Category:
Chiral Intermediates
CAS NO:
/
Standard:
In-house Standards,
/
Hydroxyzine HCL is a synthetic first-generation antihistamine produced via acid-base reaction of hydroxyzine base with hydrochloric acid. Its molecular formula is C21H27ClN2O2·HCl and CAS number is 57-80-7.
Contraindicated in patients with prolonged QT interval or hypersensitivity to piperazine derivatives. Store in cool, dry conditions below 25°C away from light. Strictly regulate dosage to prevent CNS depression and respiratory compromise.