ChemicalBook CAS DataBase List 2,3,6,7-tetramethoxy-9,9-dimethyl-9H-fluorene

2,3,6,7-tetramethoxy-9,9-dimethyl-9H-fluorene synthesis

2synthesis methods

Product Name:2,3,6,7-tetramethoxy-9,9-dimethyl-9H-fluorene
CAS Number:1176891-87-4
Molecular formula:C19H22O4
Molecular Weight:314.38

91-16-7
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2,3,6,7-tetramethoxy-9,9-dimethyl-9H-fluorene

1176891-87-4
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Yield:-

Steps:

Multi-step reaction with 2 steps
1: mercaptoacetic acid; sulfuric acid / water / 12 h / 60 °C / Inert atmosphere
2: methanesulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 0.5 h / 0 °C / Inert atmosphere

References:

Talipov, Marat R.;Navale, Tushar S.;Hossain, Mohammad M.;Shukla, Ruchi;Ivanov, Maxim V.;Rathore, Rajendra [Angewandte Chemie - International Edition,2017,vol. 56,# 1,p. 266 - 269][Angew. Chem.,2017,vol. 129,# 1,p. 272 - 275]

Benzene, 1,1'-(1-methylethylidene)bis[3,4-dimethoxy-

16365-21-2
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1176891-87-4
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References