Propyl 4-hydroxybenzoate
Propyl 4-hydroxybenzoate (CAS: 94-13-3), with the molecular formula HOC6H4CO2CH2CH2CH3 and a molecular weight of 180.20, is a valuable organic ester. It is commonly employed as a building block in chemical synthesis and finds applications as a preservative in various formulations. Its chemical structure lends itself to diverse industrial uses where its ester functionality and phenolic hydroxyl group are advantageous.
- IUPAC
- 4-Hydroxybenzoic acid propyl ester,Propyl paraben
- Synonyms
- 4-Hydroxybenzoic acid propyl esterPropyl paraben
Preservative Agent
Propyl 4-hydroxybenzoate serves as an effective preservative, particularly in cosmetic and pharmaceutical products. It inhibits the growth of microorganisms, thus extending the shelf-life of formulations.
Chemical Synthesis Intermediate
As a functionalised aromatic compound, it acts as a key intermediate in the synthesis of more complex organic molecules. Its ester and hydroxyl groups allow for further chemical modifications.
Industrial Applications
Its properties make it suitable for various industrial applications, including its use in certain plastic formulations or as a component in speciality chemical mixtures where its specific chemical characteristics are required.
| Molecular weight | 180.20 |
|---|---|
| Linear formula | HOC6H4CO2CH2CH2CH3 |
| Assay | ≥98.0% |
| Grade | SAJ first grade |
| Melting point | 95-98 °C(lit.) |
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|
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 Propyl 4-hydroxybenzoate used for?
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Propyl 4-hydroxybenzoate is primarily used as a preservative in cosmetics and pharmaceuticals, and as an intermediate in chemical synthesis.
What are the CAS number and formula for Propyl 4-hydroxybenzoate?
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The CAS number is 94-13-3, and the linear formula is HOC6H4CO2CH2CH2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Propyl 4-hydroxybenzoate in SAJ first grade with an assay of ≥98.0%. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
What safety precautions should be taken when handling Propyl 4-hydroxybenzoate?
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When handling Propyl 4-hydroxybenzoate, it is recommended to wear a dust mask type N95 (US), eyeshields, and gloves. Please consult the Safety Data Sheet for comprehensive handling information.
How is Propyl 4-hydroxybenzoate packed, shipped, or exported?
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Propyl 4-hydroxybenzoate is available only in Japan. Specific packaging, shipping, and export details can be provided upon request.
How can I request a sample or quote for Propyl 4-hydroxybenzoate?
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To request a sample or a quotation for Propyl 4-hydroxybenzoate, please contact our sales team through the website or by phone.
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