2-Chloro-1-(thiophen-2-yl)ethan-1-one CAS 29683-77-0
| CAS No. | 29683-77-0 |
| Molecular Formula | C6H5ClOS |
| Molecular Weight | 160.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 160.62 g/mol gives 2-Chloro-1-(thiophen-2-yl)ethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-1-(thiophen-2-yl)ethan-1-one (CAS 29683-77-0) is a high-purity analytical reference standard with the molecular formula C6H5ClOS and a molecular weight of 160.62 g/mol.
Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, 2-Chloro-1-(thiophen-2-yl)ethan-1-one is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 160.62 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-Chloro-1-(thiophen-2-yl)ethan-1-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H5ClOS |
| Molecular Weight | 160.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1965 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 5-Chloro-3-cyclopropyl-1,2,4-thiadiazole (CAS 122684-54-2)
- 4-Chloro-6-methylpyrimidine-2(1H)-thione (CAS 1240622-76-7)
- 2-Chloro-3-methylthiopyrazine (CAS 1248090-42-7)
- 2-Chloro-5-cyclopropyl-1,3,4-thiadiazole (CAS 1343234-55-8)
- 5-Chloro-2-methylthiophene-3-carbaldehyde (CAS 1507574-75-5)
- 3-Chloro-5-cyclopropyl-1,2,4-thiadiazole (CAS 1597081-85-0)
- 2-chloro-1-(thiophen-3-yl)ethan-1-one (CAS 50460-10-1)
- 2-Chloro-4-(methylthio)pyrimidine (CAS 49844-93-1)
Recommended Standards
- 2-Amino-5-chloropyridine-4-thiol (CAS 2055759-46-9)
- 2-Acetyl-3-chlorothiophene (CAS 89581-82-8)
- 2-(5-Chlorothiophen-2-yl)oxirane (CAS 73099-67-9)
- 3-Acetyl-5-chlorothiophene (CAS 58119-67-8)
- (3-Fluoro-benzoylamino)-acetic acid (CAS 366-47-2)
- 5-Chloro-2-pivalamidobenzoic acid (CAS 351896-22-5)
- Allyltributylphosphonium bromide (CAS 55894-18-3)
- Pyridazin-4-ylmethanamine dihydrochloride (CAS 1028615-75-9)
- 3-(4-Hydroxyphenyl)-1,2,4-oxadiazol-5-ol (CAS 1342289-56-8)
- 3,4,5-trifluorobenzamide 3,4,5-tris(fluoranyl)benzamide 78324-75-1 A839393 (CAS 78324-75-1)
- 5-Chloro-3-(meththio)phenylboronic acid (CAS 1451392-52-1)
- 3-(Aminomethyl)isothiazolidine 1,1-dioxide hydrochloride (CAS 2138522-64-0)
- 1-((5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl)-4-methylpiperazine (CAS 477714-03-7)
- Myosin Kinase Inhibiting Peptide (CAS 119386-39-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com