GB1225760A - - Google Patents

Info

Publication number
GB1225760A
GB1225760A GB1225760DA GB1225760A GB 1225760 A GB1225760 A GB 1225760A GB 1225760D A GB1225760D A GB 1225760DA GB 1225760 A GB1225760 A GB 1225760A
Authority
GB
United Kingdom
Prior art keywords
reaction
group
halogen
carbonyl group
introduce
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
Other languages
English (en)
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 filed Critical
Publication of GB1225760A publication Critical patent/GB1225760A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J43/00—Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/28—Scaffolds primarily resting on the ground designed to provide support only at a low height
    • E04G1/32—Other free-standing supports, e.g. using trestles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steroid Compounds (AREA)
GB1225760D 1967-10-05 1967-10-05 Expired GB1225760A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4547367 1967-10-05

Publications (1)

Publication Number Publication Date
GB1225760A true GB1225760A (enrdf_load_stackoverflow) 1971-03-24

Family

ID=10437348

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1225760D Expired GB1225760A (enrdf_load_stackoverflow) 1967-10-05 1967-10-05

Country Status (1)

Country Link
GB (1) GB1225760A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463063B (zh) * 2009-01-15 2010-12-29 武汉大学 3α-羟基-2β-胺基-5α-雄甾-17-酮化合物的合成方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101463063B (zh) * 2009-01-15 2010-12-29 武汉大学 3α-羟基-2β-胺基-5α-雄甾-17-酮化合物的合成方法

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Legal Events

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