2,3,7,8-tetrahydropyrano[2,3-g]chromene-4,9-dione

C₁₂H₁₀O₄

Please note that sigma-aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. sigma-aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final.

NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH′S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT "AS-IS" AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.

O=C1C2=CC(OCCC3=O)=C3C=C2OCC1

1S/C12H10O4/c13-9-1-3-15-11-6-8-10(14)2-4-16-12(8)5-7(9)11/h5-6H,1-4H2