LCZ696 intermediate is an intermediate of organic synthesis and pharmaceutical research and development. It is mainly used as an organic intermediate and pharmaceutical intermediate. It can be used in laboratory research and development process and chemical pharmaceutical synthesis process. It can be used in the synthesis of API entresto. Entresto is a salt complex crystal composed of sacubatre and Valsartan in a molar ratio of 1:1. It is the first angiotensin receptor enkephalinase inhibitor (Arni) to reduce the risk of cardiovascular death and hospitalization for heart failure.