Figure 1 (IMAGE) Kanazawa University Caption Phototriggered modification of a carboxylic acid using an aminocyclopropenone. The reaction completes in short time (5-10 min) even at low concentration (10-20 mM). The modification reaction proceeds in up to 80 percent yield. Credit Kanazawa University Usage Restrictions The image may only be used with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.