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CAS: 497-03-0
分子式: C5H8O
分子量: 84.12
沸点: 115℃(752
中文名称: 
(E)-2-甲基-2-丁烯醛
英文名称: 
2-methyl-, (E)-2-Butenal
2-methyl-2-butenal
trans-2-methyl-but-2-enal
(E)-2-Methyl-2-butenal
(E)-2-methylbut-2-enal
2-Butenal,2-methyl-,(E)-
tiglaldehyde
2-Butenal,2-methyl-,(2E)-
trans-2-Methyl-2-butenal
2-Methylcrotonaldehyde
Tiglic aldehyde
2,2-Dimethylacrolein
crotonaldehyde,2-methyl-,(E)-
(E)-2-methylbut-2-en-1-al
a-methylcrotonaldehyde
trans-tiglaldehyde
展开更多英文名
推荐供应商
货号品牌产品名称规格包装、参考价格
M858286MACKLIN反-2-甲基-2-丁烯醛97%304元/5mL;   1100元/25ml;   2999元/100ml;   咨询
储存:室温,干燥,惰性气体存储
状态:无色到浅橙色到黄色澄清液体
T1003TCItrans-2-Methyl-2-butenal>95.0%(GC)370元/5ML;   1105元/25ML;   咨询

基本信息

纯度/分析方法>95.0%(GC)
分子式/分子量C5H8O = 84.12
外观与形状(20℃)液体
储存在惰性气体下存放于惰性气体之中
应避免的情况空气
Reaxys-RN1698207
PubChem物质ID87576810
SDBS (AIST Spectral DB)19912
MDL编号MFCD00006977

技术规格

AppearanceColorless to Light orange to Yellow clear liquid
Purity(GC)min. 95.0 %

物性(参考值)

沸点116 ℃
闪点18 ℃
比重0.87
水溶性实际上不溶

安全信息

图形或危害标志
信号词危险
危险性说明H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
H225 : 高度易燃液体和蒸气。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P240 : 容器和装载设备接地/等势联接。
P210 : 远离热源/火花/明火/热表面。禁止吸烟。
P233 : 保持容器密闭。
P243 : 采取防止静电放电的措施。
P241 : 使用防爆的电气/通风/照明设备。
P242 : 只能使用不产生火花的工具。
P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P370 + P378 : 火灾时:使用干砂、干粉或抗醇泡沫灭火。
P337 + P313 : 如仍觉眼刺激:求医/就诊。
P305 + P351 + P338 : 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服,清洗后方可重新使用。
P303 + P361 + P353 : 如皮肤(或头发)沾染:立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。
P332 + P313 : 如发生皮肤刺激:求医/就诊。
P403 + P235 : 存放在通风良好的地方。保持低温。

运输信息

UN编号UN1989
类别3
包装类别 II
监管条件代码(*)
L08113Alfa Aesartrans-2-Methyl-2-butenal97%519元/5g;   1810元/25g;   咨询

应用
Tiglic aldehyde was used in the concise total synthesis of 7-demethylpiericidin A11. It was used as starting reagent during the synthesis of alkyl-branched tetraene hydrocarbons, pheromone component for dried fruit beetle.

备注
Air Sensitive. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.

基本信息

MDL
MFCD00006977

EINECS
207-833-0

分子式
C5H8O

分子量
84.12

沸点
117-119°

闪点
18°(64°F)

密度
0.871

折射率
1.4480

灵敏度
Keep Cold. Air Sensitive. Store under Nitrogen.

形态
Liquid

溶解性
Soluble in water

Beilstein
1698207

GHS危害和防范说明

GHS符号

Hazard Statements
H225-H315-H319-H335
Highly flammable liquid and vapour.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.Avoid breathing dust/fume/gas/mist/vapours/spray.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
3

包装组
II

危险类别
11-36/37/38
Highly flammable.Irritating to eyes, respiratory system and skin.

安全等级
16-26-33-37
Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Take precautionary measures against static discharges.

欧盟危险品标志

TSCA

C35303Alfa Aesartrans-2-Methyl-2-butenal98%1077元/5g;   2837元/25g;   咨询

基本信息

Ref#
35303

MDL
6977

分子式
C5 H8 O

分子量
84.12

闪点
18

密度
0.871

形态
Liquid

安全信息

危险等级
3

包装组
II

W340707Sigma-Aldrichtrans-2-Methyl-2-butenalsum of isomers, ≥99%, FG404.65元/;   1509.65元/100 G;   9804.7元/1 KG;   咨询

产品说明

一般描述

trans-2-Methyl-2-butenal is one of the major volatile constituents of coriander and olive oil.

包装

5 kg in steel drum
100 g in glass bottle
1 kg in aluminum bottle

基本信息

线性分子式CH3CH=C(CH3)CHO
分子量84.12
FEMA编号3407
Beilstein1698207
欧洲委员会编号2281
MDL编号MFCD00006977
PubChem化学物质编号24901527
Flavis编号5.095
NACRESNA.21

产品性质

质量水平400
生物来源synthetic
等级FG
Halal
Kosher
agencymeets purity specifications of JECFA
reg. complianceEU Regulation 1334/2008 & 178/2002
测定≥99%
杂质<2.0% tiglic acid
折射率n20/D 1.448 (lit.)
bp116-119 ℃/752 mmHg (lit.)
116-122 ℃
密度0.869 g/mL at 20 ℃
0.871 g/mL at 25 ℃ (lit.)
文件see Safety & Documentation for available documents
性状检查green; fruity
application(s)flavors and fragrances
食品过敏原no known allergens
SMILES stringC\C=C(/C)C=O
InChI1S/C5H8O/c1-3-5(2)4-6/h3-4H,1-2H3/b5-3+
InChI keyACWQBUSCFPJUPN-HWKANZROSA-N

安全信息

象形图GHS02GHS07
警示用语:Danger
危险声明H225 - H315 - H319 - H335
预防措施声明P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码3 - Flammable liquids
WGKWGK 3
闪点(F)69.8 °F - closed cup
闪点(C)21 ℃ - closed cup
个人防护装备Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
192619Sigma-AldrichTiglic Aldehyde≥96%448.24元/5 G;   1463.01元/25 G;   咨询

产品说明

应用

噻吩醛用于 7-去甲基杀螨素 A1 的简洁全合成。它在合成过程中用作起始试剂:

  • 烷基支链四烯烃,干果甲虫的信息素成分
  • EE-2,4-二甲基-2,4-六烯二烯, Leiobunum nigripalpi 的防御性分泌物的挥发性成分
  • 4-甲基-2,4-己二烯-1-醇

包装

5, 25 g in glass bottle

基本信息

线性分子式CH3CH=C(CH3)CHO
分子量84.12
Beilstein1698207
MDL编号MFCD00006977
PubChem化学物质编号24851554
NACRESNA.22

产品性质

质量水平100
测定≥96%
形式liquid
折射率n20/D 1.448 (lit.)
bp116-119 ℃/752 mmHg (lit.)
密度0.869 g/mL at 20 ℃
0.871 g/mL at 25 ℃ (lit.)
SMILES stringC\C=C(/C)C=O
InChI1S/C5H8O/c1-3-5(2)4-6/h3-4H,1-2H3/b5-3+
InChI keyACWQBUSCFPJUPN-HWKANZROSA-N

安全信息

象形图GHS02GHS07
警示用语:Danger
危险声明H225 - H315 - H319 - H335
预防措施声明P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码3 - Flammable liquids
WGKWGK 3
闪点(F)69.8 °F - closed cup
闪点(C)21 ℃ - closed cup
个人防护装备Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
358050Fluorochem2-methylbut-2-enal>95.0%(GC)528元/5g;   1562元/25g;   咨询

基本信息

CAS Number497-03-0
MDL NumberMFCD00006977
Boiling Point116℃
Density0.87

安全信息

图形或危害标志
危险性说明 H225: Highly flammable liquid and vapour.
防范说明 P210: Keep away from – No smoking.
P235: Keep cool.
P240: Ground/bond container and receiving equipment.
P241: Use explosion-proof ./ equipment.
P242: Use only non-sparking tools.
P243: Take precautionary measures against static discharge.
P280: Wear .
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P370 + P378: In case of fire: Use sand, CO2 or extinguishing powder for extinction.
P403 + P235: Store in a well-ventilated place. Keep cool.
P501: Dispose of contents/container to local regulations.
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