Spiro[7H-dibenzo[c,h]xanthene-7,1'(3'H)-isobenzofuran]-3'-one, 3,11-dihydroxy-
CAS 61419-02-1
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
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 unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Vendor Pricing
$317.60/gAstaTech (2 weeks)
CountryUnited States
Pack$1588.00 / 5 g
Purity95%
Vendors16 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
15 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 |
|---|---|---|---|---|
| Aaron Chemicals LLC | Hong Kong | $433.00 | 1 g | 95% |
| Angene Chemical | China → Hong Kong | $464.00 | 1 g | 95% |
| A2B Chem LLC | United States | $708.00 | 500 mg | 98% |
| AA BLOCKS | United States | $924.00 | 500 mg | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $996.52 | 500 mg | — |
| Sigma-Aldrich | Germany | $996.52 | 500 mg | — |
| MedChemExpress MCE | Sweden | $1270.50 | 100 mg | 99.02% |
| Angene International Limited | United States | $2420.00 | 100 mg | 98% |
| Combi-Blocks (back-ordered) | United States | $4400.00 | 100 mg | 95% |
| Princeton BioMolecular Research (SC) | United States | $5000.00 | 30 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $5133.33 | 30 mg | 90% |
| Cayman Europe | Estonia | $6759.20 | 50 mg | 98% |
| Asinex | Netherlands | $9292.80 | 50 mg | 90% |
| Interbioscreen | Hong Kong | $11695.50 | 100 mg | 95% |
| MedKoo Biosciences, Inc | United States | $15800.00 | 50 mg | 98% |
Chemical Identity
CAS61419-02-1
PubChem CIDNot recorded
DTXSIDDTXSID80886440
FormulaC28H16O5
Mol. Weight432.431 g/mol
SMILESOC1=CC2=C(C=C1)C1=C(C=C2)C2(OC(=O)C3=C2C=CC=C3)C2=C(O1)C1=C(C=C2)C=C(O)C=C1
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Spiro[7H-dibenzo[c,h]xanthene-7,1'(3'H)-isobenzofuran]-3'-one, 3,11-dihydroxy- (CAS 61419-02-1) https://chemicalindependence.com/chemical/61419-02-1/ EPA TSCA Inventory: CAS 61419-02-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory