1-(2-Bromothiophen-3-yl)ethanone CAS 137272-68-5
| CAS No. | 137272-68-5 |
| Molecular Formula | C6H5BrOS |
| Molecular Weight | 205.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(2-Bromothiophen-3-yl)ethanone (CAS 137272-68-5), a certified reference material (molecular formula C6H5BrOS, MW 205.07 g/mol) for analytical method development and quality control.
Structurally, 1-(2-Bromothiophen-3-yl)ethanone (C6H5BrOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine 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 205.07 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 1-(2-Bromothiophen-3-yl)ethanone 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 | C6H5BrOS |
| Molecular Weight | 205.07 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.) | 1996 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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- 2-(4-Bromothiophen-2-yl)oxirane (CAS 1485632-69-6)
- 2-(5-Bromothiophen-3-yl)acetaldehyde (CAS 1857155-77-1)
- 2-(5-Bromothiophen-2-yl)acetaldehyde (CAS 722536-02-9)
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Recommended Standards
- 5-Bromo-2-methylthiophene-3-carbaldehyde (CAS 1369356-10-4)
- 1-(4-Bromo-3-thienyl)ethanone (CAS 35717-24-9)
- Benzeneselenonic acid (CAS 10505-00-7)
- 1-(5-Bromo-3-thienyl)ethanone (CAS 59227-67-7)
- L-Tyrosine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-2-iodo- (CAS 1391585-88-8)
- (2-Bromo-4-(trifluoromethoxy)phenyl)boronic acid (CAS 959997-86-5)
- 3-methylthiophen-2-amine hydrochloride (CAS 1056619-56-7)
- 7-Chloroimidazo[1,2-a]pyridine, HCl (CAS 1072944-43-4)
- 4,6-Dichloro-2-(3-pyridyl)pyrimidine (CAS 89508-47-4)
- 3,5-Bis(3-bromophenyl)-4-phenyl-4H-1,2,4-triazole (CAS 1198843-27-4)
- 2-(Methyl((5-methylfuran-2-yl)methyl)amino)propanamide (CAS 1248208-87-8)
- 2-Fluoro-4-(trifluoromethyl)benzimidamide (CAS 885957-02-8)
- O1-benzyl O2-methyl (2S,4S)-4-azidopyrrolidine-1,2-dicarboxylate (CAS 113490-74-7)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
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