公开(公告)号：CH663204A5

公开(公告)日：1987-11-30

申请号：CH382185

申请日：1983-02-03

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO

IPC: C07D239/42 ,  C07D317/32 ,  C07C121/34 ,  C07D317/30

公开(公告)号：DK342383D0

公开(公告)日：1983-07-26

申请号：DK342383

申请日：1983-07-26

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO

IPC: C07C255/15 ,  C07C67/00 ,  C07C253/00 ,  C07D239/24 ,  C07D239/42 ,  C07D239

Abstract: There are disclosed a process for preparing a 4-amino-5-dialkoxymethylpyrimidine derivative of the formula: which comprises subjecting a propanenitrile derivative represented by the formula (I) or (II) to reaction with an amidine of the formula wherein all the R to R are as defined in the specification; and a novel starting compound of the above formula (II) useful for the process.

公开(公告)号：DK159432B

公开(公告)日：1990-10-15

申请号：DK342383

申请日：1983-07-26

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO

IPC: C07C255/15 ,  C07C67/00 ,  C07C253/00 ,  C07D239/24 ,  C07D239/42

Abstract: There are disclosed a process for preparing a 4-amino-5-dialkoxymethylpyrimidine derivative of the formula: which comprises subjecting a propanenitrile derivative represented by the formula (I) or (II) to reaction with an amidine of the formula wherein all the R to R are as defined in the specification; and a novel starting compound of the above formula (II) useful for the process.

公开(公告)号：HU190727B

公开(公告)日：1986-10-28

申请号：HU262683

申请日：1983-07-27

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO ,  OOMORI KIYOSI

IPC: C07D239/24 ,  A01N43/54 ,  C07D20060101 ,  C07D239/02 ,  C07D239/42

公开(公告)号：GB2118172B

公开(公告)日：1985-11-27

申请号：GB8302225

申请日：1983-01-27

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  INOUE TERUHIKO ,  YOSHIDA HIROSHI ,  OOMORI KIYOSI

IPC: C07D239/42

公开(公告)号：DE3303815A1

公开(公告)日：1983-08-11

申请号：DE3303815

申请日：1983-02-04

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO

IPC: C07D239/42 ,  C07D317/32

Abstract: A process for preparing a 4-amino-5-dialkoxymethylpyrimidine derivative of the formula: which comprises reacting a propanenitrile derivative represented by the formula (I) or the novel compound represented by formula (II): (I) (II) with an amidine of the formula: wherein R1 to R6 are as defined in the specification. Also disclosed is a process for making the novel compounds of formula (II).

公开(公告)号：CH605534A5

公开(公告)日：1978-09-29

申请号：CH1184774

申请日：1974-08-30

Applicant: UBE INDUSTRIES

Inventor： YAMAZAKI TOSHIHARU ,  NAKAI MAMORU ,  KUROKI YOSHIAKI

IPC: C07C49/597 ,  B01J21/00 ,  B01J23/00 ,  B01J27/00 ,  C07B61/00 ,  C07C45/00 ,  C07C45/45 ,  C07C45/57 ,  C07C45/59 ,  C07C45/60 ,  C07C67/00 ,  C07C49/46

Abstract: A novel and industrial process for preparing cyclopentenone derivatives by heating C5+L{18 C13 aliphatic acids having one substituent or intramolecular esters thereof in the presence of a solid acid catalyst in a good yield.

公开(公告)号：DK156723C

公开(公告)日：1990-02-19

申请号：DK342283

申请日：1983-07-26

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO ,  OOMORI KIYOSI

IPC: C07D239/24 ,  A01N43/54 ,  C07D20060101 ,  C07D239/02 ,  C07D239/42

公开(公告)号：CH653023A5

公开(公告)日：1985-12-13

申请号：CH61783

申请日：1983-02-03

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO ,  OOMORI KIYOSI

IPC: C07D239/42

公开(公告)号：DK342283A

公开(公告)日：1984-03-08

申请号：DK342283

申请日：1983-07-26

Applicant: UBE INDUSTRIES

Inventor： FUJII KOZO ,  NISHIHIRA KEIGO ,  SAWADA HIROYUKI ,  TANAKA SHUJI ,  NAKAI MAMORU ,  YOSHIDA HIROSHI ,  INOUE TERUHIKO ,  OOMORI KIYOSI

IPC: C07D239/24 ,  A01N43/54 ,  C07D20060101 ,  C07D239/02 ,  C07D239/42 ,  C07D

Abstract: A process for preparing 2-alkyl-4-amino-5- aminomethylpyrimidines comprises subjecting a 2-alkyl-4- amino-5-formylpyrimidine to catalytic reaction with hydrogen and ammonia in the presence of a reduction catalyst. In the process in question, the sought-after product is obtained in a much higher yield as compared with that of the previously known processes.