102343-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102343-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,3,4 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 102343-05:
(8*1)+(7*0)+(6*2)+(5*3)+(4*4)+(3*3)+(2*0)+(1*5)=65
65 % 10 = 5
So 102343-05-5 is a valid CAS Registry Number.
102343-05-5Relevant articles and documents
Protection of nucleosides
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Page 25-27, (2010/02/08)
A process of manufacturing protected nucleosides comprises reacting a nucleoside with a protecting reagent in the presence of a regioselective activator to produce a regioselectively protected nucleoside. In some embodiments of the inventive method, an op
