1,1-DIMETHYLCYCLOPROPANE

Base Information

• Chemical Name: 1,1-DIMETHYLCYCLOPROPANE
• CAS No.: 1630-94-0
• Molecular Formula: C5H10
• Molecular Weight: 70.1344
• Hs Code.: 2902199090
• Mol file: 1630-94-0.mol

Synonyms:1,1-Dimethylcyclopropane;gem-Dimethylcyclopropane

Chemical Property of 1,1-DIMETHYLCYCLOPROPANE

Chemical Property:

• Vapor Pressure: 888mmHg at 25°C
• Melting Point: -108.9°C
• Refractive Index: 1.3640
• Boiling Point: 20.6°Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: 0.765g/cm³
• LogP: 1.80640

Purity/Quality:

98%Min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,1-DIMETHYLCYCLOPROPANE

There total 49 articles about 1,1-DIMETHYLCYCLOPROPANE 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: 63.0%

→ 1,3-dibromo-2,2-dimethyl-propane (5434-27-5) + 1,1-dimethylcyclopropane (1630-94-0)

Guidance literature:

With bromine; In various solvent(s);

DOI:10.1039/c39820000945

Reference yield: 28.0%

bis(triphenylphosphine)-3,3-dimethylnickelacyclobutane → 2,2-dimethylpropane (463-82-1) + ethene (74-85-1) + 1,1-dimethylcyclopropane (1630-94-0) + 3-Methyl-1-butene (563-45-1) + isobutene (115-11-7,15220-85-6)

Guidance literature:

With triphenylphosphine; In toluene; inert atmosphere, thermal decompn. (24°C, 5-fold molar excess PPh3); GLC;

DOI:10.1016/0022-328X(80)83011-7

Reference yield: 5.0%

(bis(triphenylphosphine))-3,3-dimethylpalladacyclobutane → 2,2-dimethylpropane (463-82-1) + ethene (74-85-1) + 1,1-dimethylcyclopropane (1630-94-0) + 3-Methyl-1-butene (563-45-1) + isobutene (115-11-7,15220-85-6)

Guidance literature:

In toluene; inert atmosphere, thermal decompn. (85°C); GLC;

DOI:10.1016/0022-328X(80)83011-7

upstream raw materials:

octane

neopentyl chloride

propyl sodium

methylene

Downstream raw materials:

propane

2,2-dimethylpropane

methylene

ethane

Refernces

• 1、 Doering,Prinzbach. "-". . p. 24. Retrieved 1959.
• 2、 Slabey. "". . p. 475. Retrieved 1947.
• 3、 Shulishov,Klimenko,Korolev,Kostyuchenko,Okonnishnikova,Tomilov. "Azo-coupling and reduction of cyclopropanediazonium ions in the reactions with polyhydroxyarenes and aminophenols". experimental part. p. 1703 - 1711. Retrieved 2011/04/23.