Kobayashi

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Seijiro Hosokawa - One of the best experts on this subject based on the ideXlab platform.

  • syn selective Kobayashi aldol reaction using acetals
    Organic Letters, 2013
    Co-Authors: Hiroyuki Tsukada, Yuki Mukaeda, Seijiro Hosokawa
    Abstract:

    The Kobayashi aldol reaction has been used to construct anti-aldol products by remote stereoinduction. Since the product of the Kobayashi aldol reaction has a typical polyketide structure, this reaction has been applied to the total synthesis of natural products. By varying this reaction, it was found that the reaction with acetals in the presence of Lewis acid proceeded to give syn adducts in high stereoselectivity. This is the first example of the stereoselective reaction of the chiral dienol ether and acetals.

  • syn selective Kobayashi aldol reaction using the e e vinylketene silyl n o acetal
    Organic Letters, 2012
    Co-Authors: Yuki Mukaeda, Takuya Kato, Seijiro Hosokawa
    Abstract:

    The Kobayashi aldol reaction is one of the most powerful methods to synthesize the polyketide skeleton and has been applied to the total synthesis of natural products. This methodology has been used to construct anti-aldol products, and only a few precedents on the syn-selective Kobayashi aldol reaction are known. A syn-selective Kobayashi aldol reaction by using the E,E-vinylketene silyl N,O-acetal and an excess amount of Lewis acid is presented.

Yuki Mukaeda - One of the best experts on this subject based on the ideXlab platform.

  • syn selective Kobayashi aldol reaction using acetals
    Organic Letters, 2013
    Co-Authors: Hiroyuki Tsukada, Yuki Mukaeda, Seijiro Hosokawa
    Abstract:

    The Kobayashi aldol reaction has been used to construct anti-aldol products by remote stereoinduction. Since the product of the Kobayashi aldol reaction has a typical polyketide structure, this reaction has been applied to the total synthesis of natural products. By varying this reaction, it was found that the reaction with acetals in the presence of Lewis acid proceeded to give syn adducts in high stereoselectivity. This is the first example of the stereoselective reaction of the chiral dienol ether and acetals.

  • syn selective Kobayashi aldol reaction using the e e vinylketene silyl n o acetal
    Organic Letters, 2012
    Co-Authors: Yuki Mukaeda, Takuya Kato, Seijiro Hosokawa
    Abstract:

    The Kobayashi aldol reaction is one of the most powerful methods to synthesize the polyketide skeleton and has been applied to the total synthesis of natural products. This methodology has been used to construct anti-aldol products, and only a few precedents on the syn-selective Kobayashi aldol reaction are known. A syn-selective Kobayashi aldol reaction by using the E,E-vinylketene silyl N,O-acetal and an excess amount of Lewis acid is presented.

Chandra Nair - One of the best experts on this subject based on the ideXlab platform.

Mehdi Yazdanpanah - One of the best experts on this subject based on the ideXlab platform.

Hiroyuki Tsukada - One of the best experts on this subject based on the ideXlab platform.

  • syn selective Kobayashi aldol reaction using acetals
    Organic Letters, 2013
    Co-Authors: Hiroyuki Tsukada, Yuki Mukaeda, Seijiro Hosokawa
    Abstract:

    The Kobayashi aldol reaction has been used to construct anti-aldol products by remote stereoinduction. Since the product of the Kobayashi aldol reaction has a typical polyketide structure, this reaction has been applied to the total synthesis of natural products. By varying this reaction, it was found that the reaction with acetals in the presence of Lewis acid proceeded to give syn adducts in high stereoselectivity. This is the first example of the stereoselective reaction of the chiral dienol ether and acetals.