| 释义 |
fumaroid, a. Chem.|ˈfjuːmərɔɪd|
[f. fumaric a. + -oid.]
Resembling fumaric acid in having a trans configuration in geometrical isomerism.
1895Bloxam's Chem. (ed. 8) 595 Many cases of stereoisomerism are believed to be explicable by formulæ resembling those given above, so that the expressions maleinoid and fumaroid structure are used. 1938A. J. Mee tr. Karrer's Org. Chem. xvii. 256 It thus became common to call cis-ethylenic compounds, malenoid, and trans-ethylenic derivatives, fumaroid forms. 1964Internat. Encycl. Chem. Sci. 480/1 Fumaroid form, the axial symmetric or trans-form of ethylene geometrical isomers, named from fumaric acid. |