PubChem MCP Server

MIT License

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search_by_cas_number

Search for chemical compounds using their CAS Registry Number on the PubChem MCP Server, enabling quick access to detailed chemical information and properties.

Instructions

Search for compounds by CAS Registry Number

Input Schema

Name	Required	Description	Default
`cas_number`	Yes	CAS Registry Number (e.g., 50-78-2)

Input Schema (JSON Schema)

{
  "properties": {
    "cas_number": {
      "description": "CAS Registry Number (e.g., 50-78-2)",
      "type": "string"
    }
  },
  "required": [
    "cas_number"
  ],
  "type": "object"
}

Install Server

HTTP connection URL

Related Tools

search_compounds
@Augmented-Nature/PubChem-MCP-Server
search_by_cas_number
@Augmented-Nature/Augmented-Nature-PubChem-MCP-Server
search_compounds
@Augmented-Nature/Augmented-Nature-PubChem-MCP-Server
search_by_inchi
@Augmented-Nature/Augmented-Nature-PubChem-MCP-Server
search_by_smiles
@Augmented-Nature/Augmented-Nature-PubChem-MCP-Server
get_compound_synonyms
@Augmented-Nature/PubChem-MCP-Server

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