<生产厂家价格>

反式丁烯酸乙酯

反式丁烯酸乙酯用途

【用途一】
GB 2760--1997规定为允许使用的食品用香料。主要用于配制果酒类香精。
【用途二】
用作有机合成中间体、溶剂、油漆软化剂。

反式丁烯酸乙酯名称

[ CAS 号 ]:
623-70-1

[ 中文名 ]:
反式-2-丁烯酸乙酯

[ 英文名 ]:
Ethyl crotonate

[中文别名 ]:

[英文别名 ]:

EINECS 210-808-7
Ethyl crotonate
MFCD00009289

反式丁烯酸乙酯物理化学性质

[ 密度 ]:
0.918 g/mL at 25 °C(lit.)

[ 沸点 ]:
142-143 °C(lit.)

[ 熔点 ]:
-79ºC

[ 分子式 ]:
C₆H₁₀O₂

[ 分子量 ]:
114.14200

[ 闪点 ]:
36 °F

[ 精确质量 ]:
114.06800

[ PSA ]:
26.30000

[ LogP ]:
1.12560

[ 外观性状 ]:
无色液体

[ 蒸汽密度 ]:
3.9 (vs air)

[ 蒸汽压 ]:
6.87mmHg at 25°C

[ 折射率 ]:
n20/D 1.424(lit.)

[ 储存条件 ]:
Flammables area

[ 稳定性 ]:
Stable. Highly flammable. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
INSOLUBLE

反式丁烯酸乙酯MSDS

反式丁烯酸乙酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GQ3500000

CHEMICAL NAME :: Crotonic acid, ethyl ester, (E)-

CAS REGISTRY NUMBER :: 623-70-1

BEILSTEIN REFERENCE NO. :: 0635834

LAST UPDATED :: 199707

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C6-H10-O2

MOLECULAR WEIGHT :: 114.16

WISWESSER LINE NOTATION :: 2OV1U2 -T

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3 gm/kg

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

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: 19,115,1981

反式丁烯酸乙酯安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H319

[ 警示性声明 ]:
P210-P305 + P351 + P338

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

[ 危害码 (欧洲) ]:
F:Flammable

[ 风险声明 (欧洲) ]:
R11;R36

[ 安全声明 (欧洲) ]:
S16-S26-S36/37/39-S45-S9-S33

[ 危险品运输编码 ]:
UN 1862 3/PG 2

[ WGK德国 ]:
2

[ RTECS号 ]:
GQ3500000

[ 包装等级 ]:
II

[ 危险类别 ]:
3

[ 海关编码 ]:
29161980

反式丁烯酸乙酯合成路线

反式丁烯酸乙酯上下游产品

反式丁烯酸乙酯上游产品

反式丁烯酸乙酯下游产品

反式丁烯酸乙酯制备

由巴豆酸与乙醇酯化而得。

反式丁烯酸乙酯海关

[ 海关编码 ]: 2916190090

[ 中文概述 ]:
2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装

[ 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 ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%