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GB1377596A - Process for the preparation of 1-substituted 3-hydroxypyrazoles - Google Patents

Process for the preparation of 1-substituted 3-hydroxypyrazoles

Info

Publication number
GB1377596A
GB1377596A GB1404973A GB1404973A GB1377596A GB 1377596 A GB1377596 A GB 1377596A GB 1404973 A GB1404973 A GB 1404973A GB 1404973 A GB1404973 A GB 1404973A GB 1377596 A GB1377596 A GB 1377596A
Authority
GB
United Kingdom
Prior art keywords
alkyl
compounds
hydroxypyrazoles
substituted
preparation
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
GB1404973A
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.)
Berlin Brandenburg Academy of Sciences and Humanities
Original Assignee
Berlin Brandenburg Academy of Sciences and Humanities
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
Priority to GB1366673A priority Critical patent/GB1415910A/en
Application filed by Berlin Brandenburg Academy of Sciences and Humanities filed Critical Berlin Brandenburg Academy of Sciences and Humanities
Priority to GB1404973A priority patent/GB1377596A/en
Publication of GB1377596A publication Critical patent/GB1377596A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/64—Benzothiazoles with only hydrocarbon or substituted hydrocarbon radicals attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

1377596 3-Hydroxypyrazole derivatives AKADEMIE DER WISSENSCHAFTEN DER DDR 23 March 1973 14049/73 Heading C2C Compounds I in which R<SP>1</SP> is H or alkyl; R<SP>2</SP> is H, alkyl or aryl; R<SP>3</SP> is H, alkyl, polyhydroxyalkyl, aryl, aralkyl or heterocyclyl and R<SP>4</SP> is H or alkyl or CR<SP>3</SP>R<SP>4</SP> is cycloalkyl are prepared by rearrangement, using a base, of compounds II Compounds II may be prepared by reaction of R<SP>3</SP>COR<SP>4</SP> with compounds III
GB1404973A 1973-03-21 1973-03-23 Process for the preparation of 1-substituted 3-hydroxypyrazoles Expired GB1377596A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1366673A GB1415910A (en) 1973-03-21 1973-03-21 Benzothiazoles
GB1404973A GB1377596A (en) 1973-03-21 1973-03-23 Process for the preparation of 1-substituted 3-hydroxypyrazoles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1366673A GB1415910A (en) 1973-03-21 1973-03-21 Benzothiazoles
GB1404973A GB1377596A (en) 1973-03-21 1973-03-23 Process for the preparation of 1-substituted 3-hydroxypyrazoles

Publications (1)

Publication Number Publication Date
GB1377596A true GB1377596A (en) 1974-12-18

Family

ID=26249911

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1366673A Expired GB1415910A (en) 1973-03-21 1973-03-21 Benzothiazoles
GB1404973A Expired GB1377596A (en) 1973-03-21 1973-03-23 Process for the preparation of 1-substituted 3-hydroxypyrazoles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1366673A Expired GB1415910A (en) 1973-03-21 1973-03-21 Benzothiazoles

Country Status (1)

Country Link
GB (2) GB1415910A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4716232A (en) * 1985-04-30 1987-12-29 Eli Lilly And Company 1-(vinyl phosphonate adduct) pyrazolidinones
US4767871A (en) * 1985-04-30 1988-08-30 Eli Lilly And Company Pyrazolidinium ylides
US4826993A (en) * 1985-04-30 1989-05-02 Eli Lilly And Company Substituted diazolidinones
FR2773153A1 (en) * 1997-12-29 1999-07-02 Rhone Poulenc Agrochimie NEW FUNGICIDE COMPOUNDS
WO2015129591A1 (en) * 2014-02-28 2015-09-03 住友化学株式会社 Method for producing pyrazole compound

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5978171A (en) * 1982-10-26 1984-05-04 Ikeda Mohandou:Kk Heterocyclic compound

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4716232A (en) * 1985-04-30 1987-12-29 Eli Lilly And Company 1-(vinyl phosphonate adduct) pyrazolidinones
US4767871A (en) * 1985-04-30 1988-08-30 Eli Lilly And Company Pyrazolidinium ylides
US4826993A (en) * 1985-04-30 1989-05-02 Eli Lilly And Company Substituted diazolidinones
FR2773153A1 (en) * 1997-12-29 1999-07-02 Rhone Poulenc Agrochimie NEW FUNGICIDE COMPOUNDS
WO2015129591A1 (en) * 2014-02-28 2015-09-03 住友化学株式会社 Method for producing pyrazole compound
JPWO2015129591A1 (en) * 2014-02-28 2017-03-30 住友化学株式会社 Method for producing pyrazole compound
US9624177B2 (en) 2014-02-28 2017-04-18 Sumitomo Chemical Company, Limited Method for producing pyrazole compound

Also Published As

Publication number Publication date
GB1415910A (en) 1975-12-03

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees