METHOD FOR PRODUCING SURFACTIN AND SALT THEREOF

WIPO Patent Application WO/2012/043800

A1

Disclosed is a method for producing a surfactin or a salt thereof, which comprises a step wherein a surfactin or a salt thereof is extracted by adding an organic solvent that contains a branched alkyl alcohol into a liquid culture medium that contains a surfactin represented by formula (1) or a salt thereof or into a solution that is obtained by removing the insoluble fraction from the liquid culture medium. (In the formula, * represents an optically active center; X represents an amino acid selected from among leucine, isoleucine and valine; R represents an alkyl group or branched alkyl group having 9-13 carbon atoms; and M represents an alkali metal, an alkaline earth metal, an optionally substituted amine or the like.)

WO/2002/081649	ErbB INTERFACE PEPTIDOMIMETICS AND METHODS OF USE THEREOF
WO/2000/063345	PSEUDOMYCIN PRODUCTION BY $i(PSEUDOMONAS SYRINGAE)
JP2000245497	NEW CHEMICAL SUBSTANCE CAILLUIN E, ITS PRODUCTION AND ANTIFOULING AGENT FOR MICROALGAE AND SURFACTANT CONTAINING THE SUBSTANCE AS ACTIVE COMPONENT

IZUMIDA, Masashi (1-8 Takasagocho Miyamaecho, Takasago-sh, Hyogo 88, 〒6768688, JP)
泉田　将司 (〒88 兵庫県高砂市高砂町宮前町１－８　株式会社カネカ内 Hyogo, 〒6768688, JP)
KAWASAKI, Hiroaki (1-8 Takasagocho Miyamaecho, Takasago-sh, Hyogo 88, 〒6768688, JP)

JP2011/072578

April 05, 2012

September 30, 2011

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KANEKA CORPORATION (2-4 Nakanoshima 3-chome, Kita-ku Osaka-sh, Osaka 88, 〒5308288, JP)
株式会社カネカ (〒88 大阪府大阪市北区中之島三丁目２番４号 Osaka, 〒5308288, JP)
IZUMIDA, Masashi (1-8 Takasagocho Miyamaecho, Takasago-sh, Hyogo 88, 〒6768688, JP)
泉田　将司 (〒88 兵庫県高砂市高砂町宮前町１－８　株式会社カネカ内 Hyogo, 〒6768688, JP)

C07K11/02; C07K1/14

UEKI, Kyuichi et al. (Fujita-Toyobo Building 9th floor, 1-16 Dojima 2-chome, Kita-ku, Osaka-sh, Osaka 03, 〒5300003, JP)

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