4-Propylbenzoic acid
4-Propylbenzoic acid (CAS 2438-05-3), with the molecular formula C10H12O2 and a molecular weight of 164.20 g/mol, is a substituted benzoic acid. This organic compound functions as a valuable building block in chemical synthesis. It is primarily utilised in organic chemistry research and development for the creation of more complex molecules and intermediates, serving a broad range of synthetic applications. TSS supplies this chemical with a minimum assay of 97%.

Organic Synthesis Intermediate
4-Propylbenzoic acid serves as a key intermediate in the synthesis of various organic compounds. Its carboxylic acid group and aromatic ring allow for diverse chemical transformations.
Research and Development
This compound is frequently employed in academic and industrial research settings for the development of novel materials and chemical entities. It is a fundamental component in many synthetic pathways.
Building Block for Complex Molecules
As a readily available organic building block, 4-Propylbenzoic acid is used to introduce the propylbenzoyl moiety into larger molecular structures.
| Molecular weight | 164.20 |
|---|---|
| Linear formula | CH3CH2CH2C6H4CO2H |
| Assay | 97% |
| Melting point | 142-144 °C(lit.) |

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) | 26-37/39 |
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 4-Propylbenzoic acid used for?
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4-Propylbenzoic acid is primarily used as a building block and intermediate in organic synthesis and research & development for creating more complex molecules.
What are the CAS number and molecular formula for 4-Propylbenzoic acid?
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The CAS number for 4-Propylbenzoic acid is 2438-05-3, and its molecular formula is CH3CH2CH2C6H4CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Propylbenzoic acid with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 4-Propylbenzoic acid be handled safely?
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4-Propylbenzoic acid is classified with Warning signal word and hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Use with a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation.
Does TSS export 4-Propylbenzoic acid?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Propylbenzoic acid.
How can I request a quote or sample of 4-Propylbenzoic acid?
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To request a quote or sample, please contact our sales team through the website or provide your details via the 'Enquire' button.
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