(organic chemistry, especially in combination) Any substituent derived from butadiene

(organic chemistry) reaction with butadiene

Not at all; quite the contrary (of).

For success, and especially to obtain employment, one's knowledge and skills are less useful and less important than one's network of personal contacts.

plural of butadiyne

(obsolete) Unless.

(organic chemistry) Any salt or ester of butadienoic acid

(organic chemistry) The allenyl carboxylic acid CH₂=C=CH-COOH

plural of butadienoate

plural of butadiene