EP1490382A4 - Process of preparing azithromycin and crystalline 9-deoxo-9a-aza-9a-homoerythromycin a hydrate used therein - Google Patents
Process of preparing azithromycin and crystalline 9-deoxo-9a-aza-9a-homoerythromycin a hydrate used thereinInfo
- Publication number
- EP1490382A4 EP1490382A4 EP02717187A EP02717187A EP1490382A4 EP 1490382 A4 EP1490382 A4 EP 1490382A4 EP 02717187 A EP02717187 A EP 02717187A EP 02717187 A EP02717187 A EP 02717187A EP 1490382 A4 EP1490382 A4 EP 1490382A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- homoerythromycin
- deoxo
- aza
- crystalline
- hydrate used
- 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.)
- Withdrawn
Links
- HRKNNHYKWGYTEN-HOQMJRDDSA-N (2r,3s,4r,5r,8r,10r,11r,12s,13s,14r)-11-[(2s,3r,4s,6r)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,10-trihydroxy-13-[(2r,4r,5s,6s)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,8,10,12,14-hexamethyl-1-oxa-6-azacyclopentadecan-15-one Chemical compound O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)NC[C@H](C)C[C@@](C)(O)[C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 HRKNNHYKWGYTEN-HOQMJRDDSA-N 0.000 title 1
- MQTOSJVFKKJCRP-BICOPXKESA-N azithromycin Chemical compound O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)N(C)C[C@H](C)C[C@@](C)(O)[C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 MQTOSJVFKKJCRP-BICOPXKESA-N 0.000 title 1
- 229960004099 azithromycin Drugs 0.000 title 1
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2002/000588 WO2003082889A1 (en) | 2001-03-21 | 2002-04-03 | Process of preparing azithromycin and crystalline 9-deoxo-9a-aza-9a-homoerythromycin a hydrate used therein |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1490382A1 EP1490382A1 (en) | 2004-12-29 |
EP1490382A4 true EP1490382A4 (en) | 2007-09-12 |
Family
ID=33411531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02717187A Withdrawn EP1490382A4 (en) | 2002-04-03 | 2002-04-03 | Process of preparing azithromycin and crystalline 9-deoxo-9a-aza-9a-homoerythromycin a hydrate used therein |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1490382A4 (en) |
JP (1) | JP2005522470A (en) |
CN (1) | CN1276919C (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101624412B (en) * | 2008-07-10 | 2012-07-04 | 刘力 | Derivative of macrolides, method for preparing same and application thereof |
CN101724000B (en) * | 2008-10-29 | 2012-05-30 | 广东东阳光药业有限公司 | A kind of crystallization method of erythromycin |
CN103159811A (en) * | 2011-12-10 | 2013-06-19 | 山东方明药业集团股份有限公司 | Preparation method for azithromycin intermediate 9a-deoxo-9a-aza-9a-homoerythromycin A |
CN102417531B (en) * | 2011-12-20 | 2014-06-11 | 浙江国邦药业有限公司 | Method for preparing azithromycin monohydrate |
CN105315316A (en) * | 2014-07-21 | 2016-02-10 | 常州制药厂有限公司 | Preparation method for azithromycin intermediate |
CN106632543A (en) * | 2016-12-20 | 2017-05-10 | 宁夏启元药业有限公司 | Synthesis method of azithromycin |
CN109293719A (en) * | 2018-10-12 | 2019-02-01 | 浙江国邦药业有限公司 | A kind of dihydro homoerythromycin crystal compound and preparation method thereof |
CN114516895A (en) * | 2020-11-19 | 2022-05-20 | 江苏威奇达药业有限公司 | Azithromycin amine crystallization method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0827965A2 (en) * | 1996-07-11 | 1998-03-11 | Astur-Pharma, S.A. | Synthesis of 9-deoxo- 9a-aza 11,12-deoxy- 9a-methyl-9a-homoerythromycin A 11,12- hydrogenorthoborate dihydrate |
EP0941999A2 (en) * | 1998-03-13 | 1999-09-15 | Hovione Inter Ltd. | Preparation of azithromycin dihydrate |
WO2001000640A1 (en) * | 1999-06-29 | 2001-01-04 | Biochemie S.A. | Macrolides |
WO2002015842A2 (en) * | 2000-08-23 | 2002-02-28 | Wockhardt Limited | Process for preparation of anhydrous azithromycin |
-
2002
- 2002-04-03 CN CN02828700.2A patent/CN1276919C/en not_active Expired - Fee Related
- 2002-04-03 JP JP2003580353A patent/JP2005522470A/en active Pending
- 2002-04-03 EP EP02717187A patent/EP1490382A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0827965A2 (en) * | 1996-07-11 | 1998-03-11 | Astur-Pharma, S.A. | Synthesis of 9-deoxo- 9a-aza 11,12-deoxy- 9a-methyl-9a-homoerythromycin A 11,12- hydrogenorthoborate dihydrate |
EP0941999A2 (en) * | 1998-03-13 | 1999-09-15 | Hovione Inter Ltd. | Preparation of azithromycin dihydrate |
WO2001000640A1 (en) * | 1999-06-29 | 2001-01-04 | Biochemie S.A. | Macrolides |
WO2002015842A2 (en) * | 2000-08-23 | 2002-02-28 | Wockhardt Limited | Process for preparation of anhydrous azithromycin |
Non-Patent Citations (1)
Title |
---|
See also references of WO03082889A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1276919C (en) | 2006-09-27 |
CN1625560A (en) | 2005-06-08 |
EP1490382A1 (en) | 2004-12-29 |
JP2005522470A (en) | 2005-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20040903 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SEONG, MI RA Inventor name: KIM, GI JEONG Inventor name: SUH, KWEE HYUN Inventor name: YUN, SANG MIN |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: KIM, GI JEONG Inventor name: YUN, SANG MIN Inventor name: SUH, KWEE HYUN Inventor name: SEONG, MI RA |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20070813 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: A61K 31/7048 20060101ALI20070807BHEP Ipc: A61P 31/04 20060101ALI20070807BHEP Ipc: C07H 17/08 20060101AFI20031015BHEP |
|
17Q | First examination report despatched |
Effective date: 20071016 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20091102 |