489-51-0

Basic information

• Product Name: 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid
• Synonyms: 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid;Protocetraric acid
• CAS NO: 489-51-0
• Molecular Formula: C₁₈H₁₄O₉
• Molecular Weight: 374.2984
• Mol File: 489-51-0.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 670.8°Cat760mmHg
• Flash Point: 246.7°C
• Appearance: /
• Density: 1.628g/cm³
• Vapor Pressure: 6.55E-19mmHg at 25°C
• Refractive Index: 1.719
• CAS DataBase Reference: 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid(489-51-0)
• EPA Substance Registry System: 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid(489-51-0)

Safety Data

• Hazardous Substances Data: 489-51-0(Hazardous Substances Data)

Usage

General Description

The chemical compound 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid is an organic compound with a complex structure. It is a formylated carboxylic acid that contains multiple hydroxyl groups and a benzodioxepin structure. 4-Formyl-3,8-dihydroxy-9-(hydroxymethyl)-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid has potential applications in pharmaceuticals, as it may possess biological activities due to its unique structure. Further research is needed to fully understand its properties and potential uses.

InChI:InChI=1/C18H14O9/c1-6-3-10(21)8(4-19)15-11(6)18(25)27-16-9(5-20)13(22)12(17(23)24)7(2)14(16)26-15/h3-4,20-22H,5H2,1-2H3,(H,23,24)

Upstream product

• 78023-82-2 methyl 4-formyl-8-hydroxy-9-hydroxymethyl-3-methoxy-1,6-dimethyl-11-oxo-11H-dibenzo<1,4>dioxepin-7-carboxylate 
• 78023-78-6 methyl 8-hydroxy-4,9-bishydroxymethyl-3-methoxy-1,6-dimethyl-11-oxo-11H-dibenzo<1,4>dioxepin-7-carboxylate 
• 78023-80-0 8-Hydroxymethyl-9-methoxy-3,3,6,11-tetramethyl-12-oxo-1H,12H-2,4,7,13-tetraoxa-benzo[4,5]cyclohepta[1,2-a]naphthalene-5-carboxylic acid methyl ester 
• 78023-81-1 methyl 8-formyl-9-methoxy-2,2,6,11-tetramethyl-12-oxo-1H,12H-<1,3>benzodioxino<6,5-b><1,4>benzodioxepin-5-carboxylate 
• 78023-77-5 methyl 4,9-bishydroxymethyl-3,8-dimethoxy-1,6-dimethyl-11-oxo-11H-dibenzo<1,4>dioxepin-7-carboxylate 
• 78023-70-8 methyl 3-hydroxy-8-methoxy-1,4,6,9-tetramethyl-11-oxo-11H-dibenzo<1,4>dioxepin-7-carboxylate 
• 4723-32-4 di-O-methylhypoprotocetrarate 
• 489-50-9 fumarprotocetraric acid 

Downstream Products

• 489-49-6 cetraric acid 
• 90689-60-4 physodalic acid 
• 4665-02-5 Hypoprotocetrarsaeure 
• 90689-55-7 benzyl protocetrarate 
• 169475-32-5 Benzyl protocetrarate 8,9α-acetonide 
• 169475-33-6 Benzyl conprotocetrarate 8,9α-acetonide 
• 90689-62-6 benzyl virensate 

Relevant articles and documents

Depsidone Synthesis. Part 19. Some β-Orcinol Depsidones

The synthesis of the lichen depsidones 3,8-dihydroxy-1,4,6,9-tetramethyl-11-oxo-11H-dibenzo-dioxepin-7-carboxylic acid (hypoprotocetraric acid) (4), 8-hydroxy-3-methoxy-1,4,6,9-tetramethyl-11-oxo-11H-dibenzodioxepin-7-carboxylic acid (