2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one

Product Name
2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one
CAS No.
19809-79-1
Chemical Name
2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one
Synonyms
Uliginosin B;2-[(5,7-Dihydroxy-8-isobutyryl-2,2-dimethyl-2H-1-benzopyran-6-yl)methyl]-3,5-dihydroxy-6-isobutyryl-4,4-dimethyl-2,5-cyclohexadien-1-one;2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one;2,5-Cyclohexadien-1-one, 2-[[5,7-dihydroxy-2,2-dimethyl-8-(2-methyl-1-oxopropyl)-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-4,4-dimethyl-6-(2-methyl-1-oxopropyl)-
CBNumber
CB52272068
Molecular Formula
C28H34O8
Formula Weight
498.56
MOL File
19809-79-1.mol
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2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one Property

Melting point:
139.5-142.0℃
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Hazard and Precautionary Statements (GHS)

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2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one Chemical Properties,Usage,Production

Preparation

Obtained (poor yield) by adding a solution of DDQ in benzene over 30 min to a stirred solution of Uliginosin A-iBiB (8%).

2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one Preparation Products And Raw materials

Raw materials

Preparation Products

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2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one Suppliers

19809-79-1, 2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-oneRelated Search:


  • 2-[[5,7-Dihydroxy-8-(1-oxoisobutyl)-2,2-dimethyl-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-6-(1-oxoisobutyl)-4,4-dimethyl-2,5-cyclohexadien-1-one
  • Uliginosin B
  • 2-[(5,7-Dihydroxy-8-isobutyryl-2,2-dimethyl-2H-1-benzopyran-6-yl)methyl]-3,5-dihydroxy-6-isobutyryl-4,4-dimethyl-2,5-cyclohexadien-1-one
  • 2,5-Cyclohexadien-1-one, 2-[[5,7-dihydroxy-2,2-dimethyl-8-(2-methyl-1-oxopropyl)-2H-1-benzopyran-6-yl]methyl]-3,5-dihydroxy-4,4-dimethyl-6-(2-methyl-1-oxopropyl)-
  • 19809-79-1