1,2-anti diastereoselective reduction of 2-alkyl-3-hydroxy-ketones via their silyl ethers

Regioselective Synthesis of 5-Alkylsalic

Regioselective Synthesis of 5-Alkylsalicylates, 5-Alkyl-2-hydroxy-acetophenones, and 5-Alkyl-2-hydroxy-benzophenones by [3 + 3] Cyclization of 1,3-Bis(silyl enol ethers) with 2-Alkyl-1,1,3,3-tetraethoxypropanes.

✍ Constantin Mamat; Stefan Buettner; Tiana Trabhardt; Christine Fischer; Peter Lan 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 27 KB 👁 1 views

Regioselective Synthesis of 5-Alkylsalic

Regioselective Synthesis of 5-Alkylsalicylates, 5-Alkyl-2-hydroxy-acetophenones, and 5-Alkyl-2-hydroxy-benzophenones by [3 + 3] Cyclization of 1,3-Bis(silyl enol ethers) with 2-Alkyl-1,1,3,3-tetraethoxypropanes

✍ Mamat, Constantin; Büttner, Stefan; Trabhardt, Tiana; Fischer, Christine; Langer 📂 Article 📅 2007 🏛 American Chemical Society 🌐 English ⚖ 52 KB

Highly diastereoselective reduction of α

Highly diastereoselective reduction of α-alkyl-β-hydroxy ketones with sodium and lithium boron hydrides via their titanium alcoholates

✍ Giuseppe Bartoli; M.Cristina Bellucci; Marcella Bosco; Renato Dalpozzo; Enrico M 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 209 KB

The reduction of ct-alkyl-13-hydroxy ketones is highly syn-seleetive if carried out in THF on their Ti-alcoholate complexes with LiBI-h or L-SeleetrideCg or N-sclectride~ depending on the bulkiness of the group bound to the earbonyl group.

Enantioselective synthesis of α-branched

Enantioselective synthesis of α-branched α-hydroxy ketones via chiral N-sulfonyl-2-alkyl-2-cyano-1,3-oxazolidines

✍ Timm Harder; Thorsten Löhl; Michael Bolte; Kerstin Wagner; Dieter Hoppe 📂 Article 📅 1994 🏛 Elsevier Science 🌐 French ⚖ 363 KB

ChemInform Abstract: Highly Diastereosel

ChemInform Abstract: Highly Diastereoselective Reduction of α-Alkyl-β-hydroxy Ketones with Sodium and Lithium Boron Hydrides via Their Titanium Alcoholates.

✍ Giuseppe Bartoli; M. Cristina Bellucci; Marcella Bosco; Renato Dalpozzo; Enrico 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 34 KB 👁 1 views

First asymmetric synthesis of (2R, 3R)-3

First asymmetric synthesis of (2R, 3R)-3-amino-1-benzyl-2-methyl-pyrrolidine via a highly diastereoselective reductive alkylation

✍ Pei Qiang Huang; Si Li Wang; Hong Zheng; Xiang Su Fei 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 117 KB

The first asymmetric synthesis of (2R, 3R)-3-amino-l-benzyl-2-methylpyrrolidine, the parent diamine of antipsychotic agent, emonapride, from (S)-malic acid was achieved via a highly diastereroselective reductive alkylation.