高純度置換ベンゾ[e]インドールおよびそのアルカリ塩の製造方法

Title:

高純度置換ベンゾ[e]インドールおよびそのアルカリ塩の製造方法

Document Type and Number:

Japanese Patent JP4000194

Kind Code:

B2

Abstract:

PCT No. PCT/FR94/01077 Sec. 371 Date Jun. 11, 1996 Sec. 102(e) Date Jun. 11, 1996 PCT Filed Sep. 14, 1994 PCT Pub. No. WO95/07888 PCT Pub. Date Mar. 23, 1995Method for the preparation of high purity substituted benz[e]indoles corresponding to the general formula (I) comprising the preparation of an arylhydrazine which is subjected to a Fischer indole synthesis with a suitable ketone, the benz[e]indole thus obtained being reacted with a radical R6, followed by subjection to a purification step. This method may more particularly be applied to the synthesis of Indocyanine Green.

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Inventors:

Yune, An Or
Trang, Joanne
Schoenski, Francois
Gotte, Jean-Poul

Application Number:

JP50902495A

Publication Date:

October 31, 2007

Filing Date:

September 14, 1994

Export Citation:

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Assignee:

Societe de ed ed rechelle chebiologic

International Classes:

A61K49/00; C07D209/60; C07D209/58; C09B23/00; C09B23/02

Domestic Patent References:

JP3227925A
JP3272890A
JP2164586A

Foreign References:

DE2046141A
US2895955

Other References:

Southwick, Philip L., One pot Fischer synthesis of (2,3,3-trimethyl-3H-indol-5-yl)acetic acid. Derivatives as intermediates for fluorescent biolabels, Organic Preparations and Procedures International , 1988年, Vol.20, No.3, pp.279-284

Attorney, Agent or Firm:

Nobuyuki Kaneda
Katsuhiro Ito
Ishibashi Masayuki

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