Diphenhydramine Hydrochloride 147-24-0 [email protected]

Best price and high quality Diphenhydramine Hydrochloride 147-24-0.jpg 147-24-0 (2).jpg Diphenhydramine Hydrochloride 147-24-0 Product Name Diphenhydramine Hydrochloride CAS No. 147-24-0 Chemical formula C17H22ClNO Purity 99% Appearance White crystalline powder Molecular weight 291.82 147-24-0 (3).jpg 147-24-0 (2).jpg 147-24-0 (4).jpg Item Requirements Test Results Description A white crystalline powder Complies Identification Positive reaction Complies Solution Complies to the requirements Complies Melting range 168℃-172℃ 168.0℃-170.5℃ Acidity 4.0-6.0 5.10 Appearance of solution Complies to the requirements Complies Related substances(TLC) Complies to the requirements Complies Loss on drying ≤0.5% 0.08% Absorbency 12(253nm) 11.8 15(258nm) 14.9 12(264nm) 11.7 Sulphated ash ≤0.1% 0.04% Assay 99.0%~101.0% 99.80% Conclusion Meets the Requirements 147-24-0 (5).jpg Usage of Diphenhydramine Hydrochloride 147-24-0 1.Diphenhydramine is a H1-histamine receptor antagonist. Diphenhydramine is categorized as an antihistaminic; sedative, hypnotic. 2.antihistamine, sedative, treatment of allergic 3.H1-Histamine receptor antagonist. Antihistaminic; sedative, hypnotic