ES8206451A1 - Procedimiento para la obtencion de mono-o bis-uretanos n-y o-sustituidos - Google Patents

Procedimiento para la obtencion de mono-o bis-uretanos n-y o-sustituidos

Info

Publication number
ES8206451A1
ES8206451A1 ES505559A ES505559A ES8206451A1 ES 8206451 A1 ES8206451 A1 ES 8206451A1 ES 505559 A ES505559 A ES 505559A ES 505559 A ES505559 A ES 505559A ES 8206451 A1 ES8206451 A1 ES 8206451A1
Authority
ES
Spain
Prior art keywords
hydrocarbon radical
salts
organic
urethanes
carbon atoms
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
ES505559A
Other languages
English (en)
Other versions
ES505559A0 (es
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.)
Bayer AG
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 ES505559A0 publication Critical patent/ES505559A0/es
Publication of ES8206451A1 publication Critical patent/ES8206451A1/es
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
    • C07C263/04—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)

Abstract

PROCEDIMIENTO PARA OBTENCION DE MONO-O BIS-URETANO N- Y O-SUSTITUIDOS. CONSISTE EN LA REACCION DE REESTERIFICACION DE URETANOS DE FORMULA R1-(NHCOOR2)N, EN LA QUE N VALE 1 O 2, R1 ES UN ALQUILO C1-6 O UN CICLOALQUILO C6-13 Y R2 ES UN HIDROXIALQUILO C2-4, CON ALCOHOLES QUE TIENEN GRUPOS HIDROXILO PRIMARIOS SOLAMENTE DE FORMULA R3-(OH)M, EN LA QUE M VALE 1 O 2 Y R3 ES UN ALQUILO C8-18 O UM ARALQUILO C8-15. LA REACCION SE LLEVA A CABO EN PRESENCIA DE CATALIZADORES Y A UNA TEMPERATURA ENTRE 100 Y 180 C. ESTOS COMPUESTOS TIENEN APLICACIONES PARA LA SINTESIS DE ISOCIANATOS ORGANICOS.
ES505559A 1980-09-18 1981-09-17 Procedimiento para la obtencion de mono-o bis-uretanos n-y o-sustituidos Expired ES8206451A1 (es)

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 (2)

Publication Number Publication Date
ES505559A0 ES505559A0 (es) 1982-08-16
ES8206451A1 true ES8206451A1 (es) 1982-08-16

Family

ID=6112229

Family Applications (1)

Application Number Title Priority Date Filing Date
ES505559A Expired ES8206451A1 (es) 1980-09-18 1981-09-17 Procedimiento para la obtencion de mono-o bis-uretanos n-y o-sustituidos

Country Status (8)

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

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
US5001210A (en) * 1988-09-30 1991-03-19 Medtronic, Inc. Method for producing polyurethanes from poly-(hydroxyalkyl urethanes)
US4883854A (en) * 1988-09-30 1989-11-28 Medtronic, Inc. Hydroxyl functional monomers
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 (es) * 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
DE3035146A1 (de) 1982-04-22
ZA816453B (en) 1982-09-29
ES505559A0 (es) 1982-08-16
DE3164185D1 (en) 1984-07-19
JPS5782360A (en) 1982-05-22
EP0048368A3 (en) 1982-05-12
EP0048368A2 (de) 1982-03-31
BR8105942A (pt) 1982-06-08
EP0048368B1 (de) 1984-06-13
AU7523681A (en) 1982-03-25
CA1166650A (en) 1984-05-01

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