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Uridine

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Description

Formula: C9H12N2O6

Mol. weight: 244.21

CAS No.: [58-96-8]

EINECS No.: 200-407-5

Description: White crystalline powder

Clarity& color of solution: Colorless and clear

Identification: Conforms to the ref. IR spectrum

Purity(HPLC): 99.0%min.(area percent)

Assay(UV absorption): 98.0%min.(on dry basis)

Ratios(abs.max.262nm, A250/A260=0.72～0.76
ε=10,100±PH7): A280/A260=0.34～0.38

Transparency: 98.0%min.(430nm, C=1,w/v, in H2O)

Melting point: 165℃～170℃

Loss on drying: 0.5%max.(at 105℃/2h.)

Residue on ignition: 0.1%max.

Heavy metals(as Pb): 10ppm max.

Arsenic(AS2O3): 1ppm max.

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