Ethylparaben

Title: Ethylparaben
CAS Registry Number: 120-47-8
CAS Name: 4-Hydroxybenzoic acid ethyl ester
Additional Names: ethyl p-hydroxybenzoate
Trademarks: Nipagin A; Ethyl Parasept (Tenneco); Solbrol A
Molecular Formula: C9H10O3
Molecular Weight: 166.17
Percent Composition: C 65.05%, H 6.07%, O 28.88%
Literature References: Prepd by esterification of p-hydroxybenzoic acid: Cavill, Vincent, J. Soc. Chem. Ind. London 66, 175 (1947).
Properties: Crystals, mp 116°. bp 297-298° (decompn). Freely sol in alcohol, ether. Soly in water at 20°: 0.070% w/w; at 25°: 0.075% w/w.
Melting point: mp 116°
Boiling point: bp 297-298° (decompn)
Use: Preservative for pharmaceuticals.
Ethylstibamine Ethynodiol Ethynylbenzene Etidocaine Etidronic Acid

Ethylparaben[1]
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Identifiers
CAS number 120-47-8 YesY
PubChem 8434
ChemSpider 13846749 YesY
UNII 14255EXE39 YesY
KEGG D01647 YesY
MeSH ethyl-p-hydroxybenzoate
ChEMBL CHEMBL15841 YesY
ATC code D01AE10
Jmol-3D images Image 1
Properties
Molecular formula C9H10O3
Molar mass 166.17 g mol−1
Melting point 115–118 °C
Boiling point 297–298 °C
Hazards
NFPA 704
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Flash point 248 °C; 478 °F; 521 K
Related compounds
Related compounds Paraben
Butylparaben
Methylparaben
Propylparaben
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Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Ethylparaben (ethyl para-hydroxybenzoate) is the ethyl ester of p-hydroxybenzoic acid. Its formula is HO-C6H4-CO-O-CH2CH3. It is a member of the class of compounds known as parabens.

It is used as an antifungal preservative. As a food additive, it has E number E214.

Sodium ethyl para-hydroxybenzoate, the sodium salt of ethylparaben, has the same uses and is given the E number E215.