CA1260004A - Methode de preparation de 1,3,2-dioxaphospholes - Google Patents

Methode de preparation de 1,3,2-dioxaphospholes

Info

Publication number
CA1260004A
CA1260004A CA000467732A CA467732A CA1260004A CA 1260004 A CA1260004 A CA 1260004A CA 000467732 A CA000467732 A CA 000467732A CA 467732 A CA467732 A CA 467732A CA 1260004 A CA1260004 A CA 1260004A
Authority
CA
Canada
Prior art keywords
group
added
methyl
methylene chloride
mixture
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
CA000467732A
Other languages
English (en)
Inventor
Kenzo Naito
Masayasu Kato
Kazuo Tsukamura
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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
Priority claimed from JP14330281A external-priority patent/JPS5843979A/ja
Priority claimed from JP666882A external-priority patent/JPS58124793A/ja
Priority claimed from CA000411185A external-priority patent/CA1219856A/fr
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Priority to CA000467732A priority Critical patent/CA1260004A/fr
Application granted granted Critical
Publication of CA1260004A publication Critical patent/CA1260004A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Cephalosporin Compounds (AREA)
CA000467732A 1981-09-10 1984-11-13 Methode de preparation de 1,3,2-dioxaphospholes Expired CA1260004A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000467732A CA1260004A (fr) 1981-09-10 1984-11-13 Methode de preparation de 1,3,2-dioxaphospholes

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP143302/1981 1981-09-10
JP14330281A JPS5843979A (ja) 1981-09-10 1981-09-10 セフアロスポリン化合物の製造方法
JP006668/1982 1982-01-18
JP666882A JPS58124793A (ja) 1982-01-18 1982-01-18 １，３，２−ジオキサホスホ−ル類の製造法
CA000411185A CA1219856A (fr) 1981-09-10 1982-09-10 Methode de production de composes de cephalosporine
CA000467732A CA1260004A (fr) 1981-09-10 1984-11-13 Methode de preparation de 1,3,2-dioxaphospholes

Publications (1)

Publication Number Publication Date
CA1260004A true CA1260004A (fr) 1989-09-26

Family

ID=27167282

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000467732A Expired CA1260004A (fr) 1981-09-10 1984-11-13 Methode de preparation de 1,3,2-dioxaphospholes

Country Status (1)

Country Link
CA (1) CA1260004A (fr)

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Legal Events

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