16877-49-9

Basic information

• Product Name: (6aS)-5,6aα,7,12aβ-Tetrahydro-2,3,10-trimethoxy[2]benzopyrano[4,3-b][1]benzopyran-7α-ol
• Synonyms: (+)-Tri-O-methylpeltogynol;(6aS)-5,6aα,7,12aβ-Tetrahydro-2,3,10-trimethoxy[2]benzopyrano[4,3-b][1]benzopyran-7α-ol
• CAS NO: 16877-49-9
• Molecular Formula: C19H20O6
• Molecular Weight: 344.3585
• Mol File: 16877-49-9.mol
• Article Data: 3

Chemical Properties

• Melting Point: 203-205 °C
• Boiling Point: 530.4±50.0 °C(Predicted)
• Appearance: /
• Density: 1.279±0.06 g/cm3(Predicted)
• PKA: 13.06±0.20(Predicted)
• CAS DataBase Reference: (6aS)-5,6aα,7,12aβ-Tetrahydro-2,3,10-trimethoxy[2]benzopyrano[4,3-b][1]benzopyran-7α-ol(CAS DataBase Reference)
• NIST Chemistry Reference: (6aS)-5,6aα,7,12aβ-Tetrahydro-2,3,10-trimethoxy[2]benzopyrano[4,3-b][1]benzopyran-7α-ol(16877-49-9)
• EPA Substance Registry System: (6aS)-5,6aα,7,12aβ-Tetrahydro-2,3,10-trimethoxy[2]benzopyrano[4,3-b][1]benzopyran-7α-ol(16877-49-9)

Safety Data

• Hazardous Substances Data: 16877-49-9(Hazardous Substances Data)

Upstream product

• 552-41-0 1-(2-hydroxy-4-methoxyphenyl)ethanone 
• 14894-93-0 (+)-6a,12a-trans-6a,7-trans-peltogynol 
• 77-78-1 dimethyl sulfate 
• 14894-93-0 (+)-6a,12a-trans-6a,7-cis-peltogynol 
• 141341-66-4 3-(2'-iodo-4',5'-dimethoxybenzyloxy)-7-methoxychromen-4-one 
• 110451-87-1 2-bromomethyl-1-iodo-4,5-dimethoxybenzene 
• 120-14-9 3,4-dimethoxy-benzaldehyde 
• 60965-24-4 2-bromo-1-(2-hydroxy-4-methoxy-phenyl)-ethanone 
• 61203-53-0 2-iodo-4,5-dimethoxybenzaldehyde 
• 58432-83-0 (4,5-dimethoxy-2-iodophenyl)methyl chloride 
• 55960-07-1 2,2'-dihydroxy-4'-methoxyacetophenone 
• 128428-13-7 3-hydroxy-7-methoxy-4H-chromen-4-one 
• 2037-41-4 (+/-)-trimethylpeltogynone 
• 186581-53-3 diazomethane 

Relevant articles and documents

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Synthesis of (+/-)-Trimethylpeltogynol via 6-endo Radical Cyclisation

The (+/-)-trimethyl ether of the unusual heterocycle peltogynol (3; R= OMe), and its ring skeleton (9; R= H), have been synthesised via 6-endo intracyclisation of the radical derived from the iodides (8; R= H) and (8; R= OMe).