Benzo[b]thiophene-2-propionic acid
Benzo[b]thiophene-2-propionic acid (CAS: 42768-60-5; C11H10O2S) is a heterocyclic organic compound with a molecular weight of 206.26 g/mol. Supplied by Tech Serve Solutions with an assay of 97%, this compound serves as a valuable building block in chemical synthesis. Its structure, featuring a benzothiophene core with a propionic acid side chain, makes it a useful intermediate for developing more complex molecules, particularly within the pharmaceutical and materials science research sectors.
- IUPAC
- 3-(Benzo[b]thiophen-2-yl)propionic acid
- Synonyms
- 3-(Benzo[b]thiophen-2-yl)propionic acid
![Benzo[b]thiophene-2-propionic acid (C11H10O2S) — chemical structure, CAS 42768-60-5; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F42768-60-5.png&w=3840&q=75)
Chemical Synthesis Intermediate
Benzo[b]thiophene-2-propionic acid is utilised as a key intermediate in the synthesis of diverse organic compounds. Its functional groups allow for various chemical transformations, contributing to the construction of novel molecular architectures.
Pharmaceutical Research
This compound serves as a building block in medicinal chemistry for the development of potential therapeutic agents. Its benzothiophene moiety is present in various biologically active molecules.
Heterocyclic Chemistry
As a derivative of benzothiophene, it is employed in studies and synthesis involving heterocyclic systems. These structures are fundamental in many areas of organic chemistry and materials science.
| Molecular weight | 206.26 |
|---|---|
| Empirical formula | C11H10O2S |
| Assay | 97% |
| Melting point | 137-141 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 Benzo[b]thiophene-2-propionic acid used for?
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Benzo[b]thiophene-2-propionic acid (CAS: 42768-60-5) is primarily used as a chemical synthesis intermediate and a building block in pharmaceutical and heterocyclic research.
What are the CAS number and formula for Benzo[b]thiophene-2-propionic acid?
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The CAS number is 42768-60-5 and the empirical formula is C11H10O2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzo[b]thiophene-2-propionic acid with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.
How should Benzo[b]thiophene-2-propionic acid be handled?
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This compound is classified as a Warning (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used. Avoid breathing dust and ensure adequate ventilation. In case of eye contact, rinse cautiously with water for several minutes (P305 + P351 + P338).
Is Benzo[b]thiophene-2-propionic acid a controlled substance?
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The provided data does not indicate that Benzo[b]thiophene-2-propionic acid is a controlled substance.
How is Benzo[b]thiophene-2-propionic acid packed and shipped?
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Tech Serve Solutions expertly packs and exports fine chemicals globally, adhering to international shipping regulations for chemical products.
How can I request a sample or quote?
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To request a sample or a quote for Benzo[b]thiophene-2-propionic acid, please contact the Tech Serve Solutions sales team via our website or direct inquiry.
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