Technology Process of 4-Hydroxymethyl-3-[(E)-3-hydroxy-2-methyl-1-propenyl]-2,6-dimethylbenzeneethanol
There total 16 articles about 4-Hydroxymethyl-3-[(E)-3-hydroxy-2-methyl-1-propenyl]-2,6-dimethylbenzeneethanol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 77 percent / LAH / diethyl ether / 2 h / Ambient temperature
2: 98 percent / pyridinium chlorochromate, sodium acetate / CH2Cl2 / 1 h / Ambient temperature
3: 80 percent / Mg powder, 1,2-dibromoethane / tetrahydrofuran / 1.) reflux, 2 h; 2.) 2 h, refux
4: 1.) ferric chloride, acetic anhydride; 2.) K2CO3 / 1.)18 h, RT; 2.) methanol, RT
With
lithium aluminium tetrahydride; sodium acetate; acetic anhydride; iron(III) chloride; potassium carbonate; magnesium; ethylene dibromide; pyridinium chlorochromate;
In
tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1139/v81-311
- Guidance literature:
-
Multi-step reaction with 4 steps
1: bromine / nitromethane / 0.5 h / 0 °C
2: 95 percent / pyridinium tosylate / CH2Cl2 / 1 h / Ambient temperature
3: 25 percent / 1.6 M n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 1 h; 2.) RT, 5 h
4: 1.) ferric chloride, acetic anhydride; 2.) K2CO3 / 1.)18 h, RT; 2.) methanol, RT
With
n-butyllithium; bromine; pyridinium p-toluenesulfonate; acetic anhydride; iron(III) chloride; potassium carbonate;
In
tetrahydrofuran; nitromethane; dichloromethane;
DOI:10.1139/v81-311
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 95 percent / pyridinium tosylate / CH2Cl2 / 1 h / Ambient temperature
2: 25 percent / 1.6 M n-butyllithium / tetrahydrofuran / 1.) -78 deg C, 1 h; 2.) RT, 5 h
3: 1.) ferric chloride, acetic anhydride; 2.) K2CO3 / 1.)18 h, RT; 2.) methanol, RT
With
n-butyllithium; pyridinium p-toluenesulfonate; acetic anhydride; iron(III) chloride; potassium carbonate;
In
tetrahydrofuran; dichloromethane;
DOI:10.1139/v81-311