CA974536A - Preparation of organic isocyanates - Google Patents

Preparation of organic isocyanates

Info

Publication number
CA974536A
CA974536A CA156,024A CA156024A CA974536A CA 974536 A CA974536 A CA 974536A CA 156024 A CA156024 A CA 156024A CA 974536 A CA974536 A CA 974536A
Authority
CA
Canada
Prior art keywords
preparation
organic isocyanates
isocyanates
organic
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
Application number
CA156,024A
Other languages
English (en)
Other versions
CA156024S (en
Inventor
Robert A.C. Rennie
John Crosby
Robert M. Paton
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA974536A publication Critical patent/CA974536A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/12—Preparation of derivatives of isocyanic acid from or via nitrogen analogues of carboxylic acids, e.g. from hydroxamic acids, involving a Hofmann, Curtius or Lossen-type rearrangement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA156,024A 1971-11-08 1972-11-08 Preparation of organic isocyanates Expired CA974536A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5171671A GB1360407A (en) 1971-11-08 1971-11-08 Production of aromatic hydroxamic acid halides

Publications (1)

Publication Number Publication Date
CA974536A true CA974536A (en) 1975-09-16

Family

ID=10461107

Family Applications (1)

Application Number Title Priority Date Filing Date
CA156,024A Expired CA974536A (en) 1971-11-08 1972-11-08 Preparation of organic isocyanates

Country Status (10)

Country Link
US (1) US3914267A (de)
JP (1) JPS4856650A (de)
AU (1) AU476664B2 (de)
BE (1) BE791104A (de)
CA (1) CA974536A (de)
DE (1) DE2254611A1 (de)
FR (1) FR2160065A5 (de)
GB (1) GB1360407A (de)
IT (1) IT970326B (de)
NL (1) NL7215092A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2298532A1 (fr) * 1975-01-22 1976-08-20 Akzo Nv Bis-n-chloramides des acides carboxyliques aromatiques et cycloaliphatiques
DE2502411C2 (de) * 1975-01-22 1977-02-24 Akzo Gmbh Verfahren zur herstellung von bis-n-chloramiden gesaettigter aliphatischer dicarbonsaeuren
EP0545682A3 (en) * 1991-12-03 1993-08-11 Hoechst Celanese Corporation Process for preparing alpha-chloro-alpha-oximino-4-hydroxyacetophenone

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2394597A (en) * 1942-07-09 1946-02-12 Eastman Kodak Co Preparation of organic dhsocyanates
US3076026A (en) * 1960-04-01 1963-01-29 Du Pont Process for the simultaneous production of hydroxylamine and adipic acid
NL6615003A (de) * 1965-10-22 1967-04-24

Also Published As

Publication number Publication date
AU476664B2 (en) 1976-09-30
DE2254611A1 (de) 1973-05-30
BE791104A (fr) 1973-05-08
FR2160065A5 (de) 1973-06-22
AU4878572A (en) 1974-05-16
US3914267A (en) 1975-10-21
JPS4856650A (de) 1973-08-09
IT970326B (it) 1974-04-10
NL7215092A (de) 1973-05-10
GB1360407A (en) 1974-07-17

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