GB1439314A – Process for the production of aromatic dicarboxylic acid diamides
– Google Patents
GB1439314A – Process for the production of aromatic dicarboxylic acid diamides
– Google Patents
Process for the production of aromatic dicarboxylic acid diamides
Info
Publication number
GB1439314A
GB1439314A
GB733175A
GB733175A
GB1439314A
GB 1439314 A
GB1439314 A
GB 1439314A
GB 733175 A
GB733175 A
GB 733175A
GB 733175 A
GB733175 A
GB 733175A
GB 1439314 A
GB1439314 A
GB 1439314A
Authority
GB
United Kingdom
Prior art keywords
dicarboxylic acid
production
aromatic dicarboxylic
diamides
acid diamides
Prior art date
1974-03-06
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
GB733175A
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.)
Akzo NV
Original Assignee
Akzo NV
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.)
1974-03-06
Filing date
1975-02-21
Publication date
1976-06-16
1974-03-06
Priority claimed from DE19742410537
external-priority
patent/DE2410537C3/en
1975-02-21
Application filed by Akzo NV
filed
Critical
Akzo NV
1976-06-16
Publication of GB1439314A
publication
Critical
patent/GB1439314A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C233/00—Carboxylic acid amides
Abstract
1439314 Preparation of diamides AKZO NV 21 Feb 1975 [6 March 1974] 7331/75 Heading C2C Diamides of the general formula in which X represents the radical which may optionally be substituted by one or more alkyl groups having from 1 to 5 carbon atoms, alkoxy groups having from 1 to 5 carbon atoms and/or halogen atoms, are prepared by reacting a dicarboxylic acid corresponding to the general formula with urea in chlorosulphonic acid or in at least 10% by weight oleum as reaction medium at a temperature in the range of from 30 to 200 C.
GB733175A
1974-03-06
1975-02-21
Process for the production of aromatic dicarboxylic acid diamides
Expired
GB1439314A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
DE19742410537
DE2410537C3
(en)
1974-03-06
Process for the production of aromatic dicarboxylic acid diamides
Publications (1)
Publication Number
Publication Date
GB1439314A
true
GB1439314A
(en)
1976-06-16
Family
ID=5909158
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB733175A
Expired
GB1439314A
(en)
1974-03-06
1975-02-21
Process for the production of aromatic dicarboxylic acid diamides
Country Status (14)
Country
Link
US
(1)
US4053510A
(en)
JP
(1)
JPS5745734B2
(en)
AT
(1)
AT338253B
(en)
BE
(1)
BE826114A
(en)
CA
(1)
CA1031788A
(en)
CH
(1)
CH593240A5
(en)
DD
(1)
DD119038A5
(en)
ES
(1)
ES434460A1
(en)
FR
(1)
FR2263231B1
(en)
GB
(1)
GB1439314A
(en)
IT
(1)
IT1029660B
(en)
NL
(1)
NL7502257A
(en)
SE
(1)
SE400774B
(en)
SU
(1)
SU638253A3
(en)
Families Citing this family (3)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US9340482B2
(en)
2013-12-30
2016-05-17
Eastman Chemical Company
Processes for making cyclohexane compounds
US9346737B2
(en)
2013-12-30
2016-05-24
Eastman Chemical Company
Processes for making cyclohexane compounds
US9328050B1
(en)
2014-12-23
2016-05-03
Eastman Chemical Company
Processes for making hydroxymethylbenzoic acid compounds
Family Cites Families (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US1989968A
(en)
*
1933-07-11
1935-02-05
Resinous Prod & Chemical Co
Process for preparing amides
US2723266A
(en)
*
1952-05-15
1955-11-08
British Celanese
Process for producing amides and lactams
US2849482A
(en)
*
1955-11-19
1958-08-26
Henkel & Cie Gmbh
Production of naphthalene-2, 6-dicarboxylic acid
US3607918A
(en)
*
1969-01-10
1971-09-21
Mobil Oil Corp
Preparation of n,n-dimethylterephthalamic acid and terephthalamides from terephthalic acid and aliphatic amides or nitriles
1974
1974-12-30
US
US05/537,120
patent/US4053510A/en
not_active
Expired – Lifetime
1975
1975-01-13
CH
CH34475A
patent/CH593240A5/xx
not_active
IP Right Cessation
1975-01-14
FR
FR7500960A
patent/FR2263231B1/fr
not_active
Expired
1975-02-04
CA
CA219,329A
patent/CA1031788A/en
not_active
Expired
1975-02-05
ES
ES434460A
patent/ES434460A1/en
not_active
Expired
1975-02-07
IT
IT48070/75A
patent/IT1029660B/en
active
1975-02-11
SU
SU752105391A
patent/SU638253A3/en
active
1975-02-21
GB
GB733175A
patent/GB1439314A/en
not_active
Expired
1975-02-21
JP
JP50021810A
patent/JPS5745734B2/ja
not_active
Expired
1975-02-26
NL
NL7502257A
patent/NL7502257A/en
not_active
Application Discontinuation
1975-02-27
AT
AT151575A
patent/AT338253B/en
not_active
IP Right Cessation
1975-02-28
BE
BE153851A
patent/BE826114A/en
unknown
1975-03-04
DD
DD184556A
patent/DD119038A5/xx
unknown
1975-03-05
SE
SE7502427A
patent/SE400774B/en
unknown
Also Published As
Publication number
Publication date
US4053510A
(en)
1977-10-11
BE826114A
(en)
1975-06-16
CA1031788A
(en)
1978-05-23
DE2410537A1
(en)
1975-09-11
FR2263231A1
(en)
1975-10-03
SE7502427L
(en)
1975-09-08
DE2410537B2
(en)
1976-03-11
ES434460A1
(en)
1976-12-16
IT1029660B
(en)
1979-03-20
DD119038A5
(en)
1976-04-05
FR2263231B1
(en)
1978-08-18
JPS50117741A
(en)
1975-09-16
JPS5745734B2
(en)
1982-09-29
SE400774B
(en)
1978-04-10
ATA151575A
(en)
1976-12-15
SU638253A3
(en)
1978-12-15
NL7502257A
(en)
1975-09-09
AU7778675A
(en)
1976-08-05
AT338253B
(en)
1977-08-10
CH593240A5
(en)
1977-11-30
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Legal Events
Date
Code
Title
Description
1976-10-27
PS
Patent sealed [section 19, patents act 1949]
1983-10-05
PCNP
Patent ceased through non-payment of renewal fee
