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Merck

220159

Sigma-Aldrich

2,3-二甲基-2-丁烯

≥99%

别名:

四甲基乙烯

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About This Item

线性分子式:
(CH3)2C=C(CH3)2
CAS号:
分子量:
84.16
Beilstein:
1361357
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

蒸汽压

215 mmHg ( 37.7 °C)

质量水平

方案

≥99%

表单

liquid

自燃温度

754 °F

折射率

n20/D 1.412 (lit.)

沸点

73 °C (lit.)

mp

−75 °C (lit.)

密度

0.708 g/mL at 25 °C (lit.)

储存温度

2-8°C

SMILES字符串

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

InChI

1S/C6H12/c1-5(2)6(3)4/h1-4H3

InChI key

WGLLSSPDPJPLOR-UHFFFAOYSA-N

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一般描述

2,3-二甲基-2-丁烯在黑暗中臭氧分解产生羟基自由基 。用流动管接口式紫外光电子能谱仪研究了臭氧与 2,3-二甲基-2-丁烯 (DMB) 的反应 。在 0°C 和-15°C 下,DMB 与四氟硼酸硫代阳离子自由基形成加合物

应用

2,3-二甲基-2-丁烯作为底物参与了 2-羟基-1,4-萘醌的光诱导分子转化

象形图

FlameHealth hazard

警示用语:

Danger

危险声明

预防措施声明

危险分类

Asp. Tox. 1 - Flam. Liq. 2

储存分类代码

3 - Flammable liquids

WGK

WGK 3

闪点(°F)

17.6 °F - closed cup

闪点(°C)

-8 °C - closed cup

个人防护装备

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


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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The Journal of Organic Chemistry, 58, 4614-4614 (1993)
Bing-Jun Zhao et al.
The Journal of organic chemistry, 71(10), 3737-3742 (2006-05-06)
Thianthrene cation radical tetrafluoroborate (Th*+ BF4-) has been found to add to 2,3-dimethyl-2-butene (DMB) at 0 degrees C and -15 degrees C. The adduct, 2,3-dimethyl-2,3-(5,10-thianthreniumdiyl)butane ditetrafluoroborate (12), was isolated at -15 degrees C, and its 1H NMR spectrum was recorded
Maryline Pflieger et al.
Environmental science & technology, 47(12), 6239-6246 (2013-05-15)
In order to investigate the heterogeneous oxidation kinetics of the herbicide terbuthylazine (TERB), a stable and reproducible generation system of "dark" hydroxyl radical in the gas phase was developed and optimized using a PTR-MS. TERB was adsorbed on silica particles
R Tolando et al.
Xenobiotica; the fate of foreign compounds in biological systems, 26(4), 425-435 (1996-04-01)
1. During anaerobic reductive incubation of liver microsomes, from either the pyridine- or phenobarbital-treated rat, with 1,1-dichloro-1-fluoroethane (HCFC-141b) in the presence of a NADPH-regenerating system, a time- and dose-dependent formation of reactive metabolites was detected as indicated by a depletion
N Haga et al.
Photochemistry and photobiology, 61(6), 557-562 (1995-06-01)
The mechanism of photocycloaddition of 2'-deoxyuridine (1a) and thymidine (1b) to 2,3-dimethyl-2-butene (Bu) in acetonitrile by UV irradiation has been studied. The reciprocal quantum yield for the cycloaddition increased linearly with reciprocal concentrations of Bu in acetonitrile to give limiting

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