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Merck
CN

743704

Sigma-Aldrich

1,2-丁二烯

≥97.0%

别名:

1-Methylallene

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About This Item

线性分子式:
CH2=C=CHCH3
CAS号:
分子量:
54.09
Beilstein:
1730808
EC 号:
MDL编号:
UNSPSC代码:
12142100
PubChem化学物质编号:
NACRES:
NA.22

方案

≥97.0%

表单

gas

沸点

10.8 °C (lit.)

SMILES字符串

CC=C=C

InChI

1S/C4H6/c1-3-4-2/h4H,1H2,2H3

InChI key

QNRMTGGDHLBXQZ-UHFFFAOYSA-N

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应用

1,2-Butadiene can be used as a reagent:
  • To synthesize useful β-borylallylsilanes building blocks by reacting with various achiral silylboranes via Pd-catalyzed asymmetric silaboration reaction.
  • In the enantioselective diboration reaction in the presence of palladium catalyst and Lewis base ligand.
  • 3-methyl-4-methyleneisocoumarin via formation of ortho-thallated benzoic acid in the presence of thallium trifluoroacetate and palladium catalyst.

包装

500ml high pressure aluminum cylinder equipped with a stainless steel valve according to DIN 477-1.

其他说明

For 743704-250g-EU packaging: 500 mL of aluminium cylinder equipped with brass valve.

推荐产品

For 743704-250g-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.

象形图

FlameGas cylinder

警示用语:

Danger

危险声明

危险分类

Flam. Gas 1A - Press. Gas Liquefied gas

储存分类代码

2A - Gases

WGK

WGK 1

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Synthesis of isocoumarins via thallation-olefination of benzoic acids
Larock RC, et al.
Journal of the American Chemical Society, 106(18), 5274-5284 (1984)
Palladium-catalyzed enantioselective diboration of prochiral allenes
Pelz NF, et al.
Journal of the American Chemical Society, 126(50), 16328-16329 (2004)
Palladium-catalyzed asymmetric silaboration of allenes.
Ohmura T, et al.
Journal of the American Chemical Society, 128(42), 13682-13683 (2006)
Ralf I Kaiser et al.
The journal of physical chemistry. A, 118(32), 6181-6190 (2014-08-02)
The reactions of the 4-tolyl radical (C6H4CH3) and of the D7-4-tolyl radical (C6D4CD3) with 1,2-butadiene (C4H6) have been probed in crossed molecular beams under single collision conditions at a collision energy of about 54 kJ mol(-1) and studied theoretically using

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