2H-1-Benzopyran-2-one, 3,3'-methylenebis[4-hydroxy-
Where It Comes From
No data available
Why It Matters
No data available
Vendor Pricing
$1.80/gCombi-Blocks, Inc.
CountryUnited States
Pack$180.00 / 100 g
Purity98%
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 | $1.80 | 100 g | 98% |
| AK Scientific Specialized | United States | $1.86 | 100 g | 95% |
| AA BLOCKS | United States | $2.07 | 100 g | 98% |
| AK Scientific, Inc. | United States | $2.49 | 100 g | 98% |
| Cayman Europe | Estonia | $10.47 | 10 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $12.87 | 5 g | — |
| Sigma-Aldrich | Germany | $12.87 | 5 g | — |
| MedKoo Biosciences, Inc | United States | $26.00 | 25 g | 98% |
| Key Organics Ltd. | United Kingdom | $42.40 | 5 g | 98% |
| Molnova | China | $74.00 | 500 mg | 99% |
| TargetMol Chemicals | China → United States | $82.00 | 500 mg | 99.99% |
| MedChemExpress MCE | Sweden | $125.84 | 500 mg | 99.89% |
| Interbioscreen | Hong Kong | $170.00 | 10 g | 95% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Apexbio Technology LLC | United States | $500.00 | 100 mg | 98.22% |
| Vitas M Chemical Limited | Hong Kong | $638.00 | 1 g | 90% |
| Maybridge, Ltd. | United Kingdom | $2414.30 | 100 mg | 90% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| ChemDiv, Inc. | United States | $5480.00 | 50 mg | 90% |
| Asinex | Netherlands | $6461.40 | 100 mg | 90% |
| ChemBridge Corporation | Kazakhstan | $18000.00 | 5 mg | 90% |
| TimTec, LLC (back-ordered) | United States | $32000.00 | 15 mg | 94% |
Chemical Identity
CAS66-76-2
PubChem CIDNo data available
DTXSIDDTXSID8021729
FormulaC19H12O6
Mol. Weight336.299 g/mol
SMILESOC1=C(CC2=C(O)C3=CC=CC=C3OC2=O)C(=O)OC2=CC=CC=C12
Data Sources
CAS 66-76-22026-04-29
https://www.epa.gov/tsca-inventory
Archive: data/sources/tsca/tsca_inventory.csv