CA1074333A - Method for synthesizing n-methyl-ureas - Google Patents

Method for synthesizing n-methyl-ureas

Info

Publication number
CA1074333A
CA1074333A CA267,040A CA267040A CA1074333A CA 1074333 A CA1074333 A CA 1074333A CA 267040 A CA267040 A CA 267040A CA 1074333 A CA1074333 A CA 1074333A
Authority
CA
Canada
Prior art keywords
urea
methyl
ureas
formaldehyde
kgs
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
CA267,040A
Other languages
English (en)
French (fr)
Inventor
Ugo Romano
Giuseppe Iori
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Application granted granted Critical
Publication of CA1074333A publication Critical patent/CA1074333A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C273/1854Preparation 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 by reactions not involving the formation of the N-C(O)-N- moiety
    • C07C273/1863Preparation 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 by reactions not involving the formation of the N-C(O)-N- moiety from urea
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA267,040A 1975-12-03 1976-12-02 Method for synthesizing n-methyl-ureas Expired CA1074333A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT29962/75A IT1051036B (it) 1975-12-03 1975-12-03 Procedimento per la sintesi di n metil uree

Publications (1)

Publication Number Publication Date
CA1074333A true CA1074333A (en) 1980-03-25

Family

ID=11228764

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,040A Expired CA1074333A (en) 1975-12-03 1976-12-02 Method for synthesizing n-methyl-ureas

Country Status (31)

Country Link
JP (1) JPS5271419A (da)
AR (1) AR220673A1 (da)
AT (1) AT350582B (da)
AU (1) AU508607B2 (da)
BE (1) BE849073A (da)
BG (1) BG32846A3 (da)
BR (1) BR7608197A (da)
CA (1) CA1074333A (da)
CS (1) CS193070B2 (da)
DD (1) DD127478A5 (da)
DE (1) DE2654928C3 (da)
DK (1) DK536076A (da)
EG (1) EG12262A (da)
ES (1) ES454228A1 (da)
FR (1) FR2333781A1 (da)
GB (1) GB1517820A (da)
HU (1) HU179578B (da)
IE (1) IE44189B1 (da)
IN (1) IN144718B (da)
IT (1) IT1051036B (da)
LU (1) LU76306A1 (da)
MX (1) MX4021E (da)
NL (1) NL167418C (da)
NO (1) NO147274C (da)
PH (1) PH13011A (da)
PL (1) PL109171B1 (da)
PT (1) PT65922B (da)
SE (1) SE7613630L (da)
TR (1) TR18980A (da)
YU (1) YU292276A (da)
ZA (1) ZA767109B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0215964B1 (en) * 1985-09-10 1991-01-23 Kawaken Fine Chemicals Co., Ltd. Process for preparing cyclic urea derivatives
US4617400A (en) * 1985-09-11 1986-10-14 Kawaken Fine Chemicals Co., Ltd. Process for preparing cyclic urea derivatives
DE3800083A1 (de) * 1988-01-05 1989-07-13 Basf Ag Verfahren zur herstellung von cyclischen n,n'-dimethylharnstoffen
DE4425696A1 (de) * 1994-07-20 1996-01-25 Basf Ag Verfahren zur Herstellung 1,3-disubstituierter Imidazolidinone
DE19743760A1 (de) * 1997-10-02 1999-04-08 Basf Ag Verfahren zur Herstellung von cyclischen Harnstoffderivaten

Also Published As

Publication number Publication date
FR2333781A1 (fr) 1977-07-01
ZA767109B (en) 1977-10-26
JPS5271419A (en) 1977-06-14
IN144718B (da) 1978-06-24
PL109171B1 (en) 1980-05-31
ATA894276A (de) 1978-11-15
AU2014576A (en) 1978-06-08
GB1517820A (en) 1978-07-12
BG32846A3 (en) 1982-10-15
PT65922A (en) 1977-01-01
DE2654928A1 (de) 1977-06-16
AT350582B (de) 1979-06-11
EG12262A (en) 1978-12-31
BE849073A (fr) 1977-06-03
NL167418C (nl) 1981-12-16
HU179578B (en) 1982-11-29
NO764100L (da) 1977-06-06
DE2654928C3 (de) 1979-05-31
NO147274B (no) 1982-11-29
NL167418B (nl) 1981-07-16
NO147274C (no) 1983-03-09
SE7613630L (sv) 1977-06-04
DK536076A (da) 1977-06-04
AU508607B2 (en) 1980-03-27
MX4021E (es) 1981-11-03
NL7613527A (nl) 1977-06-07
DD127478A5 (da) 1977-09-28
IE44189L (en) 1977-06-03
TR18980A (tr) 1978-02-06
PH13011A (en) 1979-11-09
IT1051036B (it) 1981-04-21
FR2333781B1 (da) 1980-10-24
ES454228A1 (es) 1977-11-16
IE44189B1 (en) 1981-09-09
BR7608197A (pt) 1977-11-22
PT65922B (en) 1978-06-13
LU76306A1 (da) 1977-06-08
DE2654928B2 (de) 1978-10-05
CS193070B2 (en) 1979-09-17
AR220673A1 (es) 1980-11-28
YU292276A (en) 1982-05-31

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Legal Events

Date Code Title Description
MKEX Expiry