Table 4.

In order to determine the turnover number (TON) and turnover frequency (TOF), the ensuing computations were performed.

Entry	Product	TON	TOF	Entry	Product	TON	TOF
1	4a	92	23	13	4m	90	22.5
2	4b	91	18.2	14	4n	87	10.8
3	4c	93	18.6	15	4o	88	12.5
4	4d	94	15.6	16	4p	86	10.7
5	4e	91	15.1	17	4q	88	12.5
6	4f	93	18.6	18	4r	86	12.2
7	4g	89	12.7	19	4s	89	12.7
8	4h	94	23.5	20	4t	86	10.7
9	4i	94	23.5	21	4u	92	18.4
10	4j	91	13	22	4v	93	15.5
11	4k	92	23	23	4w	90	22.5
12	4l	91	15.1