iso-ketopinic acid

例句：

1. 1. This compound is widely used in the production of polyurethane foam.
   这种化合物在生产聚氨酯泡沫中被广泛使用。
2. 2. The iso-ketopinic acid reacts with water to form ammonia gas.
   异氰酸盐与水反应生成氨气。
3. 3. Iso-ketopinic acid is a strong acid that can be used as a solvent for many organic compounds.
   异氰酸盐是一种强酸，可以用作许多有机化合物的溶剂。