1-(2-Methyl-1-benzothien-3-yl)ethanone
1-(2-Methyl-1-benzothien-3-yl)ethanone (CAS 16810-19-8) is a substituted benzothiophene methyl ketone with the molecular formula C11H10OS and a molar mass of 190.26 g/mol. It pairs an acetyl group at the 3-position with a methyl group at the 2-position of the benzo[b]thiophene ring. Used principally as a heterocyclic building block and intermediate in chemical synthesis, it is supplied by Tech Serve Solutions for research and fine-chemical applications worldwide.
- Synonyms
- 1-(2-Methyl-1-benzothien-3-yl)ethanone1-(2-Methylbenzo[b]thiophen-3-yl)ethanone3-Acetyl-2-methylbenzothiophene3-Acetyl-2-methylbenzo[b]thiophene2-Methyl-3-acetylbenzothiopheneEthanone, 1-(2-methylbenzo[b]thien-3-yl)-CAS 16810-19-8

Heterocyclic building block
Serves as a benzothiophene-based scaffold in the construction of more elaborate sulphur-containing heterocyclic systems. The fused benzo[b]thiophene core is a recurring motif in medicinal and materials chemistry.
Intermediate in chemical synthesis
The reactive acetyl (methyl ketone) functionality provides a convenient handle for condensation, reduction, halogenation and related carbonyl transformations. This makes the compound useful for multi-step preparative routes.
Pharmaceutical and agrochemical research
Functionalised benzothiophenes are widely studied as cores for biologically active molecules. The compound can act as a starting material for exploratory medicinal-chemistry and agrochemical discovery programmes.
Laboratory reagent
Supplied as a research-grade reagent for method development and small-scale synthetic work. It is intended for use by trained personnel in suitably equipped laboratories.
| Molecular weight | 190.26 |
|---|---|
| Empirical formula | C11H10OS |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-(2-Methyl-1-benzothien-3-yl)ethanone used for?
+
It is used principally as a heterocyclic building block and synthetic intermediate. The acetyl-substituted 2-methylbenzothiophene scaffold supports carbonyl chemistry and the assembly of more complex sulphur-containing heterocycles in pharmaceutical, agrochemical and materials research.
What is the CAS number and molecular formula of 1-(2-Methyl-1-benzothien-3-yl)ethanone?
+
The CAS number is 16810-19-8 and the molecular formula is C11H10OS. The molecular weight is 190.26 g/mol. It is a member of the benzothiophene (benzo[b]thiophene) family of heterocyclic building blocks.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this compound as a technical/research-grade fine chemical for synthesis and laboratory use. We do not represent it as USP, BP or EP pharmacopoeial grade. A current specification and certificate of analysis are provided with each batch on request.
How should 1-(2-Methyl-1-benzothien-3-yl)ethanone be handled and stored?
+
Handle as a research chemical under good laboratory practice: use suitable gloves, eye protection and adequate ventilation, and avoid dust, eye and skin contact. Store in tightly closed containers in a cool, dry, well-ventilated area away from incompatible materials. Always consult the accompanying safety data sheet before use.
How is 1-(2-Methyl-1-benzothien-3-yl)ethanone packed, shipped and exported?
+
It is packed in appropriately labelled, sealed laboratory and bulk containers sized to the order, with documentation including a certificate of analysis and safety data sheet. As a specialist exporter since 1998, Tech Serve Solutions arranges compliant international shipping and export documentation to most destinations.
How do I request a sample or quote?
+
Contact Tech Serve Solutions with your required quantity, specification and delivery destination, quoting CAS 16810-19-8. Our team will confirm availability, lead time and packing options and provide a formal quotation, along with sample availability where applicable.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis