BY C. S. MARVEL, R. L. MYERS~ AND JH SAUNDERS' ... The observation4 that emulsion copolymers of isoprene with styrene contain more diene units joined in the 1,4-manner than'do the correspond- ing butadienestyrene copolymers suggested the importance of investigating other 2-alkylbuta- dienes. The literature on the synthesis of this class of dienes is very limited 2-Ethyl-l,3-buta- diene has been reported as a product of dehydro- halogenation of ...