Technology Process of (R)-3-[(1S,2S,3S)-2-Formyloxymethyl-3-(4-methoxy-phenyl)-cyclopropylcarbamoyl]-5-methyl-hexanoic acid
There total 7 articles about (R)-3-[(1S,2S,3S)-2-Formyloxymethyl-3-(4-methoxy-phenyl)-cyclopropylcarbamoyl]-5-methyl-hexanoic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
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Multi-step reaction with 7 steps
1.1: 84 percent / NaOH; H2; ethylenediamine / Ni(OAc)2*4H2O; NaBH4 / ethanol / 72 h / 760.05 Torr
2.1: N,N-dimethylaniline / CH2Cl2 / 0.17 h / 0 °C
2.2: 65 percent / triethylamine / CH2Cl2 / 20 °C
3.1: Rh2[5(S)-MEPY]4 / CH2Cl2 / 18 h / Heating
3.2: Me3Al / hexane; CH2Cl2 / 20 °C
3.3: 2,6-lutidine / CH2Cl2; H2O / 2 h / 0 °C
4.1: t-BuOK / diethyl ether / 0 - 20 °C
4.2: H2O / diethyl ether / 0.25 h / 20 °C
5.1: ethyl chloroformate; Et3N / acetone; H2O / 0.5 h / 0 °C
5.2: NaN3 / H2O; acetone / 2 h / 0 °C
5.3: toluene / 3 h / Heating
6.1: 84 percent / Bu3SnH / (Ph3P)4Pd / CH2Cl2 / Heating
7.1: 1 h / 20 °C
With
sodium hydroxide; potassium tert-butylate; hydrogen; tri-n-butyl-tin hydride; chloroformic acid ethyl ester; N,N-dimethyl-aniline; ethylenediamine; triethylamine;
sodium tetrahydroborate; tetrakis(triphenylphosphine) palladium(0); Rh2[(2S)-5-hydroxypyrrolidine-2-COOMe]4; nickel diacetate;
In
diethyl ether; ethanol; dichloromethane; water; acetone;
2.2: Corey-Myers reaction / 3.2: Weinreb reaction / 5.3: Curtius reaction / 6.1: Speckamp reaction;
DOI:10.1021/jo0110698
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: N,N-dimethylaniline / CH2Cl2 / 0.17 h / 0 °C
1.2: 65 percent / triethylamine / CH2Cl2 / 20 °C
2.1: Rh2[5(S)-MEPY]4 / CH2Cl2 / 18 h / Heating
2.2: Me3Al / hexane; CH2Cl2 / 20 °C
2.3: 2,6-lutidine / CH2Cl2; H2O / 2 h / 0 °C
3.1: t-BuOK / diethyl ether / 0 - 20 °C
3.2: H2O / diethyl ether / 0.25 h / 20 °C
4.1: ethyl chloroformate; Et3N / acetone; H2O / 0.5 h / 0 °C
4.2: NaN3 / H2O; acetone / 2 h / 0 °C
4.3: toluene / 3 h / Heating
5.1: 84 percent / Bu3SnH / (Ph3P)4Pd / CH2Cl2 / Heating
6.1: 1 h / 20 °C
With
potassium tert-butylate; tri-n-butyl-tin hydride; chloroformic acid ethyl ester; N,N-dimethyl-aniline; triethylamine;
tetrakis(triphenylphosphine) palladium(0); Rh2[(2S)-5-hydroxypyrrolidine-2-COOMe]4;
In
diethyl ether; dichloromethane; water; acetone;
1.2: Corey-Myers reaction / 2.2: Weinreb reaction / 4.3: Curtius reaction / 5.1: Speckamp reaction;
DOI:10.1021/jo0110698
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: Rh2[5(S)-MEPY]4 / CH2Cl2 / 18 h / Heating
1.2: Me3Al / hexane; CH2Cl2 / 20 °C
1.3: 2,6-lutidine / CH2Cl2; H2O / 2 h / 0 °C
2.1: t-BuOK / diethyl ether / 0 - 20 °C
2.2: H2O / diethyl ether / 0.25 h / 20 °C
3.1: ethyl chloroformate; Et3N / acetone; H2O / 0.5 h / 0 °C
3.2: NaN3 / H2O; acetone / 2 h / 0 °C
3.3: toluene / 3 h / Heating
4.1: 84 percent / Bu3SnH / (Ph3P)4Pd / CH2Cl2 / Heating
5.1: 1 h / 20 °C
With
potassium tert-butylate; tri-n-butyl-tin hydride; chloroformic acid ethyl ester; triethylamine;
tetrakis(triphenylphosphine) palladium(0); Rh2[(2S)-5-hydroxypyrrolidine-2-COOMe]4;
In
diethyl ether; dichloromethane; water; acetone;
1.2: Weinreb reaction / 3.3: Curtius reaction / 4.1: Speckamp reaction;
DOI:10.1021/jo0110698