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On the copolymerization of 2,4-toluylenedi-isocyanate and vinyl monomers in the presence of 1,4-diazobicyclo-2,2,2-octane

โœ Scribed by V.N. Nikolayev; M.M. Izheyeva; Yu.D. Semchikov

Book ID
118966736
Publisher
Elsevier Science
Year
1980
Weight
377 KB
Volume
22
Category
Article
ISSN
0032-3950

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## Abstract The title dicarboxylic acid **1d** has been prepared in **24%** overall yield __via__, 1,4โ€diazabicyclo[2.2.2]octane (DABCO)โ€catalyzed coupling of ethanal and __tert__โ€butyl propenoate (**3**) to **4**, __S__~N~2โ€ฒโ€reaction to __tert__โ€butyl (__Z__)โ€2โ€romomethylโ€2โ€butenoate (**5a**), deh