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Pay per usage

PubChem Compound Lookup & Normalizer

Search and retrieve chemical compound data from PubChem (NIH). Returns normalized chemical properties (formula, MW, LogP, SMILES), categorized synonyms, and identifiers (CAS, UNII, InChIKey). No API key required - free open data from the US NIH.

Pricing

Pay per usage

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Developer

Chris Wakefield

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Monthly active users

2 days ago

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PubChem Compound Lookup - Chemical Data Normalizer API through CLI

The Apify CLI is the official tool that allows you to use PubChem Compound Lookup & Normalizer locally, providing convenience functions and automatic retries on errors.

Install Apify CLI

Using installation script (macOS/Linux):

$curl -fsSL https://apify.com/install-cli.sh | bash

Using installation script (Windows):

$irm https://apify.com/install-cli.ps1 | iex

Using Homebrew:

$brew install apify-cli

Using npm:

$npm install -g apify-cli

Other API clients include:

PubChem Compound Lookup & Normalizer API in Python

PubChem Compound Lookup & Normalizer API in JavaScript

PubChem Compound Lookup & Normalizer OpenAPI definition

PubChem Compound Lookup & Normalizer API

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