4-Chlorophenylacetylene

Base Information

• Chemical Name: 4-Chlorophenylacetylene
• CAS No.: 873-73-4
• Molecular Formula: C8H5Cl
• Molecular Weight: 136.581
• Hs Code.: 29039990
• Mol file: 873-73-4.mol

Synonyms:(4-Chlorophenyl)acetylene;(4-Chlorophenyl)ethyne;(p-Chlorophenyl)acetylene;(p-Chlorophenyl)ethyne;1-(4-Chlorophenyl)ethyne;1-Chloro-4-ethynylbenzene;1-Ethynyl-4-chlorobenzene;4-Chloroethynylbenzene;p-Ethynylchlorobenzene;

Chemical Property of 4-Chlorophenylacetylene

Chemical Property:

• Appearance/Colour: White Crystalline Solid
• Vapor Pressure: 1.33mmHg at 25°C
• Melting Point: 45-47 °C(lit.)
• Refractive Index: 1.564
• Boiling Point: 178.495 °C at 760 mmHg
• Flash Point: 57.35 °C
• PSA: 0.00000
• Density: 1.15 g/cm³
• LogP: 2.32130
• Storage Temp.: Keep Cold
• Water Solubility.: Insoluble in water. Soluble in acetone, chloroform, dichloromethane, DMF, DMSO, ethanol, ethyl acetate, hexane, methanol,THF and

Purity/Quality:

98% ^*data from raw suppliers

4-Chlorophenylacetylene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): F,Xi
• Hazard Codes: F,Xi
• Statements: 36/37/38-11
• Safety Statements: 16-26-36-37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 4-Chlorophenylacetylene is used as pharmaceutical intermediate.

Technology Process of 4-Chlorophenylacetylene

There total 69 articles about 4-Chlorophenylacetylene 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: 99.0%

1-chloro-4-(2,2-dibromovinyl)benzene (77295-59-1) → 4-n-chlorophenylacetylene (873-73-4)

Guidance literature:

With tetrabutyl ammonium fluoride; In acetonitrile; at 100 ℃; for 1.5h; Sealed tube;

DOI:10.1021/acs.orglett.5b03448

Reference yield: 98.0%

(Z)-1-chloro-4-[2-chloro-2-(p-tolylsulfinyl)vinyl]benzene → 4-n-chlorophenylacetylene (873-73-4)

Guidance literature:

With isopropylmagnesium chloride; In diethyl ether; toluene; at -78 - 0 ℃; for 2h;

DOI:10.3762/bjoc.17.94

Reference yield: 97.0%

4-chlorobenzaldehyde (104-88-1) + dimethyl 1-(1-diazo-2-oxopropyl)phosphonate (90965-06-3) → 4-n-chlorophenylacetylene (873-73-4)

Guidance literature:

With potassium carbonate; In methanol; at 20 ℃; for 8h;

DOI:10.1055/s-2003-44346

upstream raw materials:

para-chloroacetophenone

9-phenyl-9H-xanthene

3-(4-chlorophenyl)prop-2-yn-1-ol

α,p-dichlorostyrene

Downstream raw materials:

(Z)-2-(chlorophenyl)but-2-enedioic acid

1-(2-bromovinyl)-4-chlorobenzene

1-(1-bromovinyl)-4-chlorobenzene

5-(4-chloro-phenyl)-3-(2-methoxy-phenyl)-isoxazole

Refernces

• 1、 Sattler, Lars E.,Hilt, Gerhard. "Iodonium Cation-Pool Electrolysis for the Three-Component Synthesis of 1,3-Oxazoles". supporting information. p. 605 - 608. Retrieved 2020/12/07.
• 2、 Varga, Bálint,Tóth, Balázs L.,Béke, Ferenc,Csenki, János T.,Kotschy, András,Novák, Zoltán. "Synthesis and Photochemical Application of Hydrofluoroolefin (HFO) Based Fluoroalkyl Building Block". supporting information. p. 4925 - 4929. Retrieved 2021/07/01.