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Merck
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文件

256560

Sigma-Aldrich

1-戊炔

99%

同義詞:

丙基乙炔

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About This Item

線性公式:
CH3CH2CH2C≡CH
CAS號碼:
分子量::
68.12
Beilstein:
1697133
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

蒸汽壓力

6.8 psi ( 20 °C)

化驗

99%

形狀

liquid

折射率

n20/D 1.385 (lit.)

bp

40 °C (lit.)

mp

−106-−105 °C (lit.)

密度

0.691 g/mL at 25 °C (lit.)

SMILES 字串

CCCC#C

InChI

1S/C5H8/c1-3-5-4-2/h1H,4-5H2,2H3

InChI 密鑰

IBXNCJKFFQIKKY-UHFFFAOYSA-N

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一般說明

原位 X 射线吸收光谱法 研究了二氧化硅负载钯催化 1-戊炔选择性加氢和非选择性加氢。

應用

1-戊炔已用于制备:
  • 不对称合成α-二支炔丙基亚磺酰胺所需的锂乙炔化物
  • 7-羟基-10-甲氧基-3 H -萘[2.1- b ] 吡喃

象形圖

Flame

訊號詞

Danger

危險聲明

危險分類

Flam. Liq. 2

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 3

閃點(°F)

-4.0 °F - closed cup

閃點(°C)

-20 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves


分析證明 (COA)

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Manish Rawat et al.
Journal of the American Chemical Society, 128(34), 11044-11053 (2006-08-24)
The carbene complex 5-(2,2-dimethyl-2H-chromene)methoxylmethylene chromium pentacarbonyl will undergo a benzannulation reaction with phenylacetylene, 1-pentyne, 3-hexyne, and trimethylsilylacetylene to give 7-hydroxy-10-methoxy-3H-naphtho[2.1-b]pyrans as the primary product. These compounds are difficult to obtain pure due to their sensitivity to air. If the benzannulation
Andrew W Patterson et al.
The Journal of organic chemistry, 71(18), 7110-7112 (2006-08-26)
Addition of lithium acetylides prepared from 1-pentyne, phenylacetylene, and trimethylsilylacetylene to diverse N-tert-butanesulfinyl ketimines affords a range of alpha,alpha-dibranched propargyl sulfinamides in generally good yields (up to 87%) and with high diastereoselectivities (up to >99:1). Acidic cleavage of the tert-butanesulfinyl
Min Wei Tew et al.
Physical chemistry chemical physics : PCCP, 14(16), 5761-5768 (2012-03-17)
The catalytically active phase of silica-supported palladium catalysts in the selective and non-selective hydrogenation of 1-pentyne was determined using in situ X-ray absorption spectroscopy at the Pd K and L(3) edges. Upon exposure to alkyne, a palladium carbide-like phase rapidly
Quan-De Wang et al.
International journal of molecular sciences, 20(13) (2019-07-03)
Hydrogen atom abstraction from propargyl C-H sites of alkynes plays a critical role in determining the reactivity of alkyne molecules and understanding the formation of soot precursors. This work reports a systematic theoretical study on the reaction mechanisms and rate

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