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GB2001990B - Process for the preparation of prednisolone derivatives - Google Patents

Process for the preparation of prednisolone derivatives

Info

Publication number
GB2001990B
GB2001990B GB7830072A GB7830072A GB2001990B GB 2001990 B GB2001990 B GB 2001990B GB 7830072 A GB7830072 A GB 7830072A GB 7830072 A GB7830072 A GB 7830072A GB 2001990 B GB2001990 B GB 2001990B
Authority
GB
United Kingdom
Prior art keywords
preparation
prednisolone derivatives
prednisolone
derivatives
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
GB7830072A
Other versions
GB2001990A (en
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.)
Lark SpA
Original Assignee
Lark SpA
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 Lark SpA filed Critical Lark SpA
Priority to GB7830072A priority Critical patent/GB2001990B/en
Publication of GB2001990A publication Critical patent/GB2001990A/en
Application granted granted Critical
Publication of GB2001990B publication Critical patent/GB2001990B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C07J5/0046—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
    • C07J5/0061—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16
    • C07J5/0069—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16 by a saturated or unsaturated hydrocarbon group
    • C07J5/0076—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa substituted in position 16 by a saturated or unsaturated hydrocarbon group by an alkyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
GB7830072A 1977-07-16 1978-07-17 Process for the preparation of prednisolone derivatives Expired GB2001990B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7830072A GB2001990B (en) 1977-07-16 1978-07-17 Process for the preparation of prednisolone derivatives

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2998877 1977-07-16
GB7830072A GB2001990B (en) 1977-07-16 1978-07-17 Process for the preparation of prednisolone derivatives

Publications (2)

Publication Number Publication Date
GB2001990A GB2001990A (en) 1979-02-14
GB2001990B true GB2001990B (en) 1982-01-13

Family

ID=26260193

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7830072A Expired GB2001990B (en) 1977-07-16 1978-07-17 Process for the preparation of prednisolone derivatives

Country Status (1)

Country Link
GB (1) GB2001990B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990612A (en) * 1984-06-11 1991-02-05 The Upjohn Company 16α-methylation process
JPS611699A (en) * 1984-06-11 1986-01-07 ジ　アツプジヨン　カンパニー 16 alpha-methylation
US4704455A (en) * 1984-06-11 1987-11-03 The Upjohn Company 16α-methylatedΔ17(20)-corticoids
EP0308412B1 (en) * 1986-06-04 1992-03-18 The Upjohn Company 16$g(a)-METHYLATION PROCESS
FR2692266B1 (en) * 1992-06-11 1994-08-05 Roussel Uclaf NEW PROCESS FOR THE PREPARATION OF 16 ALPHA-METHYLE STEROUIDES.
RU2418805C1 (en) * 2009-12-09 2011-05-20 Татьяна Степановна Савинова METHOD OF PRODUCING 3β-ACETOXY-17α-HYDROPEROXY-16α-METHYLPREGNANES FROM Δ16-20-KETOSTEROIDS AND METHOD OF PRODUCING 3β-ACETOXY-17α-HYDROXY-16α-METHYLPREGNANES USING 3β-ACETOXY-17α-HYDROPEROXY-16α-METHYLPREGNANES
CN109096355A (en) * 2018-10-23 2018-12-28 山东泰华生物科技股份有限公司 A kind of preparation method of dexamethasone acetate

Also Published As

Publication number Publication date
GB2001990A (en) 1979-02-14

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Legal Events

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