Alloxan

Drug ingredient

CAS 50-71-5

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

US productionNot reported

Import value, 2024$6M

Top sourceBelgium 33%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 293353 · basket

These shares come from HS customs code 293353, which covers 10 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).

BE 33%BelgiumIN 21%IndiaHU 20%HungaryCN 14%ChinaDE 13%Germany

1 FDA-registered drug labeler

Deseret Biologicals, Inc.

Why It Matters

Sectors

Health

Downstream Uses

Appears in 2 drug and cosmetic product listings (FDA).

•Glucoreg
•HP Axis

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

$0.96/gAK Scientific Specialized

CountryUnited States

Pack$240.00 / 250 g

Purity95%

Vendors8 available

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

7 more vendors

Vendor	Country	$/g	Pack	Purity
AK Scientific, Inc.	United States	$1.34	250 g	98%
Interbioscreen	Hong Kong	$17.00	10 g	95%
A2B Chem LLC (1 week)	United States	$91.00	1 g	95%
Vitas M Chemical Limited	Hong Kong	$310.00	1 g	90%
Specs	Netherlands	$376.31	1 g	90%
AA BLOCKS (2 weeks)	United States	$639.00	1 g	—
Princeton BioMolecular Research (SC)	United States	$2900.00	100 mg	90%

Chemical Identity

CAS50-71-5

PubChem CID5781

DTXSIDDTXSID5044946

FormulaC4H2N2O4

Mol. Weight142.07 g/mol

SMILESC1(=O)C(=O)NC(=O)NC1=O

Data Sources

PubChem · compound 5781Retrieved 2026-04-07
EPA TSCA InventoryRetrieved 2026-04-24
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Alloxan (CAS 50-71-5) https://chemicalindependence.com/chemical/50-71-5/ PubChem: 5781. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/5781 EPA TSCA Inventory: CAS 50-71-5. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293353 for CAS 50-71-5. Reporting year: 2024. https://usatrade.census.gov/