Technology Process of 2,2-dimethyl-1,2-dihydronaphthalenone-4-carboxylic acid (+)-menthyl ester
There total 6 articles about 2,2-dimethyl-1,2-dihydronaphthalenone-4-carboxylic acid (+)-menthyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: t-butylhydroperoxide; chromic oxide / CH2Cl2; H2O / 96 h
2.1: LDA / tetrahydrofuran / 1.5 h / -78 °C
2.2: tetrahydrofuran / 2 h / 20 °C
3.1: triphenylphosphine; diisopropylethylamine / Pd(OAc)2 / dimethylformamide
With
chromium(VI) oxide; tert.-butylhydroperoxide; N-ethyl-N,N-diisopropylamine; triphenylphosphine; lithium diisopropyl amide;
palladium diacetate;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1039/b702572f
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: LDA / tetrahydrofuran / 1.5 h / -78 °C
1.2: tetrahydrofuran / 2 h / 20 °C
2.1: triphenylphosphine; diisopropylethylamine / Pd(OAc)2 / dimethylformamide
With
N-ethyl-N,N-diisopropylamine; triphenylphosphine; lithium diisopropyl amide;
palladium diacetate;
In
tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1039/b702572f
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 1.33 g / triphenylphosphine; diisopropylethylamine / Pd(OAc)2 / dimethylformamide / 9 h
2: aq. LiOH / methanol
3: EDC; 4-dimethylaminopyridine
With
dmap; lithium hydroxide; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine; triphenylphosphine;
palladium diacetate;
In
methanol; N,N-dimethyl-formamide;
DOI:10.1039/b702572f