IT1106036B - Processo per la preparazione di difenilmetan-mono-e di-carbamati e polimetilen-polifenil-carbamati mediante ridisposizione acida di un composto(alcossicarbonil)fenilamino metilfenilico - Google Patents

Processo per la preparazione di difenilmetan-mono-e di-carbamati e polimetilen-polifenil-carbamati mediante ridisposizione acida di un composto(alcossicarbonil)fenilamino metilfenilico

Info

Publication number
IT1106036B
IT1106036B IT51323/78A IT5132378A IT1106036B IT 1106036 B IT1106036 B IT 1106036B IT 51323/78 A IT51323/78 A IT 51323/78A IT 5132378 A IT5132378 A IT 5132378A IT 1106036 B IT1106036 B IT 1106036B
Authority
IT
Italy
Prior art keywords
carbamates
alcoxycarbonyl
redisposition
phenylamine
polyphenyl
Prior art date
Application number
IT51323/78A
Other languages
English (en)
Italian (it)
Other versions
IT7851323A0 (it
Original Assignee
Atlantic Richfield Co
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 US05/905,705 external-priority patent/US4146727A/en
Application filed by Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of IT7851323A0 publication Critical patent/IT7851323A0/it
Application granted granted Critical
Publication of IT1106036B publication Critical patent/IT1106036B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06Esters of carbamic acids
    • C07C271/08Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/26Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring
    • C07C271/28Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring to a carbon atom of a non-condensed six-membered aromatic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00Derivatives of isocyanic acid
    • C07C265/14Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/04Preparation 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/06Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06Esters of carbamic acids
    • C07C271/08Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/10Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C271/12Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06Esters of carbamic acids
    • C07C271/08Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/10Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C271/16Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06Esters of carbamic acids
    • C07C271/40Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings
    • C07C271/42Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C271/44Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT51323/78A 1977-10-03 1978-10-02 Processo per la preparazione di difenilmetan-mono-e di-carbamati e polimetilen-polifenil-carbamati mediante ridisposizione acida di un composto(alcossicarbonil)fenilamino metilfenilico IT1106036B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83869177A 1977-10-03 1977-10-03
US05/905,705 US4146727A (en) 1977-10-03 1978-05-15 Process for the preparation of diphenylmethane mono and dicarbamates and polymethylene polyphenyl carbamates by the acid rearrangement of an (alkoxycarbonyl) phenylaminomethylphenyl compound

Publications (2)

Publication Number Publication Date
IT7851323A0 IT7851323A0 (it) 1978-10-02
IT1106036B true IT1106036B (it) 1985-11-11

Family

ID=27126055

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51323/78A IT1106036B (it) 1977-10-03 1978-10-02 Processo per la preparazione di difenilmetan-mono-e di-carbamati e polimetilen-polifenil-carbamati mediante ridisposizione acida di un composto(alcossicarbonil)fenilamino metilfenilico

Country Status (21)

Country Link
JP (1) JPS5829943B2 (de)
AR (1) AR222808A1 (de)
AU (1) AU3788478A (de)
BR (1) BR7806538A (de)
CA (1) CA1105480A (de)
DD (1) DD139576A5 (de)
DE (1) DE2832379A1 (de)
DK (1) DK316878A (de)
ES (1) ES473924A1 (de)
FR (1) FR2404631A1 (de)
GB (1) GB2004866B (de)
IL (1) IL55558A0 (de)
IT (1) IT1106036B (de)
LU (1) LU80245A1 (de)
NL (1) NL7807406A (de)
NO (1) NO782288L (de)
PL (1) PL117360B1 (de)
PT (1) PT68605A (de)
RO (1) RO78324A (de)
SE (1) SE7810316L (de)
YU (1) YU231678A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202986A (en) * 1979-02-12 1980-05-13 Atlantic Richfield Company Preparation of diphenylmethane dicarbamates and polymethylene polyphenyl carbamates with Lewis acid catalysts intercalated in graphite
US4230877A (en) * 1979-03-22 1980-10-28 Atlantic Richfield Company Method for increasing the 4,4'dicarbamate isomer of the diphenylmethane dicarbamates during preparation thereof
JPS55167273A (en) * 1979-06-18 1980-12-26 Mitsui Toatsu Chem Inc Novel bis(n-carboalkoxy-anilino)methane and its preparation
JPS567749A (en) * 1979-07-03 1981-01-27 Mitsui Toatsu Chem Inc Preparation of polymethylenepolyphenylpolycarbamate
DE2942137A1 (de) * 1979-10-18 1981-04-30 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von methylen-bis-phenylcarbaminsaeureestern und polymethylen-polyphenylcarbaminsaeureestern
JPS5679657A (en) * 1979-12-04 1981-06-30 Mitsui Toatsu Chem Inc Novel preparation of polyisocyanate
JPS5721356A (en) * 1980-07-11 1982-02-04 Mitsui Toatsu Chem Inc Production of aromatic polyisocyanate
JPS58194852A (ja) * 1982-05-10 1983-11-12 Asahi Chem Ind Co Ltd ジフエニルメタンジカルバメ−ト類の製造法
JPS58198454A (ja) * 1982-05-12 1983-11-18 Asahi Chem Ind Co Ltd ジフエニルメタンジカルバメ−ト類の製造方法
JPS58188860U (ja) * 1982-06-11 1983-12-15 日本製罐株式会社 缶口密封装置
JPS5929651A (ja) * 1982-08-11 1984-02-16 Asahi Chem Ind Co Ltd ポリメチレンポリフエニルカルバメ−ト類の製造方法
JPS59106453A (ja) * 1982-12-09 1984-06-20 Asahi Chem Ind Co Ltd N−フエニルカルバメ−ト類の縮合方法
JPS59104354A (ja) * 1982-12-07 1984-06-16 Asahi Chem Ind Co Ltd ジフエニルメタンジカルバメ−ト類の製造方法
JPS59172451A (ja) * 1983-03-18 1984-09-29 Asahi Chem Ind Co Ltd ポリイソシアナ−ト類の製造方法
JPS59153962U (ja) * 1983-03-31 1984-10-16 三菱重工業株式会社 折機
FR2649104B1 (de) * 1989-06-29 1991-09-27 Rhone Poulenc Chimie
FR2649103B1 (de) * 1989-06-29 1991-09-27 Rhone Poulenc Chimie

Also Published As

Publication number Publication date
CA1105480A (en) 1981-07-21
PL209991A1 (pl) 1979-12-17
RO78324A (ro) 1982-07-06
AU3788478A (en) 1980-01-17
PL117360B1 (en) 1981-07-31
AR222808A1 (es) 1981-06-30
NL7807406A (nl) 1979-04-05
PT68605A (en) 1978-10-01
FR2404631B1 (de) 1984-06-29
IT7851323A0 (it) 1978-10-02
SE7810316L (sv) 1979-04-04
GB2004866A (en) 1979-04-11
BR7806538A (pt) 1979-05-02
ES473924A1 (es) 1980-04-16
IL55558A0 (en) 1978-12-17
FR2404631A1 (fr) 1979-04-27
DK316878A (da) 1979-04-04
DD139576A5 (de) 1980-01-09
YU231678A (en) 1982-06-30
LU80245A1 (de) 1979-03-07
DE2832379A1 (de) 1979-04-05
JPS5829943B2 (ja) 1983-06-25
GB2004866B (en) 1982-05-06
JPS5459264A (en) 1979-05-12
NO782288L (no) 1979-04-04

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