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安徽省金奧化工有限公司

ANHUI JIN'AO CHEMICAL CO., LTD.

Ethyl 4-hydroxybenzoate

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Ethyl 4-hydroxybenzoate

Category: Intermediates/Other Intermediates
Product name: Ethyl 4-hydroxybenzoate
Molecular weight: 166.17 
CAS NO: 120-47-8
EC NO: 204-399-4
Molecular formula: C9H10O3
Specifications: ≥99%
Packing: 25 kg/cardboard drum
Properties: Physical and chemical properties: White crystalline, slightly bitter in taste, burning, easily soluble in alcohol, ether, and acetone, almost insoluble in water, boiling point 297-298 ℃.

Project

Index

GB 8850-2005

B.P 2000

USP29-NF24

Appearance

/

Colorless crystalline or white crystalline powder

/

Content %≥

99.0-100.5

99.0-100.5

98.0-102.0

Melting point ℃

115-118

115-118

115-118

Acidity

/

Qualified

Qualified

SO42 %≤

0.024

/

/

Pb %≤

0.001

/

/

AS %≤

0.0001

/

/

Dry weight loss %≤

0.50

/

0.50

Burning residue %≤

0.05

0.1

0.1

Mass fraction of free acid% ≤

0.55

/

/

Related substances

/

Qualified

/

Appearance of solution

/

Clear and transparent

/

Organic volatile impurities 

/

/

Qualified

Appraisal test

/

/

Qualified

Use: Used as a food preservative and also in industries such as pharmaceuticals and leather
Structural formula:  

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