D-ribopyranose
Drug ingredientCAS 10257-32-6
ribose, d-
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
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
Why It Matters
Appears in 1 drug and cosmetic product listings (FDA).
- •Sugar Cravings
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
31 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 |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.04 | 500 g | 97% |
| Sigma-Aldrich (Rush Stock) | Germany | $0.04 | 5 kg | 99% |
| Sigma-Aldrich | Germany | $0.04 | 5 kg | 99% |
| A2B Chem LLC | United States | $0.06 | 500 g | 97% |
| Ambeed, Inc. | United States | $0.08 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.08 | 1 kg | 97% |
| BLD Pharmatech Co., Limited | United States | $0.09 | 500 g | 97% |
| AA BLOCKS | United States | $0.10 | 1 kg | 98% |
| BLD Pharmatech GmbH | Germany | $0.12 | 1 kg | 98% |
| AK Scientific Specialized | United States | $0.12 | 1 kg | 98% |
| MedChemExpress MCE | Sweden | $0.14 | 1 kg | 97% |
| AK Scientific, Inc. | United States | $0.16 | 1 kg | 99% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 97% |
| Angene International Limited | United States | $0.35 | 500 g | 98% |
| AstaTech, Inc | United States | $0.49 | 100 g | 95% |
| Fluorochem UK | United Kingdom | $2.00 | 25 g | 95% |
| AstaTech (2 weeks) | United States | $5.14 | 100 g | 95% |
| TargetMol Chemicals | China → United States | $50.00 | 1 g | 85% |
| Molnova | China | $74.00 | 500 mg | 99% |
| TargetMol Chemicals US | United States | $82.00 | 500 mg | 99.91% |
| Apexbio Technology LLC | United States | $102.00 | 500 mg | 98% |
| A2B Chem LLC (1 week) | United States | $304.10 | 10 g | 95% |
| Vitas M Chemical Limited | Hong Kong | $310.00 | 1 g | 90% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| ChemNorm | China | $600.00 | 20 mg | 98% |
| ChemFaces | China | $1500.00 | 20 mg | 98% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| Combi-Blocks (back-ordered) | United States | $12000.00 | 10 mg | 95% |
Chemical Identity
Data Sources
- PubChem · compound 10975657Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
D-ribopyranose (CAS 10257-32-6) https://chemicalindependence.com/chemical/10257-32-6/ PubChem: 10975657. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/10975657 FDA National Drug Code directory: CAS 10257-32-6. 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/