ES268558A1 - Heterocyclic carbamates and process for the preparation thereof - Google Patents

Heterocyclic carbamates and process for the preparation thereof

Info

Publication number
ES268558A1
ES268558A1 ES0268558A ES268558A ES268558A1 ES 268558 A1 ES268558 A1 ES 268558A1 ES 0268558 A ES0268558 A ES 0268558A ES 268558 A ES268558 A ES 268558A ES 268558 A1 ES268558 A1 ES 268558A1
Authority
ES
Spain
Prior art keywords
reacting
formula
compound
compounds
alkylimino
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
ES0268558A
Other languages
Spanish (es)
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of ES268558A1 publication Critical patent/ES268558A1/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D339/00Heterocyclic compounds containing rings having two sulfur atoms as the only ring hetero atoms
    • C07D339/02Five-membered rings
    • C07D339/06Five-membered rings having the hetero atoms in positions 1 and 3, e.g. cyclic dithiocarbonates
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D339/00Heterocyclic compounds containing rings having two sulfur atoms as the only ring hetero atoms
    • C07D339/08Six-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

Abstract

The invention comprises compounds of the formula <FORM:0920757/IV(a)/1> where R1, R2 and R3 are each hydrogen or C1-6 alkyl, Q is oxygen or sulphur, and n is 2 or 3 and their preparation by reacting a compound of formula <FORM:0920757/IV(a)/2> as follows: (a) when Y is H, reacting with a compound R1NCO (b) when Y is alkali metal, reacting with R1R2NCO halogen and (c) when Y is -CO halogen, reacting with R1R2NH. The compounds of the second formula above (Y = H) are prepared by reacting an appropriate 2-imino- or 2-alkylimino-heterocyclic hydrohalide with a hydroxylamine salt such as the a hydrohalide or the sulphate. The 2-are prepared by reacting a cyanogen halide with an approximately equimolar amount of a suitable compound of formula HS(CHR3)nQH, and the 2-alkylimino-compounds by reacting a suitable alkylene dihalide with a lower alkyl ammonium alkyldithiocarbamate. Examples are given of all these preparations. The compounds of the invention are insecticides (see Group VI).ALSO:Insecticidal compositions comprise a carrier and a compound of formula <FORM:0920757/VI/1> where R1, R2 and R3 are each hydrogen or C1-6 alkyl, Q is oxygen or sulphur, and n is 2 or 3 (see Group IV (b)). Specified carriers are acetone, ethyl acetate, ethanol, benzene, kerosene, fuller's earth and bentonite. Dispersing agents may be present.
ES0268558A 1960-07-05 1961-06-23 Heterocyclic carbamates and process for the preparation thereof Expired ES268558A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4053960A 1960-07-05 1960-07-05
US11253161A 1961-05-25 1961-05-25

Publications (1)

Publication Number Publication Date
ES268558A1 true ES268558A1 (en) 1962-03-01

Family

ID=26717162

Family Applications (2)

Application Number Title Priority Date Filing Date
ES0268558A Expired ES268558A1 (en) 1960-07-05 1961-06-23 Heterocyclic carbamates and process for the preparation thereof
ES0273767A Expired ES273767A1 (en) 1960-07-05 1962-01-16 Heterocyclic carbamates and process for the preparation thereof

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES0273767A Expired ES273767A1 (en) 1960-07-05 1962-01-16 Heterocyclic carbamates and process for the preparation thereof

Country Status (7)

Country Link
BE (1) BE605636A (en)
CH (1) CH400661A (en)
DE (1) DE1418569A1 (en)
DK (1) DK102832C (en)
ES (2) ES268558A1 (en)
GB (1) GB920757A (en)
NL (1) NL266629A (en)

Also Published As

Publication number Publication date
NL266629A (en)
BE605636A (en)
DE1418569A1 (en) 1969-03-27
ES273767A1 (en) 1962-05-01
CH400661A (en) 1965-10-15
DK102832C (en) 1965-10-11
GB920757A (en) 1963-03-13

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