Acetylenic compounds containing urea moieties useful as...

Details Acetylenic compounds containing urea moieties useful as... Acetylenic compounds containing urea moieties useful as...

C - Chemistry, Metallurgy

07

C

260/480.2, 260/5

C07C 273/16 (2006.01) B41M 5/30 (2006.01) C07C 273/18 (2006.01) C07C 275/14 (2006.01) C07C 275/16 (2006.01) C07C 275/18 (2006.01) C07C 275/28 (2006.01) C07C 275/30 (2006.01) C07C 275/50 (2006.01) C07C 275/60 (2006.01) G01K 11/06 (2006.01) G01K 11/12 (2006.01) G01N 21/91 (2006.01) G01N 25/20 (2006.01) G03C 1/00 (2006.01) G03F 7/004 (2006.01) G03F 7/025 (2006.01) G01J 1/48 (2006.01)

Patent

CA 1237145

ABSTRACT OF THE DISCLOSURE ACETYLENIC COMPOUNDS CONTAINING UREA MOIETIES USEFUL AS ENVIRONMENTAL INDICATING MATERIALS A novel class of acetylenic compounds is dis- closed. The acetylenic compounds include at least one -C?C-C?C-moiety and two urea moieties with at least one methylene moiety being between each -C?C-C?C- moiety and one of said urea moieties. The compounds are especially useful as environmental indicating materials.

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