BR6910529D0 - Processo para a preparacao de 9-alfa-fluoro-16-metileno-prednisolona ou prednisona e de 21-esteres das mesmas - Google Patents

Processo para a preparacao de 9-alfa-fluoro-16-metileno-prednisolona ou prednisona e de 21-esteres das mesmas

Info

Publication number
BR6910529D0
BR6910529D0 BR210529/69A BR21052969A BR6910529D0 BR 6910529 D0 BR6910529 D0 BR 6910529D0 BR 210529/69 A BR210529/69 A BR 210529/69A BR 21052969 A BR21052969 A BR 21052969A BR 6910529 D0 BR6910529 D0 BR 6910529D0
Authority
BR
Brazil
Prior art keywords
prednisolone
prednisone
fluoro
methylene
alpha
Prior art date
Application number
BR210529/69A
Other languages
English (en)
Inventor
K Irmscher
D Orth
Original Assignee
Merck Ag E
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
Priority claimed from DE19681793318 external-priority patent/DE1793318C3/de
Application filed by Merck Ag E filed Critical Merck Ag E
Publication of BR6910529D0 publication Critical patent/BR6910529D0/pt

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BR210529/69A 1968-08-31 1969-07-08 Processo para a preparacao de 9-alfa-fluoro-16-metileno-prednisolona ou prednisona e de 21-esteres das mesmas BR6910529D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681793318 DE1793318C3 (de) 1968-08-31 Verfahren zur Herstellung von 9 a-Fluor-16methylen-prednisolon bzw. -prednison und 21-Estern derselben

Publications (1)

Publication Number Publication Date
BR6910529D0 true BR6910529D0 (pt) 1973-03-13

Family

ID=5707659

Family Applications (1)

Application Number Title Priority Date Filing Date
BR210529/69A BR6910529D0 (pt) 1968-08-31 1969-07-08 Processo para a preparacao de 9-alfa-fluoro-16-metileno-prednisolona ou prednisona e de 21-esteres das mesmas

Country Status (13)

Country Link
US (1) US3684800A (pt)
AT (1) AT310956B (pt)
BE (1) BE738086A (pt)
BR (1) BR6910529D0 (pt)
CH (1) CH521333A (pt)
CS (1) CS172308B2 (pt)
DK (1) DK125244B (pt)
ES (1) ES371022A1 (pt)
FR (1) FR2016708A1 (pt)
GB (1) GB1213118A (pt)
IL (1) IL32378A (pt)
NL (1) NL6908358A (pt)
SE (1) SE351846B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207235A (en) * 1979-01-12 1980-06-10 Syntex (U.S.A.) Inc. Selective epoxidation of steroidal bromohydrins
CN101125877B (zh) * 2007-09-10 2011-04-06 浙江仙琚制药股份有限公司 甲基泼尼松龙醋酸酯的制备方法
CN102061320B (zh) * 2010-12-02 2013-04-03 浙江仙琚制药股份有限公司 11α，17α-二羟基-雄甾-4-烯-3，20-二酮的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3321496A (en) * 1960-11-17 1967-05-23 Merck & Co Inc 16alpha-halo methyl-saturated steroids of the pregnane series
US3376294A (en) * 1961-04-26 1968-04-02 Pfizer & Co C 6-fluoro-16-methylene steroid compounds and process
DE1251758B (de) * 1965-03-23 1967-10-12 E Merck Aktiengesellschaft, Darmstadt Verfahien zur Herstellung von 6a, 9a-Difluor- 16 methylen 1 4 pregnadien 11/?, 17a d'ol 3 20 dion

Also Published As

Publication number Publication date
BE738086A (pt) 1970-03-02
IL32378A0 (en) 1969-08-27
NL6908358A (pt) 1970-03-03
ES371022A1 (es) 1971-12-16
CS172308B2 (pt) 1976-12-29
GB1213118A (en) 1970-11-18
DK125244B (da) 1973-01-22
AT310956B (de) 1973-10-25
DE1793318A1 (de) 1972-03-02
FR2016708A1 (pt) 1970-05-08
SE351846B (pt) 1972-12-11
DE1793318B2 (de) 1976-12-30
US3684800A (en) 1972-08-15
CH521333A (de) 1972-04-15
IL32378A (en) 1972-10-29

Similar Documents

Publication Publication Date Title
BR6677980D0 (pt) Processo para preparacao de ftalanas e iso-cromanas amino-alquilsubstituidas
BR6905681D0 (pt) Processo de preparacao de compostos esteroides da serie do preguano
BR7107109D0 (pt) Processo para fabricacao de acrilonitrila e metacrilonitrila
BR6909792D0 (pt) Processo para a preparacao de hidro-uracilas halo-substituidas
BR7208357D0 (pt) Parapeito aperfeicoado e processo de montagem do mesmo
BR6914372D0 (pt) Processo para a preparacao de esteroides
BR6803907D0 (pt) Processo para preparacao de novos compostos 5-nitro-2-furfurilidenicos e tenilidenicos ou 5-nitropirrol-2-il-metilenicos
BR6910529D0 (pt) Processo para a preparacao de 9-alfa-fluoro-16-metileno-prednisolona ou prednisona e de 21-esteres das mesmas
BR7019722D0 (pt) Composicoes corantes e processo para a fabricacao das mesmas
BR7207834D0 (pt) Processo para obtencao de metilcobalamina
BR6907426D0 (pt) Processo para preparacao de 3-oxigenado-6 7-metileno-20-espiroxanas e seus 19-nor derivados
BR7108473D0 (pt) Processo para preparacao de 3-sulfo-alquil-6-hidroxipiridonas - (2)
BR7103131D0 (pt) Processo de preparacao de 2-piaperidil-carbinois
BR7206093D0 (pt) Processo para preparacao de ciclobutanos
BR6911184D0 (pt) Processo para a preparacao de esteroides
BR7208221D0 (pt) Processo de esmerilhamento
BR7106041D0 (pt) Processo para preparacao de hidroxi-pivalaldeido
BR6915158D0 (pt) Processo para a preparacao de n-tritilimidazois e n-tritiltriazois
BR7203984D0 (pt) Processo de preparacao de cetonas
BR7204888D0 (pt) Processo para preparacao de 4-cloro-benzotiazois
BR6912959D0 (pt) Processo para a preparacao de 6 9 21-trihalogeno esteroides
BR6910312D0 (pt) Processo para preparacao de resinas termoestaveis
BR7204661D0 (pt) Processo para preparacao de diaminodiarilmetanos
BR6908778D0 (pt) Processo para a preparacao de diarilacilofenonas
BR6906974D0 (pt) Processo para a preparacao de treo-fenilalcanolaminas