ZA816453B - Process for the production of n-and o-substituted mono-or bis-urethanes and the use thereof as starting material for the production of aliphatic isocyanates - Google Patents

Process for the production of n-and o-substituted mono-or bis-urethanes and the use thereof as starting material for the production of aliphatic isocyanates

Info

Publication number
ZA816453B
ZA816453B ZA816453A ZA816453A ZA816453B ZA 816453 B ZA816453 B ZA 816453B ZA 816453 A ZA816453 A ZA 816453A ZA 816453 A ZA816453 A ZA 816453A ZA 816453 B ZA816453 B ZA 816453B
Authority
ZA
South Africa
Prior art keywords
production
urethanes
bis
starting material
substituted mono
Prior art date
Application number
ZA816453A
Other languages
English (en)
Inventor
Heinrich Krimm
Hans Josef Buysch
Original Assignee
Bayer 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
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of ZA816453B publication Critical patent/ZA816453B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA816453A 1980-09-18 1981-09-17 Process for the production of n-and o-substituted mono-or bis-urethanes and the use thereof as starting material for the production of aliphatic isocyanates ZA816453B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803035146 DE3035146A1 (de) 1980-09-18 1980-09-18 Verfahren zur herstellung von n- und o-substituierten mono- oder bis-urethanen, sowie deren verwendung als ausgangsmaterial zur herstellung von aliphatischen isocyanaten

Publications (1)

Publication Number Publication Date
ZA816453B true ZA816453B (en) 1982-09-29

Family

ID=6112229

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA816453A ZA816453B (en) 1980-09-18 1981-09-17 Process for the production of n-and o-substituted mono-or bis-urethanes and the use thereof as starting material for the production of aliphatic isocyanates

Country Status (8)

Country Link
EP (1) EP0048368B1 (pt)
JP (1) JPS5782360A (pt)
AU (1) AU7523681A (pt)
BR (1) BR8105942A (pt)
CA (1) CA1166650A (pt)
DE (2) DE3035146A1 (pt)
ES (1) ES8206451A1 (pt)
ZA (1) ZA816453B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT390442B (de) * 1988-05-30 1990-05-10 Vianova Kunstharz Ag Verfahren zur herstellung von n-(2-benzimidazolyl)-carbamidsaeurealkylester-pr parationen und deren verwendung fuer holzschutzlacke
US4883854A (en) * 1988-09-30 1989-11-28 Medtronic, Inc. Hydroxyl functional monomers
US5001210A (en) * 1988-09-30 1991-03-19 Medtronic, Inc. Method for producing polyurethanes from poly-(hydroxyalkyl urethanes)
US5326903A (en) * 1992-01-10 1994-07-05 Nippon Shokubai Co., Ltd. Process for preparing isocyanates using sintered oxides
JPH11343276A (ja) 1998-03-31 1999-12-14 Mitsui Chem Inc 新規なウレタン化合物及び多環式脂肪族ジイソシアネ―トの製造方法
US6133473A (en) * 1998-06-25 2000-10-17 Rohm And Haas Company Synthesis of carbamate compounds

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265728A (en) * 1962-07-18 1966-08-09 Armour Pharma Substituted phenethyl carbamates
US3734941A (en) * 1968-09-06 1973-05-22 American Cyanamid Co Process for converting urethanes to isocyanates
GB1231946A (pt) * 1969-03-20 1971-05-12
US3919280A (en) * 1974-07-05 1975-11-11 Atlantic Richfield Co Recovery of solvents employed in the production of isocyanates from esters of carbamic acids

Also Published As

Publication number Publication date
DE3164185D1 (en) 1984-07-19
JPS5782360A (en) 1982-05-22
BR8105942A (pt) 1982-06-08
ES505559A0 (es) 1982-08-16
EP0048368A2 (de) 1982-03-31
AU7523681A (en) 1982-03-25
EP0048368B1 (de) 1984-06-13
EP0048368A3 (en) 1982-05-12
ES8206451A1 (es) 1982-08-16
CA1166650A (en) 1984-05-01
DE3035146A1 (de) 1982-04-22

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