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439663-66-8

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439663-66-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 439663-66-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,6,6 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 439663-66:
(8*4)+(7*3)+(6*9)+(5*6)+(4*6)+(3*3)+(2*6)+(1*6)=188
188 % 10 = 8
So 439663-66-8 is a valid CAS Registry Number.

439663-66-8Downstream Products

439663-66-8Relevant academic research and scientific papers

OLIGOSACCHARIDE C-GLYCOSIDE DERIVATIVES

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Paragraph 0070-0073; 0114; 0116; 0123, (2019/10/15)

The present invention provides a novel process for preparing an oligosaccharide C-glycoside derivative of formula I, comprising reacting a compound of formula II with compound of formula III in the presence of at least one primary or secondary amine and a

Microwave-assisted efficient synthesis of aryl ketone β-C-glycosides from unprotected aldoses

Feng, Weiwei,Fang, Zhijie,Yang, Jingmei,Zheng, Baohui,Jiang, Yuhua

scheme or table, p. 352 - 356 (2011/03/18)

Condensation between unprotected aldoses and dibenzoylmethane catalyzed by NaHCO3 in the cosolvents EtOH and H2O (4:1) under microwave irradiation gave aryl ketone β-C-glycosides 6b-i in higher yields (from 50% with C-riboside 6g up

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