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2-甲基-2-戊烯醛

2-甲基-2-戊烯醛用途

有机合成中间体。

2-甲基-2-戊烯醛名称

[ CAS 号 ]:
623-36-9

[ 中文名 ]:
2-甲基-2-戊烯醛

[ 英文名 ]:
2-Methyl-2-pentenal

[中文别名 ]:

[英文别名 ]:

2-Methyl-2-pentenal
2-Methylpent-2-enal
2-methyl-(E)-2-pentenal
2-Pentenal, 2-methyl-
EINECS 210-789-5
MFCD00006978

2-甲基-2-戊烯醛物理化学性质

[ 密度 ]:
0.8±0.1 g/cm3

[ 沸点 ]:
136.5±9.0 °C at 760 mmHg

[ 熔点 ]:
-90ºC

[ 分子式 ]:
C₆H₁₀O

[ 分子量 ]:
98.143

[ 闪点 ]:
31.7±0.0 °C

[ 精确质量 ]:
98.073166

[ PSA ]:
17.07000

[ LogP ]:
1.60

[ 外观性状 ]:
透明无色至淡黄色液体

[ 蒸汽压 ]:
7.3±0.3 mmHg at 25°C

[ 折射率 ]:
1.420

[ 储存条件 ]:
Flammables area

2-甲基-2-戊烯醛MSDS

详细MSDS(安全技术说明书)

2-甲基-2-戊烯醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SB2100000

CHEMICAL NAME :: 2-Pentenal, 2-methyl-

CAS REGISTRY NUMBER :: 623-36-9

BEILSTEIN REFERENCE NO. :: 0506124

LAST UPDATED :: 199806

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C6-H10-O

MOLECULAR WEIGHT :: 98.16

WISWESSER LINE NOTATION :: VHY1&U3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,273,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,273,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4290 mg/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2000 ppm/4H

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 4500 uL/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

2-甲基-2-戊烯醛安全信息

[ 符号 ]:

GHS02, GHS05, GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H226-H317-H318-H331-H412

[ 警示性声明 ]:
P261-P273-P280-P305 + P351 + P338-P311

[ 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) ]:
Xn

[ 风险声明 (欧洲) ]:
R10

[ 安全声明 (欧洲) ]:
26

[ 危险品运输编码 ]:
UN 1989 3/PG 3

[ WGK德国 ]:
1

[ RTECS号 ]:
SB2100000

[ 包装等级 ]:
III

[ 危险类别 ]:
3

2-甲基-2-戊烯醛上下游产品

2-甲基-2-戊烯醛上游产品

2-甲基-2-戊烯醛下游产品

2-甲基-2-戊烯醛制备

由丙醛缩合而得。将氢氧化钠溶液加入反应锅内冷却至20℃，滴加丙醛。加毕，升温至40℃搅拌15min，再冷至20℃。静置分取有机层，常压蒸馏，收集125-140℃馏分，得2-甲基-2-戊烯醛。收率接近90%。

2-甲基-2-戊烯醛文献

Hydrogenation and Hydrodeoxygenation of 2-methyl-2-pentenal on supported metal catalysts. Pham TT, et al.

J. Catal. 266(1) , 9-14, (2009)

更多文献