A polarizing plate protective film contains a compound represented by general formula (I). In general formula (I), X is a group containing a boronic acid ester structure, and a plurality of Xs may be identical or different; L represents a single bond or a divalent linking group, and a plurality of Ls may be identical or different; n represents an integer of 2 or more; when n is 2, Z represents a single bond or a divalent group, and when n is 3 or more, Z represents a group having a valence of n, provided that L and Z are not simultaneously single bonds when n is 2.