CAS 628-81-9|Butyl ethyl ether

Introduction：Basic information about CAS 628-81-9|Butyl ethyl ether, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Articles1
6. Synonyms

Common Name	Butyl ethyl ether
CAS Number	628-81-9	Molecular Weight	102.17500
Density	0.75 g/mL at 25 °C(lit.)	Boiling Point	91-92 °C(lit.)
Molecular Formula	C₆H₁₄O	Melting Point	-124 °C
MSDS	ChineseUSA	Flash Point	22 °F
Symbol	GHS02, GHS07	Signal Word	Danger

Names

Name	1-ethoxybutane
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.75 g/mL at 25 °C(lit.)
Boiling Point	91-92 °C(lit.)
Melting Point	-124 °C
Molecular Formula	C₆H₁₄O
Molecular Weight	102.17500
Flash Point	22 °F
Exact Mass	102.10400
PSA	9.23000
LogP	1.82300
Vapour Pressure	52 mm Hg ( 25 °C)
Index of Refraction	n20/D 1.382(lit.)
InChIKey	PZHIWRCQKBBTOW-UHFFFAOYSA-N
SMILES	CCCCOCC
Stability	Stable, but may form peroxides in storage if in contact with air. Highly flammable. Incompatible with oxidizing agents.

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KN4725000

CHEMICAL NAME :: Ether, butyl ethyl

CAS REGISTRY NUMBER :: 628-81-9

LAST UPDATED :: 199806

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C6-H14-O

MOLECULAR WEIGHT :: 102.20

WISWESSER LINE NOTATION :: 4O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1870 mg/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >1000 ppm/4H

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 153 gm/m3/15M

TOXIC EFFECTS :: Behavioral - general anesthetic

REFERENCE :: ANESAV Anesthesiology. (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1940- Volume(issue)/page/year: 11,455,1950 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84606 No. of Facilities: 8 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 24 (estimated)

Safety Information

Symbol	GHS02, GHS07
Signal Word	Danger
Hazard Statements	H225-H302
Precautionary Statements	P210
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn: Harmful;F: Flammable;
Risk Phrases	R11
Safety Phrases	S16-S23
RIDADR	UN 1179 3/PG 2
WGK Germany	1
RTECS	KN4725000
Packaging Group	II
Hazard Class	3

Articles1

Microenzymic method for the quantitative analysis of acetyl groups in proteins and peptides.

Anal. Biochem. 20(3) , 502-16, (1967)

Synonyms

ethyl n-butyl ether

ethoxy-n-butane

EINECS 211-055-7

2-n-butoxyethane

Ethyl butyl ether

UN1179

Butane,1-ethoxy

BUTYL ETHYL ETHER

n-Butyl ethyl ether

MFCD00009455

Ether,butyl ethyl

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