ZA202202832B - Compound a2, preparation method thereof and application thereof as pranoprofen impurity - Google Patents

Compound a2, preparation method thereof and application thereof as pranoprofen impurity

Info

Publication number
ZA202202832B
ZA202202832B ZA2022/02832A ZA202202832A ZA202202832B ZA 202202832 B ZA202202832 B ZA 202202832B ZA 2022/02832 A ZA2022/02832 A ZA 2022/02832A ZA 202202832 A ZA202202832 A ZA 202202832A ZA 202202832 B ZA202202832 B ZA 202202832B
Authority
ZA
South Africa
Prior art keywords
pranoprofen
impurity
compound
preparation
application
Prior art date
Application number
ZA2022/02832A
Inventor
Xia Ren
Jiayuan Li
Qianqian Li
Zongyin Liu
Original Assignee
Shandong Ruian Pharmaceutical Co Ltd
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 Shandong Ruian Pharmaceutical Co Ltd filed Critical Shandong Ruian Pharmaceutical Co Ltd
Publication of ZA202202832B publication Critical patent/ZA202202832B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
    • C07D491/052—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being six-membered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ZA2022/02832A 2021-05-07 2022-03-09 Compound a2, preparation method thereof and application thereof as pranoprofen impurity ZA202202832B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110494454.9A CN113234082A (en) 2021-05-07 2021-05-07 Compound A2, preparation method thereof and application thereof as pranoprofen impurity

Publications (1)

Publication Number Publication Date
ZA202202832B true ZA202202832B (en) 2022-06-29

Family

ID=77132245

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/02832A ZA202202832B (en) 2021-05-07 2022-03-09 Compound a2, preparation method thereof and application thereof as pranoprofen impurity

Country Status (2)

Country Link
CN (1) CN113234082A (en)
ZA (1) ZA202202832B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115677733A (en) * 2022-12-20 2023-02-03 济南宣正药业有限公司 Compound for pranoprofen quality research and preparation method and application thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109942589A (en) * 2019-04-25 2019-06-28 广东先强药业有限公司 A kind of preparation method of new pranoprofen

Also Published As

Publication number Publication date
CN113234082A (en) 2021-08-10

Similar Documents

Publication Publication Date Title
EP4204412A4 (en) Heteroaryl compounds, preparation methods and uses thereof
EP3753941A4 (en) Pyrimidine-fused cyclic compound, preparation method therefor and application thereof
EP3875458A4 (en) Diphenyl-like compound, intermediate thereof, preparation method therefor, pharmaceutical composition thereof and uses thereof
EP3943491A4 (en) Heteroaryl derivative, method for producing same, and pharmaceutical composition comprising same as effective component
ZA202202830B (en) Compound a3 and preparation method and application as pranoprofen impurity thereof
ZA202202833B (en) Compound a1, preparation method thereof and application thereof as pranoprofen impurity
EP3279207A4 (en) Novel compound of 4'-thionucleoside, as well as preparation method therefor, pharmaceutical composition thereof and application thereof
EP4194441A4 (en) Nitroxoline derivative, preparation method therefor, and use thereof
EP3670511A4 (en) Tetrahydroprotoberberine compound, preparation method therefor and uses thereof, and pharmaceutical composition
EP3536159A4 (en) Chocolate composition having improved processability, and preparation method therefor
EP4249480A4 (en) Diphenylpyrazole compound, and preparation method therefor and application thereof
EP4196125A4 (en) Compounds, compositions and methods
ZA202202832B (en) Compound a2, preparation method thereof and application thereof as pranoprofen impurity
EP3889160A4 (en) Thiamine compound, preparation method and pharmaceutical composition thereof
EP3819303A4 (en) Glycoside compound and preparation method therefor, composition, application, and intermediate
EP4065553A4 (en) Novel compound, preparation method thereof, and use thereof
SG11202008531RA (en) Oxazino-quinazoline and Oxazino-quinoline Type Compound, Preparation Method and Uses Thereof
EP4175642A4 (en) Compounds, compositions and methods
EP3689884A4 (en) Novel indene-based transition metal compound, transition metal catalyst composition comprising same, and method for preparing ethylene homopolymer or copolymer of ethylene and -olefin by using same
EP4165060A4 (en) Vaccine compositions, methods, and uses thereof
ZA202100827B (en) Novel compound, preparation method and application thereof
EP3974434A4 (en) Macrolide derivatives, preparation method and application thereof
EP4349843A4 (en) Alpha-salidroside, and preparation method therefor and application thereof
EP4140993A4 (en) Efficient preparation method for tedizolid intermediate, and intermediate
EP4201926A4 (en) Novel intermediate, preparation method for same, and applications thereof