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Butyl 4-Aminobenzoate (Butamben)

Butyl 4-Aminobenzoate, commonly known as Butamben, is an ester of p-aminobenzoic acid. It is widely used as a local anesthetic intermediate and functional ingredient in pharmaceutical, cosmetic, and personal care formulations. Butamben is valued for its chemical stability, compatibility with multiple formulations, and reliable performance in topical applications.
  • aozun

  • White crystalline powder

  • 94-25-7

  • C11H15NO2

  • 193

  • 202-317-1

  • Very slightly soluble in water

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Product Description

Butyl 4-Aminobenzoate (Butamben)


CAS No.: 94-25-7


Product Overview


Butyl 4-Aminobenzoate, also known as Butamben, due to its consistent quality and well-defined physicochemical properties, Butamben is frequently selected by manufacturers seeking dependable raw materials for regulated and industrial applications.




Basic Chemical Information


  • Product Name: Butyl 4-Aminobenzoate

  • Synonym: Butamben

  • CAS Number: 94-25-7

  • Molecular Formula: C₁₁H₁₅NO₂

  • Molecular Weight: 193.24 g/mol

  • Appearance: White to off-white crystalline powder

  • Solubility: Slightly soluble in water, soluble in organic solvents




Key Features


  • High purity and stable chemical structure

  • Suitable for pharmaceutical and cosmetic-grade formulations

  • Good compatibility with oils and organic solvents

  • Reliable performance in topical and specialty formulations




Typical Applications


  • Pharmaceutical Industry:
    Used as a local anesthetic component or intermediate in topical medicinal products.

  • Cosmetics & Personal Care:
    Applied in specialty formulations where controlled sensory or functional performance is required.

  • Chemical Synthesis:
    Acts as an intermediate in the production of fine chemicals and functional compounds.




Packaging & Storage


  • Packaging Options: Fiber drums, cartons, or customized packaging upon request

  • Storage Conditions:
    Store in a cool, dry, and well-ventilated area. Keep container tightly closed and protected from moisture and direct sunlight.




Regulatory & Quality Assurance


  • Manufactured under strict quality control systems

  • Batch consistency ensured for industrial and commercial use

  • COA, MSDS, and technical documentation available upon request




Frequently Asked Questions (FAQs)


Q1: What is Butyl 4-Aminobenzoate mainly used for?
A: It is primarily used in pharmaceutical formulations, cosmetic applications, and as an intermediate in chemical synthesis.


Q2: Is Butamben suitable for cosmetic-grade applications?
A: Yes, it is commonly supplied in grades suitable for cosmetic and personal care formulations, subject to regulatory requirements.


Q3: What is the typical appearance of this product?
A: Butamben appears as a white to off-white crystalline powder.


Q4: Can you provide technical documents for this product?
A: Yes, COA, MSDS, and other technical documents can be provided upon request.


Q5: Is customized packaging available?
A: Yes, customized packaging options can be arranged according to customer requirements.




Contact Us


For pricing, specifications, samples, or technical support, please contact us:


Email: lisa@aozunchem.com
WeChat / WhatsApp: +86-186 5121 5887


We look forward to supporting your sourcing needs with reliable chemical solutions.


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