1,1-Diphenylethane

Base Information

• Chemical Name: 1,1-Diphenylethane
• CAS No.: 612-00-0
• Deprecated CAS: 52032-26-5,97122-67-3
• Molecular Formula: C14H14
• Molecular Weight: 182.265
• European Community (EC) Number: 254-179-7
• NSC Number: 33534
• UNII: 9813FDC9QO
• DSSTox Substance ID: DTXSID6041218
• Nikkaji Number: J22.354I
• Wikidata: Q9545624
• Mol file: 612-00-0.mol

Synonyms:1,1-diphenylethane

Chemical Property of 1,1-Diphenylethane

Chemical Property:

• Appearance/Colour: clear low viscosity liquid
• Melting Point: -18 ºC
• Refractive Index: 1.5702
• Boiling Point: 272.6 °C at 760 mmHg
• Flash Point: 109.6 °C
• PSA: 0.00000
• Density: 0.979 g/cm3
• LogP: 3.83840
• XLogP3: 3.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 182.109550447
• Heavy Atom Count: 14
• Complexity: 131

Purity/Quality:

99%, ^*data from raw suppliers

Methyldiphenylmethane ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(C1=CC=CC=C1)C2=CC=CC=C2

Technology Process of 1,1-Diphenylethane

There total 301 articles about 1,1-Diphenylethane 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: 95.0%

styrene (100-42-5,25038-60-2,25247-68-1,28213-80-1,28325-75-9,79637-11-9,9003-53-6) + 1,1-Diphenylethylene (530-48-3) → 1,1'-ethylidenebis-benzene (612-00-0) + ethylbenzene (100-41-4,27536-89-6)

Guidance literature:

With C₂₈H₁₈Co^(1-)*K⁽¹⁺⁾*2C₄H₁₀O₂; hydrogen; at 20 ℃; for 3h; under 1500.15 Torr;

DOI:10.1002/anie.201308967

Reference yield:

ethene (74-85-1) + benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1) → tetraethylbenzene + 1,1'-ethylidenebis-benzene (612-00-0) + ethylbenzene (100-41-4,27536-89-6) + Diphenylmethane (101-81-5) + pentaethylbenzene (605-01-6) + 1,1'-(1,2-ethanediyl)bisbenzene (103-29-7)

Guidance literature:

zeolite BEA (beta); at 180 - 250 ℃; under 15514.9 - 51716.2 Torr; Industry scale;

Reference yield:

phenylmagnesium chloride (100-59-4) + 2-phenylethyl chloride (622-24-2) → styrene (100-42-5,25038-60-2,25247-68-1,28213-80-1,28325-75-9,79637-11-9,9003-53-6) + 1,1'-ethylidenebis-benzene (612-00-0) + ethylbenzene (100-41-4,27536-89-6) + 1,1'-(1,2-ethanediyl)bisbenzene (103-29-7)

Guidance literature:

With 1,1'-bis-(diphenylphosphino)ferrocene; [(1,1′-bis(diphenylphosphino)ferrocene)Ni⁽⁰⁾(1,5-cyclooctadiene)]; In tetrahydrofuran; at 85 ℃; for 24h;

DOI:10.1021/acscatal.0c02514

upstream raw materials:

tetrachloromethane

2,2,3,3-tetraphenylbutane

1,1-Diphenylethylene

ethyl bromide

Downstream raw materials:

pent-4-ene-2,2-diyldibenzene

2,2-Diphenyl-6-diethylamino-hexin-⁽⁴⁾

1-methyl-1,3,3-triphenylindane

diethyl(2,2-diphenylethyl) methylsilane

Refernces

• 1、 Schlosser. "". . p. 9,13. Retrieved 1967.
• 2、 Roth, Jerome A.,Wiseman, Paul. "THE STOICHIOMETRIC HYDROGENATION OF SUBSTITUTED PHENYL ALKENES BY HYDRIDOCOBALT TETRACARBONYL". . p. 231 - 234. Retrieved 1981.
• 3、 Barthélemy, Antoine,Glootz, Kim,Hanske, Annaleah,Krossing, Ingo,Scherer, Harald. "Ga+-catalyzed hydrosilylation? about the surprising system Ga+/HSiR3/olefin, proof of oxidation with subvalent Ga+and silylium catalysis with perfluoroalkoxyaluminate anions". . p. 439 - 453. Retrieved 2022/01/22.
• 4、 Zhang, Nuonuo,Liu, Genjiang,Sun, Yao,Wang, Yanlan,Yan, Jiaying,Liu, Xiang. "H2 Evolution Upon Hydrolysis of Ammonia-Borane Catalyzed by Porphyrin Stabilized Nanocatalysts". . p. 2272 - 2278. Retrieved 2021/01/04.