Monatshefte fur Chemie p. 71 - 77 (1983)
Update date:2022-08-05
Topics:
Ahluwalia, Vinod K.
Khanna, Manjula
Singh, Rishi P.
Condensation of orcinol with 2-methylbuta-1,3-diene (isoprene) has been achieved in the presence of orthophosphoric acid as catalyst leading to the exclusive formation of 2,2-dimethylchromans in one step.A novel route for the synthesis of 5-methylxanthyletin derivatives is described. - Keywords: 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone; 2,2-Dimethylchromans; 2-Methylbuta-1,3-diene; 5-Methylxanthyletin; Orcinol; Pechmann condensation
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