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2-乙基丙烯醛

2-乙基丙烯醛用途

【用途1】
2-乙基丙烯醛是除草剂咪唑乙烟酸的中间体。

2-乙基丙烯醛名称

[ CAS 号 ]:
922-63-4

[ 中文名 ]:
2-乙基丙烯醛

[ 英文名 ]:
2-Ethacrolein

[中文别名 ]:

2-甲基烯丁醛

[英文别名 ]:

MFCD00010129
Butanal, 2-methylene-
2-Ethacrolein
2-Ethylacrolein
EINECS 213-079-3
α-ethylacrolein
2-Methylenebutanal
2-methylidenebutanal

2-乙基丙烯醛物理化学性质

[ 密度 ]:
0.8±0.1 g/cm3

[ 沸点 ]:
92.5±0.0 °C at 760 mmHg

[ 熔点 ]:
-101.15°C (estimate)

[ 分子式 ]:
C₅H₈O

[ 分子量 ]:
84.116

[ 闪点 ]:
1.1±0.0 °C

[ 精确质量 ]:
84.057518

[ PSA ]:
17.07000

[ LogP ]:
1.07

[ 蒸汽压 ]:
51.5±0.1 mmHg at 25°C

[ 折射率 ]:
1.399

[ 储存条件 ]:
2-8°C

[ 水溶解性 ]:
Soluble in alcohol. Insoluble in water.

2-乙基丙烯醛MSDS

2-乙基丙烯醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ES3480000

CHEMICAL NAME :: Butyraldehyde, 2-methylene-

CAS REGISTRY NUMBER :: 922-63-4

BEILSTEIN REFERENCE NO. :: 1098378

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C5-H8-O

MOLECULAR WEIGHT :: 84.13

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 289 ppm/4H

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

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 48400 ppb/6H/13W-I

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - changes in lung weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Related to Chronic Data - changes in ovarian weight

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 1 umol/plate

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 264,193,1991

2-乙基丙烯醛安全信息

[ 符号 ]:

GHS02, GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H302 + H312-H330

[ 警示性声明 ]:
P210-P260-P280-P284-P310

[ 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;Xn:Harmful;

[ 风险声明 (欧洲) ]:
R11;R20/21/22

[ 安全声明 (欧洲) ]:
S16-S26-S28-S36/37/39

[ 危险品运输编码 ]:
UN 3384

[ RTECS号 ]:
ES3480000

[ 包装等级 ]:
II

[ 海关编码 ]:
2912190090

2-乙基丙烯醛合成路线

2-乙基丙烯醛上下游产品

2-乙基丙烯醛上游产品

2-乙基丙烯醛下游产品

2-乙基丙烯醛制备

其制备方法是在反应釜中加入甲醛和正丁醛，在脱水催化剂二正丁胺存在下反应，升温回流保持1 h，冷却分层，有机层水洗而得到成品。

2-乙基丙烯醛海关

[ 海关编码 ]: 2912190090

[ 中文概述 ]:
HS: 2912190090. 其他无环醛（不含其他含氧基）. 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, 四聚甲醛报明外观

[ Summary ]:
2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

2-乙基丙烯醛文献

An efficient approach to Aspidosperma alkaloids via [4 + 2] cycloadditions of aminosiloxydienes: stereocontrolled total synthesis of (+/-)-tabersonine. Gram-scale catalytic asymmetric syntheses of (+)-tabersonine and (+)-16-methoxytabersonine. Asymmetric syntheses of (+)-aspidospermidine and (-)-quebrachamine.

J. Am. Chem. Soc. 124(17) , 4628-41, (2002)

Described is a concise, highly stereocontrolled strategy to the Aspidosperma family of indole alkaloids, one that is readily adapted to the asymmetric synthesis of these compounds. The strategy is dem...

Immunological response from an entirely carbohydrate antigen: design of synthetic vaccines based on Tn-PS A1 conjugates.

J. Am. Chem. Soc. 131(28) , 9622-3, (2009)

An entirely carbohydrate-based immunogen consisting of a zwitterionic polysaccharide (ZPS) PS A1 and the well-known tumor antigen Tn has been designed, synthesized, and studied for immunological effec...

Mutagenicity of 2-methylacrolein, 2-ethylacrolein and 2-propylacrolein in Salmonella typhimurium TA100. A comparative study.

Mutat. Res. 264(4) , 193-6, (1991)

The C2-alkylated acrolein derivatives 2-methylacrolein, 2-ethylacrolein and 2-propylacrolein are mutagenic in Salmonella typhimurium TA100. They are direct mutagens, their mutagenic potency being inve...

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