GB1149036A - 4,5-secosteroids, their preparation and cyclization - Google Patents

4,5-secosteroids, their preparation and cyclization

Info

Publication number
GB1149036A
GB1149036A GB35780/66A GB3578066A GB1149036A GB 1149036 A GB1149036 A GB 1149036A GB 35780/66 A GB35780/66 A GB 35780/66A GB 3578066 A GB3578066 A GB 3578066A GB 1149036 A GB1149036 A GB 1149036A
Authority
GB
United Kingdom
Prior art keywords
alkyl
give
dione
methyl
reacted
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
GB35780/66A
Other languages
English (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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of GB1149036A publication Critical patent/GB1149036A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/74—Benzo[b]pyrans, hydrogenated in the carbocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/16—Benz[e]indenes; Hydrogenated benz[e]indenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB35780/66A 1965-08-13 1966-08-10 4,5-secosteroids, their preparation and cyclization Expired GB1149036A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47962765A 1965-08-13 1965-08-13

Publications (1)

Publication Number Publication Date
GB1149036A true GB1149036A (en) 1969-04-16

Family

ID=23904768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35780/66A Expired GB1149036A (en) 1965-08-13 1966-08-10 4,5-secosteroids, their preparation and cyclization

Country Status (4)

Country Link
US (1) US3454600A (enExample)
CH (1) CH517721A (enExample)
GB (1) GB1149036A (enExample)
NL (1) NL6611399A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544598A (en) * 1966-05-13 1970-12-01 Hoffmann La Roche Stereospecific hydrogenation of benzopyrans
US3920748A (en) * 1972-06-12 1975-11-18 Hoffmann La Roche Steroid total synthesis and intermediates
US4898986A (en) * 1986-09-09 1990-02-06 Takeda Chemical Industries, Ltd. Inosose derivatives, production and use thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138617A (en) * 1959-08-27 1964-06-23 Roussel Uclaf Processes for the production of 19-nor-delta4-[9beta], [10alpha]-androstenes and intermediates
US3115507A (en) * 1960-01-22 1963-12-24 Roussel Uclaf New analogs of 19-nor-testosterone, their esters and process of preparation
US3101349A (en) * 1962-05-07 1963-08-20 Searle & Co Optionally 17-alkylated 17-oxygenated-2-oxaandrostanes and intermediates
GB1028570A (en) * 1963-08-14 1966-05-04 Searle & Co D-oxasteroids and derivatives thereof
US3288810A (en) * 1965-05-20 1966-11-29 Squibb & Sons Inc Synthesis of steroids

Also Published As

Publication number Publication date
US3454600A (en) 1969-07-08
CH517721A (de) 1972-01-15
NL6611399A (enExample) 1967-02-14

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