PROCESS FOR PRODUCING N-tert-BUTYL-2-PYRAZINECARBOXAMIDE AND N-tert-BUTYL-2-PIPERAZINECARBOXAMIDE

Title:

PROCESS FOR PRODUCING N-tert-BUTYL-2-PYRAZINECARBOXAMIDE AND N-tert-BUTYL-2-PIPERAZINECARBOXAMIDE

Document Type and Number:

WIPO Patent Application WO/1995/014675

Kind Code:

A1

Abstract:

A process for producing an N-tert-butyl-2-pyrazinecarboxamide represented by general formula (2) by the reaction of a cyanopyrazine represented by general formula (1) with tert-butyl alcohol in the presence of sulfuric acid; and a process for producing an N-tert-butyl-2-piperazinecarboxamide represented by general formula (3) by the hydrogenation of an N-tert-butyl-2-pyrazinecarboxamide represented by the above general formula (2) in the presence of Raney nickel or Raney cobalt.

Inventors:

WATANABE NANAO (JP)
ASAHI SADAO (JP)
KURANISHI HIDEKI (JP)
KURAHASHI TAKASHI (JP)

Application Number:

PCT/JP1994/001972

Publication Date:

June 01, 1995

Filing Date:

November 21, 1994

Export Citation:

Click for automatic bibliography generation Help

Assignee:

KOEI CHEMICAL CO (JP)
WATANABE NANAO (JP)
ASAHI SADAO (JP)
KURANISHI HIDEKI (JP)
KURAHASHI TAKASHI (JP)

International Classes:

C07D241/04; C07D241/24; (IPC1-7): C07D241/04; C07D241/24

Foreign References:

JPS63284171A

1988-11-21

Other References: