Dimethylformamide → HCID 9837462, compound
Reaction equation
O[C:2]1[S:3][C:4](I)=[CH:5][C:6]=1C.CN(C)[CH:11]=[O:12]>>[OH:12][CH2:11][C:2]1[S:3][C:4]([C:4]2[S:3][C:2]([CH2:11][OH:12])=[CH:6][CH:5]=2)=[CH:5][CH:6]=1Participants
3
Procedure
5,5'-Dihydroxymethyl-2,2'-bithiophene was also obtained by refluxing 2-hydroxy-methyl-5-iodo-thiophene with Cu powder in dimethyl formamide. The Ullmann condensation yielded a very poor amount of 5,5'-dihydroxymethyl-2,2'-bithiophene.
Workup
- customThe Ullmann condensation
Sources & evidence
- ORD record
- ord-3109e9596ab04ba3a73ea958e7dfe3fa
- Source dataset
- uspto-grants-1997_02
- Patent number
- US05602170
Reaction notes
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