Butyl Paraben

Product Name: Butyl p-hydroxybenzoate
Synonyms: Butyl paraben; 4-(butoxycarbonyl) phenol; 4-Hydroxybenzoic acid butyl ester;
Molecular Formula: C₁₁H₁₄O₃
Molecular Weight: 194.23
CAS NO.: 94-26-8

Physical Properties: White crystalline powder. Butyl paraben is with a special smell and astringent taste. Easily soluble in alcohol, ether, and chloroform, but hard to dissolve in water.

Specifications:

Item	Specifications
	Q320217UAP02	BP 2009	USP32
Appearance	White crystalline powder	White crystalline powder	White crystalline powder
Assay(on dry base) %	≥99.0	99.0-105.0	99.0-105.0
Melting point ℃	68-72	68-72	68-72
Loss in drying, %	≤0.5	≤0.5	≤0.5
Residue %	≤0.05	≤0.05	≤0.05
Heavy metals(Pb) %	≤0.001	------------	------------
Acid degree	Qualified	Qualified	Qualified
Sulfate (SO42-), %	------------	------------	≤0.024
4-Hydroxybenzoic acid and Salicylic acid	Qualified	------------	------------
Appearance of solution	------------	------------	Clear
Identification	------------	------------	Qualified
Organic volatile impurities	------------	Qualified	------------

Standard: Q320217UAP02, BP, USP.

Uses and Applications: Butyl paraben is mainly used as antiseptics in cosmetics, food and medicine. It is also can be used as feed preservatives and intermediates of organic synthesis.

Package: 25KG per carton box or according to customers’ special requirements.

Storage: Kept in a dry, clean and airtight place. Avoid sunlight.Δ TOP