Patent ID: 6805921
Filing Date: 2004-10-19
Classification: C09K

Abstract:
An optically active compound of the following general formula (1), wherein A is â€”Câ‰¡Câ€” or â€”COOâ€”, each of R1 and R2 is independently (C2H5)2CHCH2C*H(CH3)OOCâ€”, CmH2m+1C*H(CH3)OOCâ€” or C6H5C*H(CH3)OOCâ€” in which, m is an integer of 5 to 9, C6H5â€” is phenyl group, and C* is an asymmetric carbon, provided that there is no case where R1 and R2 are together C6H5C*H(CH3)OOCâ€” and that when both R1 and R2 are CmH2m+1C*H(CH3)OOCâ€” m in CmH2m+1C*H(CH3)OOCâ€” represented by R1 and m in CmH2m+1C*H(CH3)OOC represented by R2 may be different integers.