RO78324A - Procede pour la preparation des mono et polymethylenpolyphenylcarbamates - Google Patents

Procede pour la preparation des mono et polymethylenpolyphenylcarbamates

Info

Publication number
RO78324A
RO78324A RO7895314A RO9531478A RO78324A RO 78324 A RO78324 A RO 78324A RO 7895314 A RO7895314 A RO 7895314A RO 9531478 A RO9531478 A RO 9531478A RO 78324 A RO78324 A RO 78324A
Authority
RO
Romania
Prior art keywords
polymethylenpolifenyl
carbame
mono
preparation
polymethylenpolifenyl carbame
Prior art date
Application number
RO7895314A
Other languages
English (en)
Romanian (ro)
Inventor
Edward T Shawl
John G Zajacek
Original Assignee
Atlantic Ricfield Co,Us
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 Ricfield Co,Us filed Critical Atlantic Ricfield Co,Us
Publication of RO78324A publication Critical patent/RO78324A/fr

Links

Classifications

    • 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
    • C07C269/06—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 by reactions not involving the formation of carbamate groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
    • 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
    • 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
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/10—Esters 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
    • C07C271/12—Esters 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/10—Esters 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
    • C07C271/16—Esters 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/26—Esters 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
    • C07C271/28—Esters 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids
    • C07C271/40—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings
    • C07C271/42—Esters 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
    • C07C271/44—Esters 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)
RO7895314A 1977-10-03 1978-10-02 Procede pour la preparation des mono et polymethylenpolyphenylcarbamates RO78324A (fr)

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 (1)

Publication Number Publication Date
RO78324A true RO78324A (fr) 1982-07-06

Family

ID=27126055

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7895314A RO78324A (fr) 1977-10-03 1978-10-02 Procede pour la preparation des mono et polymethylenpolyphenylcarbamates

Country Status (21)

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

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
FR2649103B1 (fr) * 1989-06-29 1991-09-27 Rhone Poulenc Chimie
FR2649104B1 (fr) * 1989-06-29 1991-09-27 Rhone Poulenc Chimie

Also Published As

Publication number Publication date
IL55558A0 (en) 1978-12-17
YU231678A (en) 1982-06-30
AR222808A1 (es) 1981-06-30
GB2004866A (en) 1979-04-11
NO782288L (no) 1979-04-04
NL7807406A (nl) 1979-04-05
DK316878A (da) 1979-04-04
PL117360B1 (en) 1981-07-31
AU3788478A (en) 1980-01-17
CA1105480A (fr) 1981-07-21
BR7806538A (pt) 1979-05-02
LU80245A1 (de) 1979-03-07
GB2004866B (en) 1982-05-06
PL209991A1 (pl) 1979-12-17
FR2404631A1 (fr) 1979-04-27
DE2832379A1 (de) 1979-04-05
PT68605A (en) 1978-10-01
ES473924A1 (es) 1980-04-16
IT7851323A0 (it) 1978-10-02
FR2404631B1 (fr) 1984-06-29
IT1106036B (it) 1985-11-11
DD139576A5 (de) 1980-01-09
SE7810316L (sv) 1979-04-04
JPS5829943B2 (ja) 1983-06-25
JPS5459264A (en) 1979-05-12

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