In enzymology, a CDP-glycerol diphosphatase is an enzyme that catalyzes the chemical reaction CDP-glycerol + H2O ⇌ {\displaystyle \rightleftharpoons } CMP + sn-glycerol 3-phosphateThus, the two substrates of this enzyme are CDP-glycerol and H2O, whereas its two products are CMP and sn-glycerol 3-phosphate. Wikipedia