CA1329215C - Procede pour la fabrication de derives a l'acide nitrilotriacetique - Google Patents

Procede pour la fabrication de derives a l'acide nitrilotriacetique

Info

Publication number
CA1329215C
CA1329215C CA000616408A CA616408A CA1329215C CA 1329215 C CA1329215 C CA 1329215C CA 000616408 A CA000616408 A CA 000616408A CA 616408 A CA616408 A CA 616408A CA 1329215 C CA1329215 C CA 1329215C
Authority
CA
Canada
Prior art keywords
acid
manufacture
signifies
cooh
formula
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 - Lifetime
Application number
CA000616408A
Other languages
English (en)
Inventor
Heinz Dobeli
Erich Hochuli
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 CA000538559A external-priority patent/CA1304886C/fr
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority to CA000616408A priority Critical patent/CA1329215C/fr
Application granted granted Critical
Publication of CA1329215C publication Critical patent/CA1329215C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CA000616408A 1986-07-10 1992-06-19 Procede pour la fabrication de derives a l'acide nitrilotriacetique Expired - Lifetime CA1329215C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000616408A CA1329215C (fr) 1986-07-10 1992-06-19 Procede pour la fabrication de derives a l'acide nitrilotriacetique

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH278286 1986-07-10
CH2782/86 1986-07-10
CA000538559A CA1304886C (fr) 1986-07-10 1987-06-02 Resines chelatant des metaux
CA000616408A CA1329215C (fr) 1986-07-10 1992-06-19 Procede pour la fabrication de derives a l'acide nitrilotriacetique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000538559A Division CA1304886C (fr) 1986-07-10 1987-06-02 Resines chelatant des metaux

Publications (1)

Publication Number Publication Date
CA1329215C true CA1329215C (fr) 1994-05-03

Family

ID=25671368

Family Applications (2)

Application Number Title Priority Date Filing Date
CA000616407A Expired - Lifetime CA1328537C (fr) 1986-07-10 1992-06-19 Resines chelatant des metaux
CA000616408A Expired - Lifetime CA1329215C (fr) 1986-07-10 1992-06-19 Procede pour la fabrication de derives a l'acide nitrilotriacetique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA000616407A Expired - Lifetime CA1328537C (fr) 1986-07-10 1992-06-19 Resines chelatant des metaux

Country Status (1)

Country Link
CA (2) CA1328537C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623655B1 (en) 2000-04-24 2003-09-23 Sigma-Aldrich Co. Metal chelating compositions

Also Published As

Publication number Publication date
CA1328537C (fr) 1994-04-12

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 20110503