213971-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 213971-41-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,9,7 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 213971-41:
(8*2)+(7*1)+(6*3)+(5*9)+(4*7)+(3*1)+(2*4)+(1*1)=126
126 % 10 = 6
So 213971-41-6 is a valid CAS Registry Number.
213971-41-6Relevant academic research and scientific papers
Hydroxynaphthoic acids and derivatives
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, (2008/06/13)
In one embodiment, the present invention provides a compound comprising: wherein A=H or OH X=OH, a halogen, OR, NHR, NR'R'' where R, R', and R''=H, C1-8 alkyl, C2-8 alkenyl, or C2-8 alkynyl, cycloalkyl, cycloalkenyl, aryl, aralkyl or heterocyclic, substit
