Shanghai Nianxing Industrial Co., Ltd
China
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BioBioPha
China
Product Name: Ethylparaben
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Dayang Chem (Hangzhou) Co., Ltd.
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Henan Tianfu Chemical Co., Ltd.
China
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Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Ethylparaben
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120-47-8

120-47-8 structure

Name: Ethylparaben
Chemical Name: Ethylparaben
CAS Number: 120-47-8
Molecular Formula: C₉H₁₀O₃
Molecular Weight: 166.174
Catalog: Chemical reagent Organic reagent Ester Ethyl ester compound
Create Date: 2018-06-18 17:35:24
Modify Date: 2026-06-30 11:41:17
Ethylparaben is the ethyl ester of p-hydroxybenzoic acid, used as an antifungal preservative. and food additive

Name	Ethylparaben
Synonyms	Actin A Sobrol A Easeptol 4-Hydroxybenzoic acid, ethyl ester Of ethyl (Ethylpaben) Benzoic acid, 4-hydroxy-, ethyl ester Sorbrol A para-hydroxybenzoic acid ethyl ester p-Hydroxybenzoic ethyl ester 2-Ethyl-4-hydroxy-benzoicacid Ethylpaben Mekkings E 4-hydroxybenzoic ethyl ester Ethyl p-Hydroxybenzoate (Ethylpaben) ETHYL 4-HYDROXYBENZOATE Of ethyl Ethyl-4-hydroxybenzoat ethyl para-hydroxybenzoate p-Oxybenzoesaeureaethylester 4-HYDROXYBENZOICACIDETHYLESTER(ETHYLPABEN) Ethyl 4-hydroxybenzoate Ethyl 4-Hydroxybenzoate [for BiocheMical ] 4-Hydroxybenzoic acid ethyl solbrola Keloform ethylesterkyselinyp-hydroxybenzoove 4-hydroxybenzoic acid ethyl ester Nipazin A 4-Cbethoxyphenol Solbro A 4-hydrodxybenzoic acid ethylester Ethylpaben 4-Hydroxybenzoic Acid Ethyl Ester Tegost E ETHYL 4-HYDROXYBENZOATE / ETHYLPABEN Ethyl p-Hydrobenzoate MFCD00002353 Ester etylowykwasu p-hydroksybenzoesowego ETHYLPABEN,NF Ethyl pa-hydroxybenzoate p-hydroxy-benzoicaciethylester Ethyl 4-Hydroxybenzoate,(S) Ethyl parasept p-Cbethoxyphenol Ethyl cheMost ethyl p-hydroxybenzoate p-hydroxybenzoicethylester Ethylester kyseliny p-hydroxybenzoove Ethyl Ethyl P-Hdroxybenzoate Ethyl 4-hydroxybenzoate, R nipazina ETHYL-4-HYDROXYBENZOATE Ethyl chemosept Ethyl-p-hydroxybenzoate [-8] nipagina ETHYLPABEN (ETHYL 4-HYDROXYBENZOATE) ethyl butex Mycocten Solbrol A PABEN,ETHYL Compound sodium acetate ner gold Methylpaben Impurity 1（Ethylpaben） napagina ETHYL PARABEN nipaginaa esteretylowykwasup-hydroksybenzoesowego EINECS 204-399-4 ethylhydroxybenzoate Eastol Ethyl Paben Nipagina A 4-Hydroxy-Benzoicaciethylester ethvlpaben Ethyl p-oxybenzoate Pa-hydroxybenzoic acid ethyl ester ETHYLP-HYDROXYBENZOATE/EASTOL Methyldopa impurity 1

Description	Ethylparaben is the ethyl ester of p-hydroxybenzoic acid, used as an antifungal preservative. and food additive
Related Catalog	Signaling Pathways >> Anti-infection >> Bacterial Research Areas >> Others

Density	1.2±0.1 g/cm3
Boiling Point	297.5±0.0 °C at 760 mmHg
Melting Point	114-117 °C(lit.)
Molecular Formula	C₉H₁₀O₃
Molecular Weight	166.174
Flash Point	120.3±12.6 °C
Exact Mass	166.062988
PSA	46.53000
LogP	2.40
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.539
Stability	Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DH2190000

CHEMICAL NAME :: Benzoic acid, p-hydroxy-, ethyl ester

CAS REGISTRY NUMBER :: 120-47-8

BEILSTEIN REFERENCE NO. :: 1101972

LAST UPDATED :: 199701

DATA ITEMS CITED :: 15

MOLECULAR FORMULA :: C9-H10-O3

MOLECULAR WEIGHT :: 166.19

WISWESSER LINE NOTATION :: QR DVO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 520 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 504 gm/kg/12W-C

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 45600 mg/kg

SEX/DURATION :: female 8-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - other developmental abnormalities

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - hamster Lung

DOSE/DURATION :: 440 mg/L

REFERENCE :: GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 27,95,1981 *** REVIEWS *** TOXICOLOGY REVIEW ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 4,575,1954 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82869 No. of Facilities: 103 (estimated) No. of Industries: 3 No. of Occupations: 7 No. of Employees: 3241 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82869 No. of Facilities: 307 (estimated) No. of Industries: 6 No. of Occupations: 7 No. of Employees: 4591 (estimated) No. of Female Employees: 1145 (estimated)

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	DH2190000
HS Code	2918290000

Precursor 9
118827-08-0 64-17-5 99-96-7 13031-45-3
201230-82-2 540-38-5 7471-31-0 1085453-61-7
4334-88-7
DownStream 10
105653-01-8 50909-50-7 3753-81-9 40782-45-4
3943-89-3 56442-18-3 5519-23-3 56442-19-4
5438-19-7 37470-58-9

HS Code	2918290000
Summary	HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

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