CA2157938C - Methode de preparation d'atenolol optiquement actif; produit intermediaire - Google Patents

Methode de preparation d'atenolol optiquement actif; produit intermediaire

Info

Publication number
CA2157938C
CA2157938C CA002157938A CA2157938A CA2157938C CA 2157938 C CA2157938 C CA 2157938C CA 002157938 A CA002157938 A CA 002157938A CA 2157938 A CA2157938 A CA 2157938A CA 2157938 C CA2157938 C CA 2157938C
Authority
CA
Canada
Prior art keywords
atenolol
salt
optical purity
acid
optically active
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002157938A
Other languages
English (en)
Other versions
CA2157938A1 (fr
Inventor
Yoshikazu Takehira
Nobuaki Saragai
Kazuhiro Kitaori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osaka Soda Co Ltd
Original Assignee
Daiso Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1344447A external-priority patent/JPH0674243B2/ja
Application filed by Daiso Co Ltd filed Critical Daiso Co Ltd
Publication of CA2157938A1 publication Critical patent/CA2157938A1/fr
Application granted granted Critical
Publication of CA2157938C publication Critical patent/CA2157938C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002157938A 1989-12-27 1990-12-12 Methode de preparation d'atenolol optiquement actif; produit intermediaire Expired - Fee Related CA2157938C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1344447A JPH0674243B2 (ja) 1989-12-27 1989-12-27 光学純度の高い光学活性アテノロール塩及びアテノロールの製法
JP344447/1989 1989-12-27
CA002032098A CA2032098C (fr) 1989-12-27 1990-12-12 Procede de fabrication d'atenolol actif sur le plan optique et de ses intermediaires

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002032098A Division CA2032098C (fr) 1989-12-27 1990-12-12 Procede de fabrication d'atenolol actif sur le plan optique et de ses intermediaires

Publications (2)

Publication Number Publication Date
CA2157938A1 CA2157938A1 (fr) 1991-06-28
CA2157938C true CA2157938C (fr) 1998-07-14

Family

ID=25674402

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002157938A Expired - Fee Related CA2157938C (fr) 1989-12-27 1990-12-12 Methode de preparation d'atenolol optiquement actif; produit intermediaire

Country Status (1)

Country Link
CA (1) CA2157938C (fr)

Also Published As

Publication number Publication date
CA2157938A1 (fr) 1991-06-28

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