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Merck
CN
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文件

安全信息

126551

Sigma-Aldrich

2,4-二甲基-1,3-戊二烯

98%

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别名:
1,1,3-Trimethylbutadiene, 2,4-Dimethylpenta-2,4-diene
线性分子式:
(CH3)2C=CHC(CH3)=CH2
CAS号:
1000-86-8
分子量:
96.17
EC 号:
213-677-4
MDL编号:
MFCD00008903
UNSPSC代码:
12352100
PubChem化学物质编号:
24847734
NACRES:
NA.22

蒸汽压

67 mmHg ( 37.7 °C)

检测方案

98%

形式

liquid

折射率

n20/D 1.441 (lit.)

bp

94 °C (lit.)

密度

0.744 g/mL at 25 °C (lit.)

SMILES字符串

C\C(C)=C\C(C)=C

InChI

1S/C7H12/c1-6(2)5-7(3)4/h5H,1H2,2-4H3

InChI key

CMSUNVGIWAFNBG-UHFFFAOYSA-N

应用

2,4-Dimethyl-1,3-pentadiene has been used to study the structure of its various conformational isomers and their vibrational spectra.

象形图

FlameExclamation mark
GHS02,GHS07

警示用语：

Danger

危险分类

Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

WGK

WGK 3

闪点(°F)

closed cup

闪点(°C)

closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

法规信息

危险化学品

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Damir Barisic et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 25(18), 4821-4832 (2019-02-05)
Targeting the synthesis of rare-earth-metal pentadienyl half-sandwich tetramethylaluminate complexes, homoleptic [Ln(AlMe4 )3 ] (Ln=Y, La, Ce, Pr, Nd, Lu) were treated with equimolar amounts of the potassium salts K(2,4-dmp) (2,4-dmp=2,4-dimethylpentadienyl), K(2,4-dipp) (2,4-dipp=2,4-diisopropylpentadienyl), and K(2,4-dtbp) (2,4-dtbp=2,4-di-tert-butylpentadienyl). The reactions involving the larger
B Zhao et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 56(4), 671-679 (2000-05-04)
Ab initio was used to study the structure of various conformational isomers and their vibrational spectra of 2,4-dimethyl-1,3-pentadiene (2,4-PD) in detail. Two stable conformations, s-trans and s-cis, were found in which s-trans is more stable. The geometry of stable conformations

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