CA1003856A - Process for purifying and stabilizing malonic dinitrile - Google Patents

Process for purifying and stabilizing malonic dinitrile

Info

Publication number
CA1003856A
CA1003856A CA182,157A CA182157A CA1003856A CA 1003856 A CA1003856 A CA 1003856A CA 182157 A CA182157 A CA 182157A CA 1003856 A CA1003856 A CA 1003856A
Authority
CA
Canada
Prior art keywords
purifying
stabilizing
malonic dinitrile
dinitrile
malonic
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
CA182,157A
Other languages
English (en)
Other versions
CA182157S (fr
Inventor
Werner Heimberger
Hermann Schmitt
Gerd Schreyer
Ferdinand Theissen
Wolfgang Weigert
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.)
Evonik Operations GmbH
Original Assignee
Deutsche Gold und Silber Scheideanstalt
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 Deutsche Gold und Silber Scheideanstalt filed Critical Deutsche Gold und Silber Scheideanstalt
Application granted granted Critical
Publication of CA1003856A publication Critical patent/CA1003856A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA182,157A 1972-12-08 1973-09-28 Process for purifying and stabilizing malonic dinitrile Expired CA1003856A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2260126A DE2260126C2 (de) 1972-12-08 1972-12-08 Verfahren zur Herstellung von reinem, stabilem Malonsäuredinitril

Publications (1)

Publication Number Publication Date
CA1003856A true CA1003856A (en) 1977-01-18

Family

ID=5863896

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,157A Expired CA1003856A (en) 1972-12-08 1973-09-28 Process for purifying and stabilizing malonic dinitrile

Country Status (11)

Country Link
US (1) US3867422A (xx)
JP (1) JPS5647900B2 (xx)
AT (1) AT323126B (xx)
BE (1) BE808338A (xx)
CA (1) CA1003856A (xx)
CH (1) CH592052A5 (xx)
DE (1) DE2260126C2 (xx)
FR (1) FR2209750B1 (xx)
GB (1) GB1436958A (xx)
NL (1) NL7316806A (xx)
SU (1) SU655305A3 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006492A1 (de) * 1980-02-21 1981-08-27 Degussa Ag, 6000 Frankfurt Verfahren zur gewinnung von malonsaeuredinitril
JPH0518393Y2 (xx) * 1987-04-27 1993-05-17
CN112679385B (zh) * 2020-12-31 2022-09-09 河北诚信集团有限公司 一种丙二腈的提纯方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2553406A (en) * 1950-04-08 1951-05-15 American Cyanamid Co Preparation of malononitriles
US2606917A (en) * 1951-06-29 1952-08-12 American Cyanamid Co Preparation of nitriles
US2809986A (en) * 1955-11-17 1957-10-15 Kay Fries Chemicals Inc Method for the purification of malononitrile
US3417126A (en) * 1966-01-14 1968-12-17 Nissan Chemical Ind Ltd Method of producing malononitrile
DE1911174C3 (de) * 1968-04-05 1979-08-09 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Herstellung von Malonsäuredinitril
CS157061B2 (xx) * 1968-05-09 1974-08-23
US3549684A (en) * 1968-10-11 1970-12-22 Chris Craft Ind Inc Production of o-chlorobenzalmalononitrile
US3541133A (en) * 1969-04-03 1970-11-17 Little Inc A Method for synthesizing malononitrile
CH509447A (de) * 1969-06-19 1971-06-30 Madag Maschinen Und App Bau Di Mustereinrichtung an einem Strickapparat
US3616269A (en) * 1969-07-10 1971-10-26 Ashland Oil Inc Method for the purification of malononitrile by the addition of cyclopentadiene followed by distillation
US3607136A (en) * 1969-08-15 1971-09-21 Du Pont Recovery of ammonium sulfate

Also Published As

Publication number Publication date
GB1436958A (en) 1976-05-26
FR2209750A1 (xx) 1974-07-05
CH592052A5 (xx) 1977-10-14
US3867422A (en) 1975-02-18
JPS5647900B2 (xx) 1981-11-12
JPS4987628A (xx) 1974-08-22
FR2209750B1 (xx) 1977-06-03
AT323126B (de) 1975-06-25
SU655305A3 (ru) 1979-03-30
NL7316806A (xx) 1974-06-11
DE2260126C2 (de) 1983-12-01
DE2260126A1 (de) 1974-06-12
BE808338A (fr) 1974-06-06

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19940118