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Word: cyclopropyl (lookup in dictionary) (lookup stats)
Dates: during 1963-1963
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Usage:

After Dr. Yamamoto collected a working amount of sex lure, his colleagues. Chemists Martin Jacobson and Morton Beroza, determined its chemical structure. This called for long and delicate procedures. At last, the chemists decided that the active attractant is 2.2-dimethyl-3-isopropylidene-cyclopropyl propionate. In spite of its formidable name, it is not very complicated for an organic compound, so Jacobson and Beroza are sure that it can be synthesized in quantity without much trouble...

Author: /time Magazine | Title: Entomology: 8,000 Dangerous Females | 1/18/1963 | See Source »

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