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异丁酸甲酯

异丁酸甲酯用途

【用途一】
GB 2760--1996规定为允许使用的食品用香料。
【用途二】
溶剂。有机合成。气相色谱分析标准。

异丁酸甲酯名称

[ CAS 号 ]:
547-63-7

[ 中文名 ]:
异丁酸甲酯

[ 英文名 ]:
Methyl isobutyrate

[中文别名 ]:

[英文别名 ]:

EINECS 208-929-5
Propanoic acid, 2-methyl-, methyl ester
MFCD00008914
Methyl isobutyrate
Methyl 2-methylpropanoate

异丁酸甲酯物理化学性质

[ 密度 ]:
0.9±0.1 g/cm3

[ 沸点 ]:
93.0±0.0 °C at 760 mmHg

[ 熔点 ]:
-85--84 °C

[ 分子式 ]:
C₅H₁₀O₂

[ 分子量 ]:
102.132

[ 闪点 ]:
3.3±0.0 °C

[ 精确质量 ]:
102.068077

[ PSA ]:
26.30000

[ LogP ]:
1.06

[ 外观性状 ]:
透明无色液体

[ 蒸汽压 ]:
50.4±0.1 mmHg at 25°C

[ 折射率 ]:
1.385

[ 储存条件 ]:
库房通风低温干燥,与氧化剂、酸类分开存放

[ 水溶解性 ]:
slightly soluble

异丁酸甲酯MSDS

异丁酸甲酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NQ5425000

CHEMICAL NAME :: Isobutyric acid, methyl ester

CAS REGISTRY NUMBER :: 547-63-7

BEILSTEIN REFERENCE NO. :: 1740720

LAST UPDATED :: 199709

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C5-H10-O2

MOLECULAR WEIGHT :: 102.15

WISWESSER LINE NOTATION :: 1Y1&VO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 25500 mg/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: -,84,1982 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 10 mg/m3;Skin JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4031 No. of Facilities: 11 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 22 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M4031 No. of Facilities: 23 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 45 (estimated)

异丁酸甲酯安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H332

[ 警示性声明 ]:
P210

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
F:Flammable;Xi:Irritant;

[ 风险声明 (欧洲) ]:
R11;R36/37/38

[ 安全声明 (欧洲) ]:
S16-S37/39-S26

[ 危险品运输编码 ]:
UN 1237 3/PG 2

[ WGK德国 ]:
3

[ RTECS号 ]:
NQ5425000

[ 包装等级 ]:
II

[ 危险类别 ]:
3

[ 海关编码 ]:
2915900090

异丁酸甲酯合成路线

异丁酸甲酯上下游产品

异丁酸甲酯上游产品

异丁酸甲酯下游产品

异丁酸甲酯制备

【方法一】
由甲醇和异丁酸直接酯化而成。

异丁酸甲酯海关

[ 海关编码 ]: 2915900090

[ 中文概述 ]:
2915900090. 其他饱和无环一元羧酸及其酸酐（酰卤、过氧）化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

异丁酸甲酯文献

Mass spectrometry of and deposition-rate measurements from radiofrequency-induced plasmas of methyl isobutyrate, methyl methacrylate and n-butyl methacrylate. O'Toole L, et al.

J. Chem. Soc., Faraday 91(9) , 1363-70, (1995)

Penetrant diffusion in poly (methyl methacrylate) near T_g: dependence on temperature and polymer weight fraction. Tonge MP, et al.

Polymer 41(10) , 3659-70, (2000)

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