GB2569412B - Chlorination of pyrazolinones - Google Patents

Chlorination of pyrazolinones Download PDF

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Publication number
GB2569412B
GB2569412B GB1808695.9A GB201808695A GB2569412B GB 2569412 B GB2569412 B GB 2569412B GB 201808695 A GB201808695 A GB 201808695A GB 2569412 B GB2569412 B GB 2569412B
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GB
United Kingdom
Prior art keywords
pyrazolinones
chlorination
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 - Fee Related
Application number
GB1808695.9A
Other versions
GB201808695D0 (en
GB2569412A8 (en
GB2569412A (en
Inventor
Neogi Ishita
Jyoti Das Partha
Grynszpan Flavio
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.)
Individual
Original Assignee
Individual
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Publication date
Application filed by Individual filed Critical Individual
Publication of GB201808695D0 publication Critical patent/GB201808695D0/en
Publication of GB2569412A publication Critical patent/GB2569412A/en
Publication of GB2569412A8 publication Critical patent/GB2569412A8/en
Application granted granted Critical
Publication of GB2569412B publication Critical patent/GB2569412B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • 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
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B39/00—Halogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
GB1808695.9A 2017-06-04 2018-05-29 Chlorination of pyrazolinones Expired - Fee Related GB2569412B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762514847P 2017-06-04 2017-06-04
US201762597448P 2017-12-12 2017-12-12

Publications (4)

Publication Number Publication Date
GB201808695D0 GB201808695D0 (en) 2018-07-11
GB2569412A GB2569412A (en) 2019-06-19
GB2569412A8 GB2569412A8 (en) 2019-07-10
GB2569412B true GB2569412B (en) 2020-04-01

Family

ID=62812422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1808695.9A Expired - Fee Related GB2569412B (en) 2017-06-04 2018-05-29 Chlorination of pyrazolinones

Country Status (1)

Country Link
GB (1) GB2569412B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111992246A (en) * 2020-07-31 2020-11-27 江苏盈天化学有限公司 Supported photocatalyst containing syn- (Me, Me) Bimane structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980000565A1 (en) * 1978-09-05 1980-04-03 E Kosower 1,5-diazabicyclo(3.3.0)octadienedione derivatives,preparation and use thereof as fluorescent labelling agents
US20020041978A1 (en) * 1997-07-09 2002-04-11 Atsushi Oda Organic electroluminescent device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980000565A1 (en) * 1978-09-05 1980-04-03 E Kosower 1,5-diazabicyclo(3.3.0)octadienedione derivatives,preparation and use thereof as fluorescent labelling agents
US20020041978A1 (en) * 1997-07-09 2002-04-11 Atsushi Oda Organic electroluminescent device

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Journal of the American Chemical Society, vol. 112, no. 20, 1990, pages 7305-7314 *
Synlett, vol. 29, no. 8, 2018, pages 1043-1046 *
Tetrahedron Letters, vol. 45, no. 10, 2004, pages 2181 - 2183 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111992246A (en) * 2020-07-31 2020-11-27 江苏盈天化学有限公司 Supported photocatalyst containing syn- (Me, Me) Bimane structure
CN111992246B (en) * 2020-07-31 2022-12-20 江苏盈天环保科技有限公司 Supported photocatalyst containing syn- (Me, me) Bimane structure

Also Published As

Publication number Publication date
GB201808695D0 (en) 2018-07-11
GB2569412A8 (en) 2019-07-10
GB2569412A (en) 2019-06-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220529