Corrections and Clarifications

Isolation of N,N-Diethyl-m-toluamide (Deet) from Female Pink Bollworm Moths

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Science  16 Feb 1968:
Vol. 159, Issue 3816, pp. 722
DOI: 10.1126/science.159.3816.722


In "Isolation of N,N-diethyl-m-toluamide (Deet) from female pink bollworm moths" by William A. Jones and M. Jacobson (5 Jan., p. 99), there was an error in Insert II. The second m/e 91 structure should have been tropylium cation and not the six-membered ring shown in the report. The corrected figure is shown below: