Tartronic acid acetalic ethers and esters of the general formula: ##STR1## are provided and are useful in treatment of bone dysmetabolism. As examples, Ra and Rb may be hydrogen, B is a C.sub.2 -C.sub.12 acyl group, R is phenyl and n is 0-12.
提供了通式为##STR1##的
酯类和缩
醛类酯,可用于治疗骨代谢紊乱。例如,Ra和Rb可以是氢,B是C.sub.2-C.sub.12酰基,R是苯基,n为0-12。