BE836387A - Procede de synthese d'urees substituees a partir des carbamates correspondants - Google Patents

Procede de synthese d'urees substituees a partir des carbamates correspondants

Info

Publication number
BE836387A
BE836387A BE162536A BE162536A BE836387A BE 836387 A BE836387 A BE 836387A BE 162536 A BE162536 A BE 162536A BE 162536 A BE162536 A BE 162536A BE 836387 A BE836387 A BE 836387A
Authority
BE
Belgium
Prior art keywords
synthesis
substituted urea
corresponding carbamates
carbamates
urea
Prior art date
Application number
BE162536A
Other languages
English (en)
French (fr)
Inventor
G Cipriani
C Neri
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 filed Critical
Publication of BE836387A publication Critical patent/BE836387A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D233/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/04Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D233/28Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/30Oxygen or sulfur atoms
    • C07D233/32One oxygen atom
    • C07D233/34Ethylene-urea
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/06Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D239/08Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms directly attached in position 2
    • C07D239/10Oxygen or sulfur atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1809Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D233/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/04Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D233/28Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/30Oxygen or sulfur atoms
    • C07D233/32One oxygen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE162536A 1974-12-10 1975-12-08 Procede de synthese d'urees substituees a partir des carbamates correspondants BE836387A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30341/74A IT1026907B (it) 1974-12-10 1974-12-10 Procedimento per la sintesi di uree

Publications (1)

Publication Number Publication Date
BE836387A true BE836387A (fr) 1976-06-08

Family

ID=11229569

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162536A BE836387A (fr) 1974-12-10 1975-12-08 Procede de synthese d'urees substituees a partir des carbamates correspondants

Country Status (19)

Country Link
US (1) US4063021A (nl)
JP (1) JPS594423B2 (nl)
AT (1) AT349487B (nl)
BE (1) BE836387A (nl)
CA (1) CA1058174A (nl)
CH (1) CH624097A5 (nl)
DE (1) DE2555582A1 (nl)
DK (1) DK557075A (nl)
ES (1) ES443591A1 (nl)
FR (1) FR2294169A1 (nl)
GB (1) GB1499180A (nl)
IE (1) IE42456B1 (nl)
IT (1) IT1026907B (nl)
LU (1) LU73953A1 (nl)
NL (1) NL172951C (nl)
NO (1) NO754162L (nl)
SE (1) SE431203B (nl)
SU (1) SU900804A3 (nl)
ZA (1) ZA757617B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57139069A (en) * 1981-02-20 1982-08-27 Nippon Tokushu Noyaku Seizo Kk Substituted tetrahydropyrimidinone derivative, its preparation and herbicide
US4405794A (en) * 1981-12-18 1983-09-20 The Dow Chemical Company Preparation of 2-oxazolidinone and ethyleneurea
JPS58140078A (ja) * 1982-02-16 1983-08-19 Nippon Tokushu Noyaku Seizo Kk メチル置換テトラヒドロ−2−ピリミジノン誘導体、その製法、その中間体及び該中間体の製法、並びに除草剤
JPH0333420U (nl) * 1989-08-10 1991-04-02
DE19743760A1 (de) * 1997-10-02 1999-04-08 Basf Ag Verfahren zur Herstellung von cyclischen Harnstoffderivaten
DE29820895U1 (de) 1998-11-23 1999-02-18 ECS Eich Maschinenbau GmbH, 35745 Herborn Mobiles Wasserreinigungsgerät

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2276696A (en) * 1939-10-06 1942-03-17 Sharples Chemicals Inc Manufacture of homologues of urea
US3053891A (en) * 1959-05-05 1962-09-11 Chemical Construction Corp Process for production of urea
US3923833A (en) * 1968-05-01 1975-12-02 Hoffmann La Roche N-{8 (1-cyano-2-phenyl)ethyl{9 carbamates

Also Published As

Publication number Publication date
SU900804A3 (ru) 1982-01-23
NL172951B (nl) 1983-06-16
DK557075A (da) 1976-06-11
LU73953A1 (nl) 1976-07-01
FR2294169A1 (fr) 1976-07-09
FR2294169B1 (nl) 1982-05-28
NL7514362A (nl) 1976-06-14
SE7513879L (sv) 1976-06-11
NO754162L (nl) 1976-06-11
ATA933175A (de) 1978-09-15
GB1499180A (en) 1978-01-25
DE2555582A1 (de) 1976-06-16
AT349487B (de) 1979-04-10
CA1058174A (en) 1979-07-10
JPS5182225A (nl) 1976-07-19
SE431203B (sv) 1984-01-23
ZA757617B (en) 1976-11-24
NL172951C (nl) 1983-11-16
ES443591A1 (es) 1977-05-01
IE42456L (en) 1976-06-10
IT1026907B (it) 1978-10-20
IE42456B1 (en) 1980-08-13
JPS594423B2 (ja) 1984-01-30
US4063021A (en) 1977-12-13
CH624097A5 (nl) 1981-07-15

Similar Documents

Publication Publication Date Title
FR2294999A1 (fr) Procede de preparation d'amides par hydrolyse biologique
FR2276875A1 (fr) Procede de preparation d'un catalyseur d'hydrodesulfuration
FR2312501A1 (fr) Procede de synthese de composes de la serie des vinblastine-vincristine
FR2300045A1 (fr) Procede de synthese de l'ammoniac
BE806754A (fr) Procede de synthese d'un herbicide
FR2335508A1 (fr) Procede de production d'un intermediaire de synthese de 9-hydroxydibenzo(b,d)pyranes
BE811863A (fr) Procede pour la production d'isocyanates a partir d'urethanes
BE836174A (fr) Procede catalytique de synthese du 1,4-butane-diol a partir d'acide 2-butene-1,4-diotique
BE849311A (fr) Nouveau procede de synthese de la 3',4'-didesoxykanamycine b.
BE849245A (fr) Procede de synthese des penicillines
FR2294169A1 (fr) Procede de synthese d'urees substituees a partir des carbamates correspondants
FR2289241A1 (fr) Procede de preparation d'un catalyseur pour la synthese de l'ammoniac
BE827557A (fr) Procede de synthese d'indolenines substituees
FR2273796A1 (fr) Procede de synthese de l'ether-oxyde de bis(2-(n,n-dimethylamino)ethyle
BE826218A (fr) Procede de preparation d'un catalyseur
BE836214A (fr) Procede de production d'hydroxyphenylacetonitriles
CH556824A (fr) Procede de synthese d'un decapeptide protege.
RO63496A (fr) Procede catalytique pour la synthese de l'ammoniaque a haute pression
BE825934A (fr) Procede de production d'isobutane
BE833454A (fr) Procede de recuperation d'un produit d'un melange contenant un catalyseur
FR2300108A1 (fr) Procede de production de resines formees d'un produit d'addition d'un pol
FR2277035A1 (fr) Reacteur pour la synthese de l'ammoniac
BE836558A (fr) Procede de production d'isocyanates
BE833008A (fr) Procede ameliore de synthese de piperidinesulfamylurees utiles comme agents hypoglycemiants
FR2291975A1 (fr) Procede pour la synthese de dibenzofuranne

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ANIC S.P.A.

Effective date: 19841208