Title:
REACTION DEVICE FOR SYNTHESIZING PRE-VITAMIN D COMPOUNDS
Document Type and Number:
Japanese Patent JP3820070
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a device for the efficient photoreaction of a pro-vitamin D compound, and to provide a method for producing a pre-vitamin D compound.
SOLUTION: This pipe type reaction device in which a light source is inserted into a space in the center of a spirally wound quartz pipe and which is used for producing a pre-vitamin compound from a pro-vitamin compound, characterized by having a quartz-made filler in the quartz pipe, and the method for producing the pre-vitamin D compound by the use of the reaction device.
More Like This:
JPS6033826 | [Title of the Invention] A Fluoro prostagladin and its manufacturing process |
WO/1994/007851 | NOVEL VITAMIN D ANALOGUES |
JP2006525367 | Geminivitamin D3 compound and how to use it |
Inventors:
Masato Okamoto
Junichi Oshida
Higashi Shizuo
Junichi Oshida
Higashi Shizuo
Application Number:
JP35287099A
Publication Date:
September 13, 2006
Filing Date:
December 13, 1999
Export Citation:
Assignee:
Teijin Limited
International Classes:
C07C401/00; C07B37/08; C07B61/00; (IPC1-7): C07C401/00; C07B37/08; C07B61/00
Domestic Patent References:
JP6107625A | ||||
JP6316558A | ||||
JP10139711A | ||||
JP10015393A | ||||
JP57130584A | ||||
JP57113884A |
Attorney, Agent or Firm:
Hideko Mihara
Previous Patent: RECORDING SYSTEM, RECORDING DEVICE, RECORDING CONTROL METHOD AND RECORDING MEDIUM
Next Patent: SEAL STRUCTURE OF BLADE
Next Patent: SEAL STRUCTURE OF BLADE