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Merck

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號碼:
MDL號碼:
分類程式碼代碼:
12142100
PubChem物質ID:
NACRES:
NA.22

化驗

≥97.0%

形狀

gas

bp

10.8 °C (lit.)

SMILES 字串

CC=C=C

InChI

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

InChI 密鑰

QNRMTGGDHLBXQZ-UHFFFAOYSA-N

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應用

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.

包裝

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

其他說明

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

推薦產品

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

象形圖

FlameGas cylinder

訊號詞

Danger

危險聲明

危險分類

Flam. Gas 1A - Press. Gas Liquefied gas

儲存類別代碼

2A - Gases

水污染物質分類(WGK)

WGK 1


分析证书(COA)

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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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