9. Lidocaine and other drugs containing amino groups are usually marketed as their hydrochloride or hydrogen sulfate salts, rather than as “free amines." Provide two reasons why this practice makes sense.

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9. Lidocaine and other drugs containing amino groups are usually marketed as their hydrochloride
or hydrogen sulfate salts, rather than as “free amines." Provide two reasons why this practice
makes sense.
Transcribed Image Text:9. Lidocaine and other drugs containing amino groups are usually marketed as their hydrochloride or hydrogen sulfate salts, rather than as “free amines." Provide two reasons why this practice makes sense.
REFER TO THE SCHEME FOR THE SYNTHESIS OF LIDOCAINE SHOWN BELOW
NO2 SnCl,/ HCI
NH3 CI
NH2
Кон
CH,COOH
CH;COOH
1
2
3
2,6-Dimethy-
2,6-Dimethy-
nitrobenzene
aniline
H
toluene
5
a-Chloro-2,6-
Lidocaine
dimethylacetanilide
Transcribed Image Text:REFER TO THE SCHEME FOR THE SYNTHESIS OF LIDOCAINE SHOWN BELOW NO2 SnCl,/ HCI NH3 CI NH2 Кон CH,COOH CH;COOH 1 2 3 2,6-Dimethy- 2,6-Dimethy- nitrobenzene aniline H toluene 5 a-Chloro-2,6- Lidocaine dimethylacetanilide
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