GB1483944A - 4,5-seco steroids - Google Patents

4,5-seco steroids

Info

Publication number
GB1483944A
GB1483944A GB54692/74A GB5469274A GB1483944A GB 1483944 A GB1483944 A GB 1483944A GB 54692/74 A GB54692/74 A GB 54692/74A GB 5469274 A GB5469274 A GB 5469274A GB 1483944 A GB1483944 A GB 1483944A
Authority
GB
United Kingdom
Prior art keywords
seco
steroids
seco steroids
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
GB54692/74A
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.)
ER Squibb and Sons LLC
Original Assignee
ER Squibb and Sons LLC
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 ER Squibb and Sons LLC filed Critical ER Squibb and Sons LLC
Publication of GB1483944A publication Critical patent/GB1483944A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D317/70—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with ring systems containing two or more relevant rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005—Oxygen-containing hetero ring
    • C07J71/0026—Oxygen-containing hetero ring cyclic ketals
    • C07J71/0031—Oxygen-containing hetero ring cyclic ketals at positions 16, 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
GB54692/74A 1973-12-20 1974-12-18 4,5-seco steroids Expired GB1483944A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42716873A 1973-12-20 1973-12-20
US52217974A 1974-11-08 1974-11-08

Publications (1)

Publication Number Publication Date
GB1483944A true GB1483944A (en) 1977-08-24

Family

ID=27027315

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54692/74A Expired GB1483944A (en) 1973-12-20 1974-12-18 4,5-seco steroids

Country Status (11)

Country Link
JP (1) JPS5095268A (en)
CA (1) CA1047507A (en)
DD (1) DD116032A5 (en)
DE (1) DE2459467A1 (en)
DK (1) DK666074A (en)
FR (1) FR2255061A1 (en)
GB (1) GB1483944A (en)
HU (1) HU171180B (en)
NL (1) NL7416492A (en)
NO (1) NO744612L (en)
SE (1) SE7416083L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984474A (en) * 1975-05-30 1976-10-05 E. R. Squibb & Sons, Inc. 4,5-Secoandrostanes

Also Published As

Publication number Publication date
CA1047507A (en) 1979-01-30
HU171180B (en) 1977-11-28
DK666074A (en) 1975-08-25
SE7416083L (en) 1975-06-23
FR2255061A1 (en) 1975-07-18
DD116032A5 (en) 1975-11-05
DE2459467A1 (en) 1975-07-10
NO744612L (en) 1975-07-14
JPS5095268A (en) 1975-07-29
NL7416492A (en) 1975-06-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee