Best quality Entecavir Hydrate - Pharmaceutical Grade 209216-23-9 Entecavir Monohydrate For Treatment of Chronic Hepatitis B – Yibai

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Best quality Entecavir Hydrate - Pharmaceutical Grade 209216-23-9 Entecavir Monohydrate For Treatment of Chronic Hepatitis B – Yibai Detail:

Product name	Entecavir monohydrate
Synonyms	2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one monohydrate
CAS No.	209216-23-9
Appearance	White to off-white powder
Molecular Formula	C₁₂H₁₅N₅O₃.H₂O
Molecular Weight	295.30
Usage	Pharmaceutical Grade or Research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

Entecavir monohydrate Cas: 209216-23-9
Items	Standard	Results
Appearance	White to off-white powder	Complies
Optical rotation	+24.0°—+28.0°(DMF:MeOH=1:1 c=1%)	+27.0°
Identification	A: By IR, To match with working standard	Complies
Identification	B: By HPLC，retain time should match with working standard	Complies
Water	5.8%—6.5%	6.1%
Isomer	Single ≤0.1%	0.02%
Isomer	Total ≤0.5%	0.02%
Related Substances	Single impurity ≤0.1%	0.05%
Related Substances	Total impurities ≤0.3%	0.07%
Residue on ignition	≤0.1%	0.04%
Heavy metals	£ 10ppm	Complies
Residual solvents	Should be to match with the standard	Complies
Assay	≥99.8%	99.9%
Conclusion：Complies to the in-house standards.

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