2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Base Information

Chemical Name:2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene
CAS No.:136970-50-8
Molecular Formula:C30H22S
Molecular Weight:0
Hs Code.:
DSSTox Substance ID:DTXSID30566508
Nikkaji Number:J3.386.132J
Wikidata:Q82452148
Mol file:136970-50-8.mol

Synonyms:136970-50-8;2,5-dibenzhydrylidenethiophene;2,5-BIS(DIPHENYLMETHYLENE)-2,5-DIHYDROTHIOPHENE;2,5-Bis(diphenylmethylidene)-2,5-dihydrothiophene;2,5-bis-(Diphenylmethylene)-2,5-dihydrothiophene;DTXSID30566508

Suppliers and Price of 2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

American Custom Chemicals Corporation
2,5-BIS(DIPHENYLMETHYLENE)-2,5-DIHYDROTHIOPHENE 95.00%
5MG
$ 500.49

Total 1 raw suppliers

Chemical Property of 2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Chemical Property:

Refractive Index:1.689
PSA：28.24000
LogP:6.24270
XLogP3:9.1
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:4
Exact Mass:414.14422188
Heavy Atom Count:31
Complexity:573

Purity/Quality:

98%Min ^*data from raw suppliers

2,5-BIS(DIPHENYLMETHYLENE)-2,5-DIHYDROTHIOPHENE 95.00% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CC=C(C=C1)C(=C2C=CC(=C(C3=CC=CC=C3)C4=CC=CC=C4)S2)C5=CC=CC=C5

Technology Process of 2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

There total 6 articles about 2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene 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: 31.0%

: C₃₀H₂₄S

: 136970-50-8
2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In 5,5-dimethyl-1,3-cyclohexadiene; for 72h; Reflux;

Reference yield:

: C₃₀H₂₂S⁽²⁺⁾*2ClO₄^(1-)

: 136970-50-8
2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Guidance literature:: With zinc; In 1,2-dimethoxyethane; Yield given; Ambient temperature;
DOI:10.1016/S0040-4039(00)92158-0

Reference yield:

: 119-61-9
benzophenone

: 136970-50-8
2,5-Bis(diphenylmethylene)-2,5-dihydrothiophene

Guidance literature:: Multi-step reaction with 4 steps

1.1: n-butyllithium / hexane; tetrahydrofuran / 1 h / -78 °C / Inert atmosphere

1.2: 19 h / -78 - 20 °C / Inert atmosphere

2.1: Inert atmosphere

3.1: trimethylsilyl perchlorate / toluene / 2.5 h / 20 °C / Inert atmosphere

4.1: zinc / acetonitrile / 24 h / Inert atmosphere

With n-butyllithium; trimethylsilyl perchlorate; zinc; In tetrahydrofuran; hexane; toluene; acetonitrile;
DOI:10.1021/acs.joc.5b00021