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Dantrolene sodium

Drug ingredient

CAS 14663-23-1

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 14663-23-1
1 Na⁺
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India
21 FDA-registered drug labelers
American Health Packaging
Amneal Pharmaceuticals of New York LLC
AvPAK
Azico Biophore India Private Limited
Bryant Ranch Prepack
Cardinal Health 107, LLC
Catalent Micron Technologies, Inc.
Darmerica, LLC
Eagle Pharmaceuticals, Inc.
Elite Laboratories, Inc.
Endo USA, Inc.
HAS Healthcare Advanced Synthesis SA
Hikma Pharmaceuticals USA Inc.
Isomedix Operations Inc
MAEDA INC
Major Pharmaceuticals
Par Health USA, LLC
ProPharma Distribution
ScinoPharm Taiwan Ltd.
Spectrum Laboratory Products, Inc.
USWM, LLC

Why It Matters

Sectors
Health
Downstream Uses

Appears in 5 drug and cosmetic product listings (FDA).

  • •Dantrolene
  • •Dantrolene Sodium
  • •Revonto
  • •Dantrium
  • •Ryanodex dantrolene sodium
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS14663-23-1
PubChem CID6604100
DTXSIDDTXSID4044585
FormulaC14H9N4NaO5
Mol. Weight336.23 g/mol
SMILESC1C(=NC(=O)N1N=CC2=CC=C(O2)C3=CC=C(C=C3)[N+](=O)[O-])[O-].[Na+]

Data Sources

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Brief citations

Dantrolene sodium (CAS 14663-23-1) https://chemicalindependence.com/chemical/14663-23-1/ PubChem: 6604100. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/6604100 FDA National Drug Code directory: CAS 14663-23-1. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293499 for CAS 14663-23-1. Reporting year: 2024. https://usatrade.census.gov/