C4H6O
70.09 g/mol
工业化学品危险
2-Butenal
巴豆醛
CAS123-73-9EC224-030-0
用途分类
工业化学品
化合物类别
其他
主要用途
用于合成山梨酸及其他有机化学品
巴豆醛是一种无色至浅稻草色的液体，带有强烈的窒息性气味。它高度易燃，并在室温下产生有毒蒸气。
合成山梨酸生产其他有机化学品（如正丁醇、2-乙基己醇）燃料中的警示剂
内容范围: 本页信息面向化学品识别与工业供应、研发、生产场景，不构成疗效宣称、医疗建议或药品使用指导。
相关化合物
安全参考
危险
H225Highly flammable liquid and vapour
H301Toxic if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H318Causes serious eye damage
H330Fatal if inhaled
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H300Fatal if swallowed
H310Fatal in contact with skin
H340May cause genetic defects
H350May cause cancer
H401Toxic to aquatic life
H314Causes severe skin burns and eye damage
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H351Suspected of causing cancer
H410Very toxic to aquatic life with long lasting effects
海关税则归类
2-Butenal(CAS 123-73-9)的国际 HS 编码为 2912.19。
HS 编码(国际通用,6 位)
2912.19
欧盟 CN 编码(8 位)
2912 19 00
归类依据欧盟海关化学品目录 ECICS(2026-07 快照,HS 2022 版)。各国税则细目及产品形态可能影响最终归类。
标识符
IUPAC 名称
(E)-but-2-enal
InChIKey
MLUCVPSAIODCQM-NSCUHMNNSA-N
SMILES
C/C=C/C=O
别名列表 (51)
- (2E)-2-Butenal
- (2E)-but-2-enal
- (2E)-crotonaldehyde
- (2Z)-2-Butenal
- (E)-.BETA.-METHYLACROLEIN
- (E)-2-Butenal (~0.1% MEHQ)
- (E)-CROTONIC ALDEHYDE
- (E)-Crotonaldehyde
- (E)-Crotonaldehyde (IUPAC)
- (E)-but-2-enal
- 1-Formylpropene
- 2-Buten-1-al
- 2-Butenal
- 2-Butenal, (2E)-
- 2-Butenal, (E)-
- 2-Butenal, inhibited
- 2-Butenaldehyde
- 3-Methylacrolein
- 3-Methylacrolein, inhibited
- Aldehyde crotonique
- Aldehyde crotonique [French]
- But-(E)-2-enal
- Butenal
- CROTONALDEHYDE E-FORM
- CROTONALDEHYDE, (2E)-
- CROTONALDEHYDE, (E)-
- Crotenaldehyde
- Croton aldehyde
- Crotonal
- Crotonaldehyde, cis-
- Crotonaldehyde, inhibited
- Crotonaldehyde, stabilized
- Crotonic aldehyde
- Crotylaldehyde
- E-2-Butenal
- Krotonaldehyd
- Krotonaldehyd [Czech]
- Methylpropenal
- Propylene aldehyde
- Topanel
- Topanel CA
- beta-Methylacrolein
- t-2-Butenal
- trans- Crotonal
- trans-Crotonaldehyde