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Substance Name: Ethylparaben [NF]
RN: 120-47-8
UNII: 14255EXE39
InChIKey: NUVBSKCKDOMJSU-UHFFFAOYSA-N

Classification Codes

  • Drug / Therapeutic Agent
  • Mutation Data
  • Pharmaceutic Aid (Antifungal Agent)
  • Reproductive Effect

Molecular Formula

  • C9-H10-O3

Molecular Weight

  • 166.175
 
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Names and Synonyms

Name of Substance

  • Ethyl 4-hydroxybenzoate
  • Ethyl-p-hydroxybenzoate
  • Ethylparaben [NF]

Synonyms

  • 4-10-00-00367 (Beilstein Handbook Reference)
  • 4-Hydroxybenzoic acid ethyl ester
  • AI3-30960
  • Aseptin A
  • Aseptoform E
  • Bonomold OE
  • BRN 1101972
  • Carbethoxyphenol
  • Caswell No. 447
  • Easeptol
  • EC 204-399-4
  • EINECS 204-399-4
  • EPA Pesticide Chemical Code 061202
  • Ester etylowykwasu p-hydroksybenzoesowego
  • Ester etylowykwasu p-hydroksybenzoesowego [Polish]
  • Ethyl 4-hydroxybenzoate
  • Ethyl butex
  • Ethyl p-hydroxybenzoate
  • Ethyl p-oxybenzoate
  • Ethyl paraben
  • Ethyl parahydroxybenzoate
  • Ethyl parasept
  • Ethylester kyseliny p-hydroxybenzoove
  • Ethylester kyseliny p-hydroxybenzoove [Czech]
  • Ethylparaben
  • HSDB 938
  • Mekkings E
  • Mycocten
  • Napagin A
  • Nipagin A
  • Nipazin A
  • NSC 23514
  • p-Carbethoxyphenol
  • p-Hydroxybenzoic acid ethyl ester
  • p-Oxybenzoesaeureaethylester
  • p-Oxybenzoesaeureaethylester [German]
  • Sobrol A
  • Solbrol A
  • Tegosept E
  • UNII-14255EXE39

Systematic Names

  • Benzoic acid, 4-hydroxy-, ethyl ester
  • Benzoic acid, p-hydroxy-, ethyl ester
  • Ethyl 4-hydroxybenzoate

Superlist Name

  • Ethyl p-hydroxybenzoate

Registry Numbers

CAS Registry Number

  • 120-47-8

FDA UNII

  • 14255EXE39

System Generated Number

  • 0000120478

Structure Descriptors

InChI

1S/C9H10O3/c1-2-12-9(11)7-3-5-8(10)6-4-7/h3-6,10H,2H2,1H3

InChIKey

NUVBSKCKDOMJSU-UHFFFAOYSA-N

Smiles

c1(C(OCC)=O)ccc(O)cc1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 oral 5gm/kg (5000mg/kg)   FAO Nutrition Meetings Report Series. Vol. 53A, Pg. 81, 1974.
guinea pig LD50 oral 2gm/kg (2000mg/kg)   FAO Nutrition Meetings Report Series. Vol. 53A, Pg. 81, 1974.
mouse LD50 intraperitoneal 520mg/kg (520mg/kg)   Drug Standards. Vol. 20, Pg. 89, 1952.
mouse LD50 oral 3gm/kg (3000mg/kg)   Bromatologia i Chemia Toksykologiczna. Vol. 14, Pg. 301, 1981.
rabbit LD50 oral 5gm/kg (5000mg/kg)   FAO Nutrition Meetings Report Series. Vol. 53A, Pg. 81, 1974.
rat LD oral > 200mg/kg (200mg/kg)   Acta Obstetrica et Gynaecologica Japonica, English Edition. Vol. 22, Pg. 94, 1975.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 117 deg C   EXP
Boiling Point 297.5 deg C   EXP
pKa Dissociation Constant 8.34 (none) 25 EXP
log P (octanol-water) 2.47 (none)   EXP
Water Solubility 885 mg/L 25 EXP
Vapor Pressure 9.29E-05 mm Hg 25 EST
Henry's Law Constant 4.79E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.26E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.