3-[(4-Methylphenyl)thio]propionic acid
3-[(4-Methylphenyl)thio]propionic acid (CAS: 13739-35-0; Formula: C10H12O2S; Molar Mass: 196.27) is a versatile organic compound. It functions as a key building block in chemical synthesis. This carboxylic acid derivative is recognised for its utility in organic chemistry research and development, contributing to the creation of more complex molecular structures. Its properties make it a valuable reagent for various synthetic pathways.
- IUPAC
- 3-(p-Tolylthio)propionic acid
- Synonyms
- 3-(p-Tolylthio)propionic acid
![3-[(4-Methylphenyl)thio]propionic acid (C10H12O2S) — chemical structure, CAS 13739-35-0; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F13739-35-0.png&w=3840&q=75)
Organic Synthesis Intermediate
This compound serves as a crucial intermediate in multi-step organic syntheses. Its functional groups allow for diverse chemical transformations, facilitating the construction of complex organic molecules.
Research and Development
Used in academic and industrial R&D settings, 3-[(4-Methylphenyl)thio]propionic acid is valuable for exploring novel reaction pathways and developing new chemical entities.
Building Block for Specialty Chemicals
As a defined organic building block, it contributes to the synthesis of fine chemicals and advanced materials where specific structural features are required.
| Molecular weight | 196.27 |
|---|---|
| Empirical formula | C10H12O2S |
| Assay | 97% |
| Melting point | 67-71 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-36/37/39 |
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 3-[(4-Methylphenyl)thio]propionic acid used for?
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3-[(4-Methylphenyl)thio]propionic acid is primarily used as a building block and intermediate in organic synthesis and research and development.
What are the CAS number and formula for this chemical?
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The CAS number is 13739-35-0, and the empirical formula is C10H12O2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
How should this chemical be handled safely?
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This compound is classified as Danger, with hazards including acute toxicity if swallowed, skin irritation, serious eye damage, and respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, face shields, and gloves, in a well-ventilated area. Refer to the safety data sheet for full details.
Can this chemical be shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and this product can be shipped internationally, adhering to all relevant transportation regulations (UN 2811 6.1 / PGIII).
How can I request a sample or a quote?
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Please contact our sales team via the website or by phone to request a sample or a quotation for 3-[(4-Methylphenyl)thio]propionic acid.
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