div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader039vdocumentsusreader039viewer2022020223575067f21a28ab0f07ade0b9html5page1jpg target=_blank img data-url=reaction-of-cyanogen-and-related-compounds-with-butadienehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Reaction of Cyanogen and Related Compounds with Butadiene loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentsusreader039viewer2022020223575067f21a28ab0f07ade0b9html5thumbnails1jpg width=140 height=200 adivp© 1948 Nature Publishing Grouppdiv