Thiophene, 2,2',2'',2'''-(1,6-hexanediylidene)tetrakis- synthesis
- Product Name:Thiophene, 2,2',2'',2'''-(1,6-hexanediylidene)tetrakis-
- CAS Number:1228246-25-0
- Molecular formula:C22H22S4
- Molecular Weight:414.67
110-52-1
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Yield:1228246-25-0 93%
Reaction Conditions:
Stage #1: 2,2'-dithienylmethanewith lithium methylsulfinyl carbanion in tetrahydrofuran;hexane at 0;
Stage #2: 1,4-dibromo-butane in tetrahydrofuran;hexane;regioselective reaction;
References:
Singh, Kamaljit;Sharma, Amit [Tetrahedron,2010,vol. 66,# 21,p. 3682 - 3686] Location in patent:experimental part