AOACSPDSMethods-2017Awardsv2

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V aclavik et al .: J ournal of AOAC I nternational V ol . 99, N o . 1, 2016  59

Table 2. ( continued )

Analyte

Chemical Abstracts Service No.

Formula

Note

Structure

— a

Aminotadalafil

385769-84-6

C 21

H 18

N 4

O 4

Benzamidenafil

1020251-53-9

C 19

H 23

N 3

O 6

—

Benzylsildenafil

1446089-89-2

C 28

H 34

N 6

O 4

S

—

Carbodenafil

Not available

C 24

H 32

N 6

O 3

—

Chlorodenafil

1058653-74-9

C 19

H 21

ClN 4

O 3

—

Chloropretadalafil

171489-59-1

C 22

H 19

ClN 2

O 5

—

Desmethylthiosildenafil

479073-86-4

C 21

H 28

N 6

O 3

S 2

—