Impurity analysis of retinoic acid samples

G Allegrone, E Brenna, G Fronza, C Fuganti…

Index: Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 15 p. 3528 - 3531

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Abstract

... Bioorganic & Medicinal Chemistry Letters. ... The sample of the impurity 2 was dissolved in deuterated chloroform, and the proton and carbon spectra were acquired on a Bruker ARX 400 instrument at a temperature of 305 K. The hydrogen and carbon chemical shifts are referred ...

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