二甲基巰基丙酸

二甲基巰基丙酸 ( 縮寫DMSP ） 是一種化學式爲 ( CH3 ) 2S + CH2CH2COO − 的有機化合物 ， 常以內鹽形式存在於海洋浮游植物 、 海藻以及某些陸生及水生維管植物中 。 It functions as an osmolyte as well as several other physiological and environmental roles have also been identified. DMSP was first identified in the marine red alga Polysiphonia fastigiata by Frederick Challenger and Margaret Simpson ( later Dr. Whitaker )