丁酸苄酯

丁酸苄酯用途

1.主要用于增塑剂，香料。

2.用作香叶天竺葵、铃兰、玫瑰、金合欢、百合、茉莉、素馨等花香型香精及果实型香精的调和香料。丁酸苄酯是我国允许使用的食用香料，常用于调制奶酪、奶油、杏子、李子、椰子、桃子、香蕉、菠萝、草莓等香型食用香精和玫瑰、葡萄酒香精，用量按正常生产需要。一般在口香糖中310mg/kg；糖果7.7mg/kg；烘烤食品中9.9mg/kg；冷饮中6.9mg/kg。也可用作香皂的香料。

丁酸苄酯名称

[ CAS 号 ]:
103-37-7

[ 中文名 ]:
丁酸苯甲酯

[ 英文名 ]:
Benzyl butyrate

[中文别名 ]:

丁酸苄酯

[英文别名 ]:

Benzyl butyrate
EINECS 203-105-1
MFCD00027133
Butanoic acid, phenylmethyl ester
benzyl butanoate
Butyric Acid Benzyl Ester

丁酸苄酯物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
241.1±9.0 °C at 760 mmHg

[ 分子式 ]:
C₁₁H₁₄O₂

[ 分子量 ]:
178.228

[ 闪点 ]:
107.2±0.0 °C

[ 精确质量 ]:
178.099380

[ PSA ]:
26.30000

[ LogP ]:
2.99

[ 外观性状 ]:
透明无色液体像植物的气味

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.499

[ 储存条件 ]:
通风低温干燥

丁酸苄酯MSDS

详细MSDS(安全技术说明书)

丁酸苄酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ES7350000

CHEMICAL NAME :: Butyric acid, benzyl ester

CAS REGISTRY NUMBER :: 103-37-7

BEILSTEIN REFERENCE NO. :: 2047625

LAST UPDATED :: 199709

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C11-H14-O2

MOLECULAR WEIGHT :: 178.25

WISWESSER LINE NOTATION :: 3VO1R

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 :: 2330 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - tremor

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 2,327,1964

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 12,827,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83173 No. of Facilities: 35 (estimated) No. of Industries: 2 No. of Occupations: 29 No. of Employees: 4144 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83173 No. of Facilities: 266 (estimated) No. of Industries: 2 No. of Occupations: 10 No. of Employees: 8803 (estimated) No. of Female Employees: 6358 (estimated)

丁酸苄酯安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ 安全声明 (欧洲) ]:
S24/25

[ 危险品运输编码 ]:
2810.0

[ WGK德国 ]:
2

[ RTECS号 ]:
ES7350000

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2915600000

丁酸苄酯合成路线

详细合成路线

丁酸苄酯上下游产品

丁酸苄酯上游产品

丁酸苄酯下游产品

丁酸苄酯制备

1.丁酸钠与氯化苄在水中加热回流反应，反应结束后，冷却分层、减压蒸馏得丁酸苄酯。
C3H7COONa+C6H5CH2C1→C3H7COOCH2C6H5+NaCl
由苯甲醇与丁酸在硫酸催化下加热酯化而得成品。
C3H7COOH+C6H5CH2OH[H2SO4] →C3H7COOCH2C6H5+H2O

2.以苯甲醇和丁酸为原料，在硫酸催化剂存在下进行酯化反应，经中和、洗涤、干燥、蒸馏制得。

3. 由丁酸和苄醇经酯化反应制得。

丁酸苄酯海关

[ 海关编码 ]: 2915600000

[ 中文概述 ]:
HS:2915600000 丁酸、戊酸及其盐和酯增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:5.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 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%