7-Methylideneheptadecane

Base Information

• Chemical Name: 7-Methylideneheptadecane
• CAS No.: 51655-67-5
• Molecular Formula: C₁₈H₃₆
• Molecular Weight: 252.484
• DSSTox Substance ID: DTXSID80572553
• Nikkaji Number: J976.334A
• Wikidata: Q82460937
• Mol file: 51655-67-5.mol

Synonyms:7-METHYLIDENEHEPTADECANE;51655-67-5;7-methyleneheptadecane;DTXSID80572553;XGXGKWMBNLXJOI-UHFFFAOYSA-N;NS00113495

Chemical Property of 7-Methylideneheptadecane

Chemical Property:

• PSA: 0.00000
• LogP: 7.04380
• XLogP3: 9.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 14
• Exact Mass: 252.281701148
• Heavy Atom Count: 18
• Complexity: 169

Purity/Quality:

99.0%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCCCCCCCCC(=C)CCCCCC

Technology Process of 7-Methylideneheptadecane

There total 2 articles about 7-Methylideneheptadecane 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: 73.0%

2-bromo-dodec-1-ene (74571-85-0) + n-hexylmagnesium chloride (44767-62-6) → 7-methyleneheptadecane (51655-67-5)

Guidance literature:

With 1-methyl-pyrrolidin-2-one; cobalt acetylacetonate; In tetrahydrofuran; at -5 - 0 ℃; for 0.25h;

DOI:10.1016/S0040-4039(98)01266-0

Reference yield:

1-hexene (592-41-6,25067-06-5) + 1-dodecyne (765-03-7) → (E)-octadec-7-ene (7206-23-7) + 7-methyleneheptadecane (51655-67-5)

Guidance literature:

With Schwartz's reagent; trityl tetrakis(pentafluorophenyl)borate; In dichloromethane; at 40 ℃; for 0.5h;

DOI:10.1016/S0040-4039(99)01795-5

upstream raw materials:

2-bromo-dodec-1-ene

n-hexylmagnesium chloride

1-hexene

1-dodecyne

Refernces

• 1、 Cahiez, Gerard,Avedissian, Hovsep. "Cobalt-catalyzed alkenylation of organomagnesium reagents". . p. 6159 - 6162. Retrieved 2007/10/03.