2-Ethylphenol

Modify Date: 2025-08-21 08:23:54

2-Ethylphenol Structure
2-Ethylphenol structure
Common Name 2-Ethylphenol
CAS Number 90-00-6 Molecular Weight 122.164
Density 1.0±0.1 g/cm3 Boiling Point 204.5±0.0 °C at 760 mmHg
Molecular Formula C8H10O Melting Point −18 °C(lit.)
MSDS Chinese USA Flash Point 78.3±0.0 °C
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

Name 2-Ethylphenol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 204.5±0.0 °C at 760 mmHg
Melting Point −18 °C(lit.)
Molecular Formula C8H10O
Molecular Weight 122.164
Flash Point 78.3±0.0 °C
Exact Mass 122.073166
PSA 20.23000
LogP 2.47
Vapour Pressure 0.2±0.4 mmHg at 25°C
Index of Refraction 1.537
Stability Stable. Combustible. Incompatible with acid chlorides, acid anhydrides, oxidizing agents.
Water Solubility insoluble

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SL4025000
CHEMICAL NAME :
Phenol, o-ethyl-
CAS REGISTRY NUMBER :
90-00-6
BEILSTEIN REFERENCE NO. :
1099397
LAST UPDATED :
199712
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C8-H10-O
MOLECULAR WEIGHT :
122.18
WISWESSER LINE NOTATION :
QR B2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 30,147,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
172 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 18,868,1975 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3100 mg/kg/12W-I
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Skin and Appendages - tumors
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 19,413,1959 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2496 No. of Facilities: 19 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 210 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2496 No. of Facilities: 72 (estimated) No. of Industries: 3 No. of Occupations: 11 No. of Employees: 1775 (estimated) No. of Female Employees: 516 (estimated)

 Safety Information

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H315-H318-H335
Precautionary Statements P261-P280-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes C:Corrosive
Risk Phrases R20/21/22;R34
Safety Phrases S36/37/39-S45-S26
RIDADR UN 3145 8/PG 2
WGK Germany 3
RTECS SL4025000
Packaging Group III
Hazard Class 8
HS Code 29071900

 Synthetic Route

 Customs

HS Code 2907199090
Summary 2907199090 other monophenols VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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 Synonyms

o-ethylphenol
ortho-ethylphenol
2-Et-C6H4OH
2-Ethylphenol
Phenazine,2-ethyl
EINECS 201-958-4
2-Ethylphenazin
ethyl-Phenol
2-ethyl-phenazine
o-Hydroxyethylbenzene
MFCD00002249
Phenol, 2-ethyl-
2-ETHYL PHENOL
PHENOL,2-ETHYL
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