PROPYNYLLITHIUM

Product Name: PROPYNYLLITHIUM
CAS No.: 4529-04-8
Chemical Name: PROPYNYLLITHIUM
Synonyms: PROPYNYLLITHIUM;Einecs 224-862-4;1-PROPYNYLLITHIUM;1-Lithio-1-propyne;prop-1-ynyllithium;Propynyllithium,90+%
CBNumber: CB0405632
Molecular Formula: C3H3Li
Formula Weight: 46
MOL File: 4529-04-8.mol

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PROPYNYLLITHIUM Property

solubility: sol liquid ammonia; partially sol THF, ether.

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Safety

RIDADR: 2445
HazardClass: 4.2
PackingGroup: I

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Hazard and Precautionary Statements (GHS)

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PROPYNYLLITHIUM Chemical Properties,Usage,Production

Uses

Propynyllithium is a powerful nucleophilic source of the propynyl unit for many electrophiles.

Preparation

Propynyllithium is prepared in situ under nitrogen by reaction of propyne (condensed into cold THF) with n-Butyllithium in THF at -78 °C or Lithium Amide in ether/liquid ammonia below -50 °C, or by reaction of 1,2-dibromopropane with equiv of Lithium Diisopropylamide (double elimination of hydrogen bromide and deprotonation) at -60 °C to 0 °C in THF.

Definition

ChEBI: Prop-1-ynyllithium is an alkynyllithium compound.

storage

Propynyllithium must be prepared and transferred under inert gas (Ar or N2) to exclude oxygen and moisture.

PROPYNYLLITHIUM Preparation Products And Raw materials

Raw materials

Preparation Products

(Z)-beta-damascone

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PROPYNYLLITHIUM Suppliers

China 7 United Kingdom 1 United States 4 Global 12

JinYan Chemicals(ShangHai) Co.,Ltd.

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Qiyuan (Guangdong) Pharmaceutical Chemical Co., Ltd.

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4529-04-8, PROPYNYLLITHIUMRelated Search:

Triethylaluminum Cocamidopropyl betaine Cesium RHENIUM EUROPIUM(III) SULFATE HYDRATE Titanous chloride LITHIUM ISOPROPOXIDE 3-(tert-Butyldimethylsilyloxy)-3-cyclohexyl-1-propynyllithium 3-(1-Ethoxyethoxy)-3-cyclohexyl-1-propynyllithium Methyllithium PROPYNYLLITHIUM LITHIUM PHENYLACETYLIDE METHYL LITHIOPROPIOLATE

1-PROPYNYLLITHIUM

PROPYNYLLITHIUM

Propynyllithium,90+%

prop-1-ynyllithium

1-Lithio-1-propyne

Einecs 224-862-4

4529-04-8

C3H3Li