Pierreione B

7-[4-[(2R)-2,3-二羟基-3-甲基丁氧基]-3-甲氧基苯基]-2,2-二甲基-2H,6H-苯并[1,2-b:5,4-b']二吡喃-6-酮

Also known as: 2H,6H-Benzo[1,2-b:5,4-b']dipyran-6-one, 7-[4-[(2R)-2,3-dihydroxy-3-methylbutoxy]-3-methoxyphenyl]-2,2-dimethyl-, 7-[4-[(2R)-2,3-Dihydroxy-3-methylbutoxy]-3-methoxyphenyl]-2,2-dimethyl-2H,6H-benzo[1,2-b:5,4-b']dipyran-6-one, 7-{4-[(2R)-2,3-Dihydroxy-3-methylbutoxy]-3-methoxyphenyl}-2,2-dimethyl-2H,6H-pyrano[3,2-g]chromen-6-one, 3'-methoxy-4'-(2R,3-dihydroxy-3-methylbutoxyl)-3'',3''-dimethylpyrano-(6,7)-isoflavone

Pierreione B (CAS 1292766-21-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C26H28O7 and a molecular weight of 452.50 g/mol. It is also known as 2H,6H-Benzo[1,2-b:5,4-b']dipyran-6-one, 7-[4-[(2R)-2,3-dihydroxy-3-methylbutoxy]-3-methoxyphenyl]-2,2-dimethyl-, 7-[4-[(2R)-2,3-Dihydroxy-3-methylbutoxy]-3-methoxyphenyl]-2,2-dimethyl-2H,6H-benzo[1,2-b:5,4-b']dipyran-6-one and 7-{4-[(2R)-2,3-Dihydroxy-3-methylbutoxy]-3-methoxyphenyl}-2,2-dimethyl-2H,6H-pyrano[3,2-g]chromen-6-one. Key properties include a boiling point of 647.8±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 218.5±25.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1292766-21-2

Jingsj CID

J-1962701-6

Molecular Formula

C₂₆H₂₈O₇

Chinese Name

7-[4-[(2R)-2,3-二羟基-3-甲基丁氧基]-3-甲氧基苯基]-2,2-二甲基-2H,6H-苯并[1,2-b:5,4-b']二吡喃-6-酮

Molecular Weight

452.50 g/mol

Category

Ketones

Last updated

8/21/2026