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623-42-7

623-42-7 structure
623-42-7 structure

Name Methyl butyrate
Synonyms Methyl butyrate
butyric acid methyl ester
Methyl n-butanoate
MFCD00009391
EINECS 210-792-1
Butanoic acid, methyl ester
Methyl n-butyrate
n-Butyric Acid Methyl Ester
methyl butanoate
Density 0.9±0.1 g/cm3
Boiling Point 104.2±3.0 °C at 760 mmHg
Melting Point -85--84°C
Molecular Formula C5H10O2
Molecular Weight 102.132
Flash Point 11.7±0.0 °C
Exact Mass 102.068077
PSA 26.30000
LogP 1.24
Vapour density 3.5 (vs air)
Vapour Pressure 31.1±0.2 mmHg at 25°C
Index of Refraction 1.387
Stability Stable. Flammable. Incompatible with strong bases, strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ET5500000
CHEMICAL NAME :
Butyric acid, methyl ester
CAS REGISTRY NUMBER :
623-42-7
BEILSTEIN REFERENCE NO. :
1740743
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C5-H10-O2
MOLECULAR WEIGHT :
102.15
WISWESSER LINE NOTATION :
3VO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,741,1982 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,741,1982
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
18 gm/m3/2H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,81,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3380 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IMSUAI Industrial Medicine and Surgery. (Northbrook, IL) V.18-42, 1949-73. For publisher information, see IOHSA5. Volume(issue)/page/year: 41,31,1972
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3560 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 42,417,1977
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
20 gm/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(5),61,1986 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 5 mg/m3;Skin JAN 1993
Symbol GHS02
GHS02
Signal Word Danger
Hazard Statements H225
Precautionary Statements P210-P403 + P235
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable;Xi:Irritant;
Risk Phrases R11;R20;R36/37/38
Safety Phrases S16-S26-S36
RIDADR UN 1237 3/PG 2
WGK Germany 2
RTECS ET5500000
Packaging Group II
Hazard Class 3
HS Code 2915600000
HS Code 2915600000
Summary 2915600000 butanoic acids and pentanoic acids and their salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%