Title:
METHOD FOR PRODUCING VITAMIN D DERIVATIVE BY USING CONVERGENT METHOD
Document Type and Number:
WIPO Patent Application WO/2007/064011
Kind Code:
A1
Abstract:
Disclosed is a novel method for producing [{(5Z,7E)-(1S,3R,20S)-1,3-dihydroxy-9,10-secopregna-
5,7,10(19),16-tetraene-20-yl}oxy]-N-(2,2,3,3,3- pentafluoropropyl)acetamide
represented by the following reaction formula. [Chemical formula 1] Also disclosed
are an intermediate useful for such a production method, and a method for producing
such an intermediate.
Inventors:
OGASAWARA KUNIO (JP)
EMURA TAKASHI (JP)
KAWASE AKIRA (JP)
TAKANO KOJI (JP)
YAMAMOTO KEISUKE (JP)
KATO YOSHIAKI (JP)
EMURA TAKASHI (JP)
KAWASE AKIRA (JP)
TAKANO KOJI (JP)
YAMAMOTO KEISUKE (JP)
KATO YOSHIAKI (JP)
Application Number:
PCT/JP2006/324181
Publication Date:
June 07, 2007
Filing Date:
December 04, 2006
Export Citation:
Assignee:
CHUGAI PHARMACEUTICAL CO LTD (JP)
OGASAWARA KUNIO (JP)
EMURA TAKASHI (JP)
KAWASE AKIRA (JP)
TAKANO KOJI (JP)
YAMAMOTO KEISUKE (JP)
KATO YOSHIAKI (JP)
OGASAWARA KUNIO (JP)
EMURA TAKASHI (JP)
KAWASE AKIRA (JP)
TAKANO KOJI (JP)
YAMAMOTO KEISUKE (JP)
KATO YOSHIAKI (JP)
International Classes:
C07C401/00; C07C33/44; C07C231/12; C07C235/06; C07B61/00
Domestic Patent References:
| WO2001096293A1 | 2001-12-20 | |||
| WO2001096293A1 | 2001-12-20 |
Foreign References:
| JPH10265453A | 1998-10-06 | |||
| JPH0912502A | 1997-01-14 | |||
| JPH08225480A | 1996-09-03 | |||
| JPH07145093A | 1995-06-06 |
Other References:
J. AM. CHEM. SOC., vol. 114, 1992, pages 1924 - 1925
J. AM. CHEM. SOC., vol. 114, 1992, pages 9836 - 9845
J. AM. CHEM. SOC., vol. 105, 1983, pages 5925 - 5926
J. CHEM. SOC., CHEM., vol. 16, 1994, pages 1903 - 1904
TETRAHEDRON LETTERS, vol. 35, 1994, pages 8119 - 8122
J. ORG. CHEM., vol. 66, 2001, pages 626 - 628
ORGANIC SYNTHESIS COLLECT., vol. VII, pages 363 - 367
ORG. LETT., vol. 5, 2003, pages 4859 - 4862
J. ORG. CHEM., vol. 51, 1986, pages 1264 - 1269
EUR. J. ORG. CHEM., vol. 9, 1999, pages 2241 - 2248
J. ORG. CHEM., vol. 57, 1992, pages 2768 - 2771
J. ORG. CHEM., vol. 31, 1966, pages 2933 - 2941
J. ORG. CHEM., vol. 64, 1999, pages 4537 - 4538
ORG. LETT., vol. 3, 2001, pages 4091 - 4094
LETT., vol. 35, 1994, pages 8119 - 8122
See also references of EP 1955999A4
J. AM. CHEM. SOC., vol. 114, 1992, pages 9836 - 9845
J. AM. CHEM. SOC., vol. 105, 1983, pages 5925 - 5926
J. CHEM. SOC., CHEM., vol. 16, 1994, pages 1903 - 1904
TETRAHEDRON LETTERS, vol. 35, 1994, pages 8119 - 8122
J. ORG. CHEM., vol. 66, 2001, pages 626 - 628
ORGANIC SYNTHESIS COLLECT., vol. VII, pages 363 - 367
ORG. LETT., vol. 5, 2003, pages 4859 - 4862
J. ORG. CHEM., vol. 51, 1986, pages 1264 - 1269
EUR. J. ORG. CHEM., vol. 9, 1999, pages 2241 - 2248
J. ORG. CHEM., vol. 57, 1992, pages 2768 - 2771
J. ORG. CHEM., vol. 31, 1966, pages 2933 - 2941
J. ORG. CHEM., vol. 64, 1999, pages 4537 - 4538
ORG. LETT., vol. 3, 2001, pages 4091 - 4094
LETT., vol. 35, 1994, pages 8119 - 8122
See also references of EP 1955999A4
Attorney, Agent or Firm:
SHAMOTO, Ichio et al. (Section 206 New Ohtemachi Bldg., 2-1, Ohtemachi 2-chom, Chiyoda-ku Tokyo 04, JP)
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