanone (CAS 593270-22-5)
- Anti-TF Antigen Peptide P30-1 trifluoroacetate salt (CAS 573664-50-3)
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