73217-81-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73217-81-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,2,1 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 73217-81:
(7*7)+(6*3)+(5*2)+(4*1)+(3*7)+(2*8)+(1*1)=119
119 % 10 = 9
So 73217-81-9 is a valid CAS Registry Number.
73217-81-9Relevant academic research and scientific papers
PROCESS FOR THE PREPARATION OF TRIAZOLES
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Page/Page column 25; 26, (2017/05/28)
The present invention discloses the efficient preparation of 2-substituted-4-amido-1,2,3-triazoles.