2-chloro-1,4-diethynylbenzene

Base Information

Chemical Name:2-chloro-1,4-diethynylbenzene
CAS No.:45955-73-5
Molecular Formula:C₁₀H₅Cl
Molecular Weight:160.603
Hs Code.:

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 2-chloro-1,4-diethynylbenzene

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Technology Process of 2-chloro-1,4-diethynylbenzene

There total 2 articles about 2-chloro-1,4-diethynylbenzene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 161433-83-6
2-chloro-1,4-diacetylbenzene

: 45955-73-5
2-chloro-1,4-diethynylbenzene

Guidance literature:: With phosphorus pentachloride; potassium tert-butylate; Yield given. Multistep reaction; 1) 0 deg C, 50 deg C, 45 min, 2) tBuOH, reflux;

Reference yield:

: 42465-65-6
2,5-diacetylaniline

: 45955-73-5
2-chloro-1,4-diethynylbenzene

Guidance literature:: Multi-step reaction with 2 steps

1: 1) NaNO₂, 28percent HCl, 2) CuCl, 28percent HCl / 1) H₂O, 5 deg C, 2) H₂O, 5 deg C, then to 40 deg C

2: 1) PCl₅, 2) KOtBu / 1) 0 deg C, 50 deg C, 45 min, 2) tBuOH, reflux

With hydrogenchloride; phosphorus pentachloride; potassium tert-butylate; copper(l) chloride; sodium nitrite;

Reference yield: 89.0%

: 157072-60-1,61521-25-3,166941-05-5,16971-33-8
(carbonyl)(chloro)(hydrido)tris(triphenylphosphine)ruthenium(II)

: 45955-73-5
2-chloro-1,4-diethynylbenzene

: 1146301-55-4
1,4-[RuCl(CO)(PMe₃)3CH=CH]2C₆H₃Cl

Guidance literature:: In tetrahydrofuran; dichloromethane; (N2); std. Schlenk technique; soln. of diethynylbenzene in CH2Cl2 was slowly added to suspn. of Ru complex in CH2Cl2 at room temp.; stirred for 30 min; soln. of PMe3 in THF was added; stirred for 15 h; filtered through Celite; concd. (vac.); hexane added; filtered; washed (hexane); dried (vac.); elem. anal.;
DOI:10.1021/om900018y