JP2000503632A - (11β,16β)―21―(アセチルオキシ)―11―ヒドロキシ―2’―メチル―5’H―プレグナ―1,4―ジエノ[17,16―D]オキサゾール―3,20―ジオンの製造 - Google Patents
(11β,16β)―21―(アセチルオキシ)―11―ヒドロキシ―2’―メチル―5’H―プレグナ―1,4―ジエノ[17,16―D]オキサゾール―3,20―ジオンの製造Info
- Publication number
- JP2000503632A JP2000503632A JP9521697A JP52169797A JP2000503632A JP 2000503632 A JP2000503632 A JP 2000503632A JP 9521697 A JP9521697 A JP 9521697A JP 52169797 A JP52169797 A JP 52169797A JP 2000503632 A JP2000503632 A JP 2000503632A
- Authority
- JP
- Japan
- Prior art keywords
- formula
- compound
- methyl
- amount
- dione
- 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.)
- Granted
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
- C07J71/0036—Nitrogen-containing hetero ring
- C07J71/0057—Nitrogen and oxygen
- C07J71/0068—Nitrogen and oxygen at position 16(17)
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.式II の(11β,16β)−11,21−ジヒドロキシ−2’−メチル−5’H−プ レグナ−1,4−ジエノ[17,16−d]オキサゾール−3,20−ジオンを 適した有機溶媒中で塩基性触媒及び水の存在下において無水酢酸と反応させるこ とを含む式I の化合物(11β,16β)−21−(アセチルオキシ)−11−ヒドロキシ− 2’−メチル−5’H−プレグナ−1,4−ジエノ[17,16−d]オキサゾ ール−3,20−ジオン(デフラザコルト(deflazacort))の製造法。 2.有機溶媒がハロゲン化(C1−C4)炭化水素、(C1−C4)カルボン酸の (C1−C4)アルキルエステル、ジメチルホルムアミド、アセトニトリル及びア セトンから選ばれる請求の範囲第1項に記載の方法。 3.有機溶媒が(C1−C4)カルボン酸の(C1−C4)アルキルエステルであ る請求の範囲第2項に記載の方法。 4.有機溶媒が酢酸エチルである請求の範囲第3項に記載の方法。 5.塩基性触媒がトリメチルアミン、トリエチルアミン、N−メチル−ピロリ ジン、ピリジン、4−(N,N−ジメチルアミノ)−ピリジン、4−(N,N− ジエチルアミノ)ピリジン、コリジン、ピコリンから選ばれる請求の範囲第1項 に記載の方法。 6.反応温度が−15℃〜30℃である請求の範囲第1項に記載の方法。 7.式IIの化合物対無水酢酸のモル比が1.0/1.2〜1.0/2である 請求の範囲第1項に記載の方法。 8.式IIの化合物対無水酢酸のモル比が約1.0/1.4である請求の範囲 第1項に記載の方法。 9.塩基性触媒の量が式IIの化合物のモル量の0.05〜0.30倍である 請求の範囲第1項に記載の方法。 10.塩基性触媒の量が式IIの化合物のモル量の0.05〜0.10倍であ る請求の範囲第1項に記載の方法。 11.水の量が式IIの化合物のモル量の3〜20倍である請求の範囲第1項 に記載の方法。 12.水の量が式IIの化合物のモル量の5〜15倍である請求の範囲第1項 に記載の方法。 13.反応の完了後に反応混合物を約6〜8のpHにおいて緩衝水溶液を用い て洗浄し、有機相を分離し、濾過し、同じ反応溶媒から最終的生成物を結晶化さ せることによりデフラザコルトを回収する請求の範囲第3又は4項に記載の方法 。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95119626 | 1995-12-13 | ||
EP95119626.0 | 1995-12-13 | ||
PCT/EP1996/005390 WO1997021722A1 (en) | 1995-12-13 | 1996-12-04 | PREPARATION OF (11β,16β)-21-(ACETYLOXY)-11-HYDROXY-2'-METHYL-5'H-PREGNA-1,4-DIENO[17,16-D]OXAZOLE-3,20-DIONE |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000503632A true JP2000503632A (ja) | 2000-03-28 |
JP4016070B2 JP4016070B2 (ja) | 2007-12-05 |
Family
ID=8219882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52169797A Expired - Lifetime JP4016070B2 (ja) | 1995-12-13 | 1996-12-04 | (11β,16β)―21―(アセチルオキシ)―11―ヒドロキシ―2’―メチル―5’H―プレグナ―1,4―ジエノ[17,16―D]オキサゾール―3,20―ジオンの製造 |
Country Status (16)
Country | Link |
---|---|
US (1) | US6103895A (ja) |
EP (1) | EP0876394B1 (ja) |
JP (1) | JP4016070B2 (ja) |
KR (1) | KR100453029B1 (ja) |
CN (1) | CN100358914C (ja) |
AT (1) | ATE201213T1 (ja) |
AU (1) | AU707409B2 (ja) |
CA (1) | CA2238691C (ja) |
DE (1) | DE69612871T2 (ja) |
DK (1) | DK0876394T3 (ja) |
ES (1) | ES2157476T3 (ja) |
GR (1) | GR3035988T3 (ja) |
HK (1) | HK1017691A1 (ja) |
PT (1) | PT876394E (ja) |
WO (1) | WO1997021722A1 (ja) |
ZA (1) | ZA9610412B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2238692C (en) * | 1995-12-13 | 2004-07-20 | Gruppo Lepetit S.P.A. | Preparation of (11.beta.,16.beta.)-21-(3-carboxy-3-oxopropoxy)-11-hydroxy-2'-methyl-5'h-pregna-1,4-dieno[17,16-d]oxazole-3,20-dione |
CN106008660B (zh) * | 2016-06-20 | 2018-02-23 | 湖南科瑞生物制药股份有限公司 | 地夫可特的制备方法 |
CN107488203B (zh) * | 2017-08-30 | 2019-06-04 | 湖南科瑞生物制药股份有限公司 | 一种16a-羟基泼尼松龙的制备方法 |
EP4230196A1 (en) | 2022-02-21 | 2023-08-23 | Som Innovation Biotech, S.A. | Compounds for use in the treatment of dystrophinopathies |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE250538C (ja) * | ||||
DD250538A1 (de) * | 1984-12-11 | 1987-10-14 | Jenapharm Veb | Verfahren zur selektiven acetylierung von hydroxy-steroidcarbonsaeuren |
GB8730216D0 (en) * | 1987-12-29 | 1988-02-03 | Lepetit Spa | Process for preparation of pregnenooxazolines |
CA2238692C (en) * | 1995-12-13 | 2004-07-20 | Gruppo Lepetit S.P.A. | Preparation of (11.beta.,16.beta.)-21-(3-carboxy-3-oxopropoxy)-11-hydroxy-2'-methyl-5'h-pregna-1,4-dieno[17,16-d]oxazole-3,20-dione |
-
1996
- 1996-12-04 CN CNB961990139A patent/CN100358914C/zh not_active Expired - Lifetime
- 1996-12-04 DK DK96942323T patent/DK0876394T3/da active
- 1996-12-04 PT PT96942323T patent/PT876394E/pt unknown
- 1996-12-04 CA CA002238691A patent/CA2238691C/en not_active Expired - Fee Related
- 1996-12-04 AU AU11756/97A patent/AU707409B2/en not_active Expired
- 1996-12-04 KR KR10-1998-0704320A patent/KR100453029B1/ko not_active IP Right Cessation
- 1996-12-04 JP JP52169797A patent/JP4016070B2/ja not_active Expired - Lifetime
- 1996-12-04 ES ES96942323T patent/ES2157476T3/es not_active Expired - Lifetime
- 1996-12-04 EP EP96942323A patent/EP0876394B1/en not_active Expired - Lifetime
- 1996-12-04 DE DE69612871T patent/DE69612871T2/de not_active Expired - Lifetime
- 1996-12-04 US US09/077,728 patent/US6103895A/en not_active Expired - Lifetime
- 1996-12-04 AT AT96942323T patent/ATE201213T1/de active
- 1996-12-04 WO PCT/EP1996/005390 patent/WO1997021722A1/en active IP Right Grant
- 1996-12-11 ZA ZA9610412A patent/ZA9610412B/xx unknown
-
1999
- 1999-06-29 HK HK99102753A patent/HK1017691A1/xx not_active IP Right Cessation
-
2001
- 2001-05-31 GR GR20010400839T patent/GR3035988T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
US6103895A (en) | 2000-08-15 |
DE69612871D1 (de) | 2001-06-21 |
AU1175697A (en) | 1997-07-03 |
DK0876394T3 (da) | 2001-08-06 |
HK1017691A1 (en) | 1999-11-26 |
KR19990072026A (ko) | 1999-09-27 |
ZA9610412B (en) | 1997-07-23 |
EP0876394B1 (en) | 2001-05-16 |
AU707409B2 (en) | 1999-07-08 |
WO1997021722A1 (en) | 1997-06-19 |
CN100358914C (zh) | 2008-01-02 |
CN1204339A (zh) | 1999-01-06 |
PT876394E (pt) | 2001-08-30 |
CA2238691A1 (en) | 1997-06-19 |
EP0876394A1 (en) | 1998-11-11 |
ES2157476T3 (es) | 2001-08-16 |
JP4016070B2 (ja) | 2007-12-05 |
GR3035988T3 (en) | 2001-08-31 |
ATE201213T1 (de) | 2001-06-15 |
CA2238691C (en) | 2004-07-20 |
KR100453029B1 (ko) | 2004-12-17 |
DE69612871T2 (de) | 2001-10-04 |
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