Xi'an Huayao Pharm-Chem Institute--N-Hydroxymethylnicotinamide,Diludine,Ramifenazone,Ramifenazone Hydrochloride

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Ubenimex and its intermediates

Chemical name:

N-[(2S,3R)-3-Amino-2-hydroxy-1-oxo-4-phenylbutyl]-L-leucine

Formula: C₁₆H₂₄N₂O₄

Structure:

CAS No.: 58970-76-6

Quality standard: CP2005

ITEMS	SPECIFICATIONS
Appearance	Yellowish crystalline powder
Specific Rotation	-15 ° ~-18 °
pH	4.5~7.0
Related Substances	< 1.0%
Loss on drying	≤ 0.5%
Residue on ignition	≤ 0.1%
Heavy metals	≤ 20ppm
Assay	≥ 98.5%

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