71257-59-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71257-59-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,5 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71257-59:
(7*7)+(6*1)+(5*2)+(4*5)+(3*7)+(2*5)+(1*9)=125
125 % 10 = 5
So 71257-59-5 is a valid CAS Registry Number.
71257-59-5Relevant academic research and scientific papers
Certain heterocyclic sulfoximide derivatives
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, (2008/06/13)
Sulphoximide derivatives of the general formula: STR1 wherein R1 is a phenyl, thienyl, furyl or pyridyl ring; R2 is a thienyl, furyl, or pyridyl ring; R3 and R4 are the same or are different and are alkyl groups