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Table 3 Effect of rhodium acetate, DPPE and their ratio on yield

From: [11C]phenytoin revisited: synthesis by [11C]CO carbonylation and first evaluation as a P-gp tracer in rats

Entry

Rhodium acetate

DPPE

Ratio

Yield

 

(μmol)

(μmol)

DPPE/rhodium

(%)

1

2.8

1.3

0.5

2

2

2.2

1.5

0.7

3

3

6.2

5.5

0.9

1

4

2.0

1.8

0.9

7

5

1.4

1.5

1.1

9

6

2.4

2.6

1.1

9

7

1.8

2.0

1.1

18

8

1.4

1.7

1.2

27

9

1.4

1.7

1.2

24

10

1.6

2.0

1.3

25

11

4.2

4.4

1.3

12

12

0.6

0.9

1.5

4

13

1.4

2.3

1.6

21

14

2.4

6.2

2.6

3

  1. It should be noted that 200 μL out of the 400-μL precursor solution will be added to the micro-autoclave.