DK129039B - Process for the preparation of 11β, 16α17α21-tetrahydroxy-pregna-1,4-diene-3,20-diones or the corresponding 16,17-acetonides. - Google Patents

Process for the preparation of 11β, 16α17α21-tetrahydroxy-pregna-1,4-diene-3,20-diones or the corresponding 16,17-acetonides.

Info

Publication number
DK129039B
DK129039B DK435672AA DK435672A DK129039B DK 129039 B DK129039 B DK 129039B DK 435672A A DK435672A A DK 435672AA DK 435672 A DK435672 A DK 435672A DK 129039 B DK129039 B DK 129039B
Authority
DK
Denmark
Prior art keywords
acetonides
pregna
diones
tetrahydroxy
diene
Prior art date
Application number
DK435672AA
Other languages
Danish (da)
Inventor
F Panichi
Original Assignee
S D C Steroidi Dev Co Establis
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 S D C Steroidi Dev Co Establis filed Critical S D C Steroidi Dev Co Establis
Publication of DK129039B publication Critical patent/DK129039B/en

Links

Classifications

    • 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)
DK435672AA 1972-07-07 1972-09-04 Process for the preparation of 11β, 16α17α21-tetrahydroxy-pregna-1,4-diene-3,20-diones or the corresponding 16,17-acetonides. DK129039B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1022672A CH578590A5 (en) 1972-07-07 1972-07-07

Publications (1)

Publication Number Publication Date
DK129039B true DK129039B (en) 1974-08-12

Family

ID=4360817

Family Applications (1)

Application Number Title Priority Date Filing Date
DK435672AA DK129039B (en) 1972-07-07 1972-09-04 Process for the preparation of 11β, 16α17α21-tetrahydroxy-pregna-1,4-diene-3,20-diones or the corresponding 16,17-acetonides.

Country Status (14)

Country Link
JP (1) JPS5327275B2 (en)
AT (1) AT337370B (en)
AU (1) AU475485B2 (en)
BE (1) BE789387A (en)
CA (1) CA998665A (en)
CH (1) CH578590A5 (en)
DE (1) DE2243480A1 (en)
DK (1) DK129039B (en)
FR (1) FR2192557A5 (en)
GB (1) GB1375770A (en)
NL (1) NL155267B (en)
PH (1) PH12606A (en)
SE (1) SE385589B (en)
ZA (1) ZA726559B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147859U (en) * 1981-03-13 1982-09-17
JPS592744U (en) * 1982-06-25 1984-01-09 日本ビクター株式会社 Tape winding mechanism
JPS5918720U (en) * 1982-07-27 1984-02-04 株式会社都島鉄工所 Anti-overturning device for conveyed objects on a conveyor
JPS6296013U (en) * 1985-12-06 1987-06-19
DE102005009194B4 (en) * 2005-03-01 2006-12-14 Hpp-Hommel Pharmaceuticals Production Gmbh Process for the preparation of polymorphically stable triamcinolone acetonide
CN101348516B (en) * 2008-09-08 2010-08-18 天津太平洋化学制药有限公司 Refining process of triamcinolone acetonide raw medicine
CN112358521B (en) * 2019-10-15 2022-02-01 河南利华制药有限公司 Production process for synthesizing betamethasone by utilizing tangential flow tubular reactor

Also Published As

Publication number Publication date
ATA187873A (en) 1975-11-15
FR2192557A5 (en) 1974-02-08
AU4635972A (en) 1974-03-14
CH578590A5 (en) 1976-08-13
CA998665A (en) 1976-10-19
PH12606A (en) 1979-06-27
NL7211172A (en) 1974-01-09
ZA726559B (en) 1973-07-25
AU475485B2 (en) 1976-08-26
AT337370B (en) 1977-06-27
BE789387A (en) 1973-01-15
GB1375770A (en) 1974-11-27
SE385589B (en) 1976-07-12
JPS4935382A (en) 1974-04-01
DE2243480A1 (en) 1974-01-24
NL155267B (en) 1977-12-15
JPS5327275B2 (en) 1978-08-07

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