Acetazolamide sodium

Drug ingredient

CAS 1424-27-7

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

Molecular structure of 1424-27-7 — 1 Na⁺

US productionNot reported

Import value, 2024$2.0B

Top sourceIreland 63%

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 293590 · basket

These shares come from HS customs code 293590, which covers 182 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

IE 63%IrelandSG 14%SingaporeIN 7%IndiaCN 7%ChinaCH 2%Switzerland

Portugal
Spain
Italy
Austria
Israel
Hungary
Canada
South Korea
Netherlands
Finland
Poland
Indonesia
Ukraine
Mexico
South Africa
Croatia
Greece
Taiwan
Hong Kong

7 FDA-registered drug labelers

Gland Pharma Limited

Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.

Hikma Pharmaceuticals USA Inc.

Mylan Institutional LLC

Patheon Manufacturing Services LLC

Sagent Pharmaceuticals

XGen Pharmaceuticals DJB, Inc.

Why It Matters

Sectors

Health

Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

•Acetazolamide

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Vendor Pricing

$50.00/gTargetMol Chemicals

CountryChina (registered: United States)

Pack$50.00 / 1 g

Purity99.99%

Vendors1 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS1424-27-7

PubChem CID13290219

DTXSIDDTXSID00162031

FormulaC4H5N4NaO3S2

Mol. Weight244.2 g/mol

SMILESCC(=O)NC1=NN=C(S1)S(=O)(=O)[NH-].[Na+]

Data Sources

PubChem · compound 13290219Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

← Back to Dashboard ← Back to Health

Brief citations

Acetazolamide sodium (CAS 1424-27-7) https://chemicalindependence.com/chemical/1424-27-7/ PubChem: 13290219. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/13290219 FDA National Drug Code directory: CAS 1424-27-7. 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 293590 for CAS 1424-27-7. Reporting year: 2024. https://usatrade.census.gov/