---
title: "Get ChEMBL molecules"
method: GET
path: "/molecules"
tags: ["Molecules"]
---

# Get ChEMBL molecules

`GET /molecules`

## Query parameters

- `canonicalSmiles` string[]
- `inchiKey` string[]
- `limit` integer
- `moleculeChemblId` string[]
- `page` integer

## Response `200`

OK

- Molecules
  - `molecules` CrossbarMolecule[]
    - `alogp` number, double
    - `canonical_smiles` string
    - `chirality` number, double
    - `full_mwt` number, double
    - `heavy_atoms_count` integer
    - `inchi_key` string
    - `max_phase` integer
    - `molecular_species` string
    - `molecular_type` string
    - `molecule_chembl_id` string
    - `parent_chembl_id` string
    - `pref_name` string
    - `prodrug` number, double
    - `standard_inchi` string
    - `xrefs` Xref[]
      - `id` string
      - `source` string
  - `pageMeta` PageMeta
    - `currentElements` integer
    - `currentPage` integer
    - `limit` integer
    - `totalElements` integer
    - `totalPages` integer

## Other responses

- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found

---

[API](https://skmtc.dev/ebi/apis/crossbar-data-api.md) · [All operations](https://skmtc.dev/ebi/apis/crossbar-data-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/ebi/crossbar-data-api/revisions/0f6e23feebcd/schema)