Castanospermine
Drug ingredientCAS 79831-76-8
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
US productionNot reported
Top sourceNo public record
This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
1 FDA-registered drug labeler
Phytex Australia Pty Ltd
Why It Matters
Sectors
Health
Downstream UsesNot recorded
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
$70.20/gApollo Scientific UK
CountryUnited Kingdom
Pack$351.00 / 5 g
PurityNot recorded
Vendors23 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
22 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| A2B Chem LLC | United States | $990.00 | 100 mg | 99.76% |
| Angene International Limited | United States | $1069.00 | 1 g | 98% |
| AA BLOCKS | United States | $1100.00 | 100 mg | 99.76% |
| Combi-Blocks (back-ordered) | United States | $1160.00 | 1 g | 95% |
| Aaron Chemicals LLC | Hong Kong | $1300.00 | 100 mg | 98% |
| Ambeed, Inc. | United States | $1388.00 | 250 mg | 98% |
| BLD Pharmatech Co., Limited | United States | $1388.00 | 250 mg | 98% |
| BLD Pharmatech Ltd. | China | $1388.00 | 250 mg | 98% |
| BLD Pharmatech GmbH | Germany | $1420.00 | 50 mg | 98% |
| Angene Chemical | China → Hong Kong | $1500.00 | 100 mg | 98% |
| MedChemExpress MCE | Sweden | $1645.60 | 100 mg | 98% |
| AstaTech (2 weeks) | United States | $1794.00 | 1 g | 95% |
| Sigma-Aldrich (Rush Stock) | Germany | $3642.80 | 100 mg | 98% |
| Sigma-Aldrich | Germany | $3642.80 | 100 mg | 98% |
| Molnova | China | $4700.00 | 10 mg | 99% |
| TargetMol Chemicals | China → United States | $5200.00 | 10 mg | 99.93% |
| MedKoo Biosciences, Inc | United States | $5800.00 | 250 mg | 98% |
| Cayman Europe | Estonia | $9186.80 | 25 mg | 98% |
| CliniSciences GmbH | Switzerland | $10320.00 | 10 mg | 98% |
| Symeres Netherlands B.V. | Netherlands | $14760.00 | 50 mg | 98% |
| A2B Chem LLC (2 weeks) | United States | $23180.00 | 50 mg | 95% |
| AA BLOCKS (2 weeks) | United States | $24700.00 | 50 mg | 95% |
Chemical Identity
CAS79831-76-8
PubChem CID54445
DTXSIDDTXSID601026043
FormulaC8H15NO4
Mol. Weight189.21 g/mol
SMILESC1CN2CC(C(C(C2C1O)O)O)O
Data Sources
- PubChem · compound 54445Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Castanospermine (CAS 79831-76-8) https://chemicalindependence.com/chemical/79831-76-8/ PubChem: 54445. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/54445 FDA National Drug Code directory: CAS 79831-76-8. 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/