释义 |
mar·kov·ni·kov rule \märˈkȯvnəˌkȯf-\ noun Usage: usually capitalized M Etymology: after Vladimir V. Markovnikov died 1904 Russ. chemist : a statement in chemistry: in the addition of compounds to olefins the negative portion of the compound added (as the bromine in hydrogen bromide) becomes attached to the least hydrogenated end of the carbon-carbon double bond (as in the addition of hydrogen bromide to propylene: CH3CH . CH2+HBr → CH3CHBrCH3) |