7-Bromo-2,3-dimethylbenzo[b]thiophene CAS 204980-74-5
| CAS No. | 204980-74-5 |
| Molecular Formula | C10H9BrS |
| Molecular Weight | 241.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-Bromo-2,3-dimethylbenzo[b]thiophene is closely related to sulfur-containing functionality, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7-Bromo-2,3-dimethylbenzo[b]thiophene (CAS 204980-74-5), molecular formula C10H9BrS and molecular weight 241.15 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9BrS, 7-Bromo-2,3-dimethylbenzo[b]thiophene contains sulfur-containing functionality, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 7-Bromo-2,3-dimethylbenzo[b]thiophene 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 | C10H9BrS |
| Molecular Weight | 241.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
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Recommended Standards
- 3466-32-8 Benzene, 1-bromo-4-(methylsulfonyl)- (9CI) 1-Bromo-4-(methylsulphonyl)benzene Sulfone, p-bromophenyl methyl (8CI) p-Bromophenyl methyl sulfone 4-Bromophenyl methyl sulfone EINECS 222-421-0 Methyl 4-bromophenyl sulfone NSC 174742 (CAS 3466-32-8)
- Ethyl 6,8-dichlorooctanoate (CAS 1070-64-0)
- 5-(Difluoromethyl)-3-(4-nitrophenyl)-1,2,4-oxadiazole (CAS 866555-95-5)
- N-(2,4-Dinitrophenyl)glycine (CAS 1084-76-0)
- 2-Bromo-1-(2-methylquinolin-3-yl)ethanone (CAS 620603-89-6)
- 2-((3-(m-Tolyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1119396-72-3)
- 7H-pyrrolo[2,3-c]pyridazin-3-amine hydrochloride (CAS 1638761-13-3)
- (5-Chloro-2-methoxy-4-methylphenyl)acetic acid (CAS 383134-15-4)
- 2-Chloro-4-(perfluoroethyl)pyrimidine-5-carboxylic acid (CAS 954226-17-6)
- 3-((Tert-butoxycarbonyl)(pyridin-3-ylmethyl)amino)propanoic acid (CAS 1181656-00-7)
- 3-(4-(Methylsulfonyl)phenyl)isoxazolo[4,5-d]pyrimidin-7(4H)-one (CAS 832717-28-9)
- 4-Bromo-2h-[1,2'-bipyridin]-2-one (CAS 1823322-42-4)
- 1-(3,4-Dimethyl-2-thioxo-2,3-dihydrothiazol-5-yl)ethan-1-one (CAS 252010-03-0)
- Liraglutide Impurity 21 TFA Salt (CAS CATO-C4X-199221)
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