216675-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216675-34-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,6,7 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 216675-34:
(8*2)+(7*1)+(6*6)+(5*6)+(4*7)+(3*5)+(2*3)+(1*4)=142
142 % 10 = 2
So 216675-34-2 is a valid CAS Registry Number.
216675-34-2Relevant academic research and scientific papers
Organic compounds
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, (2008/06/13)
Compounds of formula (I), wherein either X is CH or N, Y is OR1and Z is O, or X is N, Y is NHR8and Z is O, S or S(═O); R1, R2and R3are as defined according to the specification; m is 0, 1 or 2; R
