GB1525645A - Process for preparing iminodiacetonitrile - Google Patents

Process for preparing iminodiacetonitrile

Info

Publication number
GB1525645A
GB1525645A GB13484/76A GB1348476A GB1525645A GB 1525645 A GB1525645 A GB 1525645A GB 13484/76 A GB13484/76 A GB 13484/76A GB 1348476 A GB1348476 A GB 1348476A GB 1525645 A GB1525645 A GB 1525645A
Authority
GB
United Kingdom
Prior art keywords
hcn
hexamethylene tetramine
acid
strong acid
iminodiacetonitrile
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
GB13484/76A
Other languages
English (en)
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.)
WR Grace and Co
Original Assignee
WR Grace and 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
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of GB1525645A publication Critical patent/GB1525645A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cephalosporin Compounds (AREA)
GB13484/76A 1975-04-04 1976-04-02 Process for preparing iminodiacetonitrile Expired GB1525645A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56514875A 1975-04-04 1975-04-04
US05/652,497 US3993681A (en) 1975-04-04 1976-01-26 Process for preparing iminodiacetonitrile

Publications (1)

Publication Number Publication Date
GB1525645A true GB1525645A (en) 1978-09-20

Family

ID=27073776

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13484/76A Expired GB1525645A (en) 1975-04-04 1976-04-02 Process for preparing iminodiacetonitrile

Country Status (9)

Country Link
US (1) US3993681A (enExample)
JP (1) JPS51138618A (enExample)
DE (1) DE2613994A1 (enExample)
FR (1) FR2306198A1 (enExample)
GB (1) GB1525645A (enExample)
IE (1) IE43027B1 (enExample)
IT (1) IT1059267B (enExample)
NL (1) NL7603451A (enExample)
SE (1) SE7603952L (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156096A (en) * 1978-03-15 1979-05-22 W. R. Grace & Co. Process for recovering dissolved iminodiacetonitrile from effluent liquors
DE2942437A1 (de) * 1979-10-20 1981-04-23 Degussa Ag, 6000 Frankfurt Verfahren zur herstellung von iminodiacetonitril
US4895971A (en) * 1988-10-31 1990-01-23 W. R. Grace & Co.-Conn. Process for the production of iminodiacetonitrile
US5008428A (en) * 1989-10-26 1991-04-16 W. R. Grace & Co.-Conn. Integrated process for the production of aminoacetonitriles
EP0435334B1 (en) 1989-12-29 1997-11-05 Fuji Photo Film Co., Ltd. Silver halide color photographic material containing yellow colored cyan coupler

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA684850A (en) * 1964-04-21 Koenig Franz Iminodiacetonitrile and a method of preparing same
US2511487A (en) * 1946-08-08 1950-06-13 Du Pont Synthesis of iminodiacetonitrile
US2794044A (en) * 1955-08-30 1957-05-28 Du Pont Synthesis of iminodiacetonitrile
US3167580A (en) * 1962-04-12 1965-01-26 American Cyanamid Co Process for the preparation of iminodiacetonitrile
US3412137A (en) * 1965-10-14 1968-11-19 Geigy Chemical Company Process for the preparation of nitriles

Also Published As

Publication number Publication date
DE2613994A1 (de) 1976-10-21
IT1059267B (it) 1982-05-31
SE7603952L (sv) 1976-10-05
IE43027B1 (en) 1980-12-03
NL7603451A (nl) 1976-10-06
FR2306198B1 (enExample) 1980-12-19
US3993681A (en) 1976-11-23
FR2306198A1 (fr) 1976-10-29
JPS51138618A (en) 1976-11-30

Similar Documents

Publication Publication Date Title
GB1491697A (en) Process for the production of ferrocyanide blue
GB1526481A (en) Manufacture of substituted glycinonitriles and amino acid salts
MX171749B (es) Proceso para la produccion de iminodiacetonitrilo a patir de glicolonitrilo y amoniaco o su sal
GB1135552A (en) Process for the preparation of white iron phosphate
RU93051094A (ru) Способ производства азотнофосфорных продуктов и продукты, полученные таким способом
ATE163637T1 (de) Verfahren zur herstellung von phosphor und stickstoff enthaltenden produkten
GB1135265A (en) Preparation of amine-nitriles, and acids and salts derived therefrom
GB1525645A (en) Process for preparing iminodiacetonitrile
GB1125977A (en) Process for the manufacture of nitrilo-tris-methylene phosphonic acid
ATE66465T1 (de) Verfahren zur herstellung von iminodiacetonitril.
GB1138883A (en) A method for preparing an -‡-aminoaliphaticcarboxylic acid from the corresponding -‡-chlorocarboxylic acid and ammonia
GB1468647A (en) Process for the preparation of 2-nitro-4,6-dichloro-5-methyl phenol
US2692281A (en) Preparation of hydrazodicarbonamide
JPS5319999A (en) Production of phosphate and ammonium chloride
GB1475825A (en) Process for the production of n,n-diallyl-dichloroacetamide
GB1303949A (enExample)
ES422858A1 (es) Procedimiento para la preparacion de n-(1,1-di-fosfono-e- til)-acetamidina.
GB1499217A (en) Preparation of hydrazodicarbonamide
GB1490680A (en) Preparation of d,l-panto-lactone
GB1509798A (en) Process for preparing monocalcium phosphate compositions having reduced caking tendencies
GB1388709A (en) Process for preparing sigma,omega-diaminocarboxylic acids
GB1491090A (en) Manufacture of stabilised hardenable calcium sulphate
GB1185092A (en) Process for Preparing Methylenebisimino Diacetonitrile
GB1377588A (en) Process for preparing dinitroanthraquinones
ES441641A1 (es) Procedimiento para la preparacion de soluciones de resinas endurecibles de urea y formaldehido.

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee