PROCESS FOR PRODUCING 2-AMINO-3-SUBSTITUTED PYRIDINE

Title:

PROCESS FOR PRODUCING 2-AMINO-3-SUBSTITUTED PYRIDINE

Document Type and Number:

WIPO Patent Application WO/2004/069802

Kind Code:

A1

Abstract:

A process for producing a compound (II), characterized by reacting a compound (I) with ammonia in the presence of a catalyst. (In the formulae, X is halogeno; and R is an electron-donating substituent having the property of coordinating to the catalyst.)

Inventors:

SUMINO YUKIHITO (JP)
WAKABAYASHI SHINOBU (JP)

Application Number:

PCT/JP2004/000995

Publication Date:

August 19, 2004

Filing Date:

February 02, 2004

Export Citation:

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Assignee:

SHIONOGI & CO (JP)
SUMINO YUKIHITO (JP)
WAKABAYASHI SHINOBU (JP)

International Classes:

C07D213/73; (IPC1-7): C07D213/73; C07B61/00

Foreign References:

JPH05339236A	1993-12-21
JPS59122468A	1984-07-14
JPH02139046A	1990-05-29
JPS49133377A	1974-12-21
JPS61221172A	1986-10-01

Other References:

CLARK-LEWIS J.W. ET AL: "Methylation of 3-aminopyridines and Preparation of 2-Amino-3-methylaminopyridine and 2:3-Diaminopyridine", J. CHEM. SOC., January 1957 (1957-01-01), pages 442 - 446, XP002979793

Attorney, Agent or Firm:

Yamauchi, Hideaki (Intellectual Property Department, 12-4, Sagisu 5-chome, Fukushima-k, Osaka-shi Osaka, JP)

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