Shelf life (days): 1460.0
Formulation: A solid
Formal Name: 4,5-dihydro-2-(1-naphthalenylmethyl)-1H-imidazole-4,4,5,5-d4, monohydrochloride
Purity: ≥99% deuterated forms (d1-d4)
Formula Markup: C14H10D4N2 / HCl
Formula Weight: 250.75932
Notes: Naphazoline-d4 is intended for use as an internal standard for the quantification of naphazoline (Item No. 23774) by GC- or LC-MS. Naphazoline is a vasoconstrictor.{40487} In vivo, naphazoline (0.1 mg/kg, i.v.) decreases specific airway resistance and reverses intranasal blockage induced by U-46619 (Item No. 16450) or leukotriene D4 (LTD4; Item No. 20310) in guinea pigs. Formulations containing naphazoline have been used to treat allergic conjunctivitis and as nasal decongestants.