Schema.org property reference

inChIKey — Schema.org Property Guide

Learn the meaning of Schema.org inChIKey, which types use it and its expected value types, with official source links.

Source: Schema.org v30.1 vocabulary. Official inChIKey property definition.

What does inChIKey mean?

InChIKey is a hashed version of the full InChI (using the SHA-256 algorithm).

Parent properties

hasRepresentation

Used on types (domainIncludes)

MolecularEntity

Expected value types (rangeIncludes)

Text

Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.

Related reference

Browse all Schema.org types and properties · Google feature support status