57726-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57726-69-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,2 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57726-69:
(7*5)+(6*7)+(5*7)+(4*2)+(3*6)+(2*6)+(1*9)=159
159 % 10 = 9
So 57726-69-9 is a valid CAS Registry Number.
57726-69-9Relevant academic research and scientific papers
1,1-Diaryl-1H-tetrazole amines
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, (2008/06/13)
The present invention relates to compounds of the following formula STR1 wherein Y is straight or branched chain alkylene containing 1-4 carbon atoms; X is hydrogen, halo such as fluoro, chloro, bromo or iodo, or lower alkyl containing 1-7 carbon atoms; A