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643013-28-9

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643013-28-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 643013-28-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,3,0,1 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 643013-28:
(8*6)+(7*4)+(6*3)+(5*0)+(4*1)+(3*3)+(2*2)+(1*8)=119
119 % 10 = 9
So 643013-28-9 is a valid CAS Registry Number.

643013-28-9Downstream Products

643013-28-9Relevant articles and documents

Preparation of N-Glycosylhydroxylamines and Their Oxidation to Nitrones for the Enantioselective Synthesis of Isoxazolidines

Cicchi, Stefano,Marradi, Marco,Corsi, Massimo,Faggi, Cristina,Goti, Andrea

, p. 4152 - 4161 (2003)

N-benzyl- and N-methyl-N-glycosylhydroxylamines 3a-i were conveniently obtained by reaction of sugars with N-substituted hydroxylamines according to a novel procedure. Subsequent oxidation occurred at the alkyl group, selectively affording the correspondi

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