Entry	R	R¹	11	Yield [%]	Ee [%]
1	CH₂OTBDPS	4-OMe	11a	82	97
2	CH₂OTBS	H	11b	81	96
3	CH₂OTBS	4-Me	11c	70	97
4	CH₂OTBS	4-Cl	11d	90	96
5	CH₂OTBS	4-OAc	11e	97	96
6	CH₂OTBS	2,6-F	11f	97	90
7	CH₂OTBS	3-OMe	11g	80	97
8	CH₂OTBS	1-naphtyl	11h	61	98
9	(CH₂)₂OTBS	H	11i	87	90
10	(CH₂)₂OTBS	4-OAc	11j	97	92
11	CH₂CH₂Ph	H	11k	91	95
12	CH₂CH₂Ph	4-OAc	11l	97	92
13	CH₂CH₂OAc	H	11m	91	92
14	CH₂CH₂OAc	4-OAc	11n	93	96
15	C₆H₁₁	4-OAc	11o	30	90