1,2-Dichloropropene

Base Information

• Chemical Name: 1,2-Dichloropropene
• CAS No.: 6923-20-2
• Molecular Formula: C3H4 Cl2
• Molecular Weight: 110.97
• Hs Code.: 2903299090
• UNII: VB85I61U02
• DSSTox Substance ID: DTXSID801043485
• Nikkaji Number: J6.507B,J81.297H
• Wikidata: Q27291748
• ChEMBL ID: CHEMBL346519
• Mol file: 6923-20-2.mol

Synonyms:Dichlor;cis-Dichloropropene;1-Propene, 1,2-dichloro-, (Z)-;1,2-Dichloropropene, (1Z)-;6923-20-2;UNII-VB85I61U02;1,2-DICHLOROPROPENE;Dichlorpropen-gemisch [German];HSDB 6175;VB85I61U02;UNII-ET5LKV1J95;(Z)-1,2-Dichloropropene;BRN 1719545;1,2-Dichloropropylene;1-Propene, 1,2-dichloro-;Dichlorpropen-gemisch;Dichloropropene, 1,2-;3-01-00-00704 (Beilstein Handbook Reference);Allylene dichloride;cis-1,2,dichloropropene;cis-1,2-dichloropropene;(1Z)-1,2-dichloropropene;ET5LKV1J95;SCHEMBL258346;CHEMBL346519;cis-1,2-dichloro-prop-1-ene;(1Z)-1,2-dichloroprop-1-ene;Dichloropropene, trans-1,2-;(Propylene dichloride;1,2-dichloro-1-propene, (E)-);PPKPKFIWDXDAGC-IHWYPQMZSA-N;1,2-DICHLOROPROPENE, Z-;DTXSID801043485;CIS-1,2-DICHLORO-1-PROPENE;(Z)-1,2-DICHLORO-1-PROPENE;1-Propene, 1,2-dichloro-, (1Z)-;PROPENE, 1,2-DICHLORO-, (Z)-;LS-123463;EN300-7058189;Q27291748;Dichloropropene, cis-1,2-;(1,2-dichloro-1-propene, (Z)-)

Chemical Property of 1,2-Dichloropropene

Chemical Property:

• Refractive Index: 1.4549
• Boiling Point: 88.32°C (rough estimate)
• PSA: 0.00000
• Density: 1.1748 (estimate)
• LogP: 2.32530
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 109.9690055
• Heavy Atom Count: 5
• Complexity: 46.9

Purity/Quality:

99%min ^*data from raw suppliers

Z-1,2-Dichloropropene 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Solvents -> Chlorinated Aliphatics
• Canonical SMILES: CC(=CCl)Cl
• Isomeric SMILES: C/C(=C/Cl)/Cl

Technology Process of 1,2-Dichloropropene

There total 2 articles about 1,2-Dichloropropene 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:

2-bromo-1,2-dichloropropane (17759-88-5) → cis-1,3-dichloropropylene (6923-20-2) + trans-1,3-dichloropropylene (7069-38-7)

Guidance literature:

With sodium pentanolate; In pentan-1-ol; Heating;

DOI:10.1021/ja01063a032

Reference yield:

1,1,2,2-tetrachloropropane (13116-60-4) → cis-1,3-dichloropropylene (6923-20-2) + trans-1,3-dichloropropylene (7069-38-7)

Guidance literature:

With ethanol; zinc;

DOI:10.1139/v53-053

Reference yield: 92.0%

cis-1,3-dichloropropylene (6923-20-2) + Methyltriphenylphosphonium bromide (1779-49-3) + 3,5-dimethoxy-2-hydroxy-4-methyl benzyl alcohol (171013-46-0) → 1,3,4-trimethoxy-2-methyl-5-vinylbenzene (271578-78-0)

Guidance literature:

cis-1,3-dichloropropylene; 3,5-dimethoxy-2-hydroxy-4-methyl benzyl alcohol; With pyridine; In dichloromethane; at 0 ℃; for 2h;

Methyltriphenylphosphonium bromide; With n-butyllithium; In tetrahydrofuran; at 0 ℃; for 3h; Further stages.;

DOI:10.1021/ol016844k

upstream raw materials:

1,1,2,2-tetrachloropropane

2-bromo-1,2-dichloropropane

Downstream raw materials:

1-chloro-1-propyne

1-(2-chloroprop-2-ene-1-sulfonyl)benzene

1,3,4-trimethoxy-2-methyl-5-vinylbenzene