2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one
2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one (CAS 38006-16-5) is a heterocyclic organic compound with the molecular formula C11H8OS. This benzothiophene derivative serves as a valuable building block in organic synthesis. Its structure makes it suitable for incorporation into more complex molecules, finding utility in chemical research and the development of novel chemical entities.
- IUPAC
- 2,3-Dihydro-benzo[b]cyclopenta[d]thiophen-1-one
- Synonyms
- 2,3-Dihydro-benzo[b]cyclopenta[d]thiophen-1-one
![2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one (C11H8OS) — chemical structure, CAS 38006-16-5; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F38006-16-5.png&w=3840&q=75)
Organic Synthesis Intermediate
Utilised as a key intermediate in multi-step organic syntheses. Its specific structure allows for diverse chemical modifications and the construction of complex molecular frameworks.
Heterocyclic Chemistry Research
A useful reagent for researchers exploring the synthesis and properties of benzothiophene derivatives. It aids in the development of new compounds with potential applications in materials science or medicinal chemistry.
Building Block for Complex Molecules
Serves as a foundational structural unit for the creation of larger, more intricate organic molecules. Its availability supports innovation in synthetic chemistry.
| Molecular weight | 188.25 |
|---|---|
| Empirical formula | C11H8OS |
| Assay | 97% |
| Melting point | 140-145 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one used for?
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2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one (CAS 38006-16-5) is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What is the CAS number and molecular formula for this compound?
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The CAS number is 38006-16-5, and the molecular formula is C11H8OS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with a minimum purity of 97% (Assay). This product is supplied for laboratory and research purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety hazards associated with this chemical?
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This compound is classified as Warning (GHS07) with hazard statements H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves, should be used during handling. Refer to the Safety Data Sheet (SDS) for comprehensive safety information.
How is this chemical typically packed, shipped, and exported?
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As a global supplier and exporter, Tech Serve Solutions ensures appropriate packaging for the safe transit of chemicals. Specific packaging details are confirmed upon order placement, adhering to all relevant shipping regulations.
How can I request a sample or quote for 2,3-Dihydro-1H-benzo[b]cyclopenta[d]thiophen-1-one?
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Please contact our sales team via the website or email to request a sample or obtain a quotation for this product.
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