The CAS Registry Mumber 143747-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,7,4 and 7 respectively; the second part has 2 digits, 7 and 3 respectively. Calculate Digit Verification of CAS Registry Number 143747-73: (8*1)+(7*4)+(6*3)+(5*7)+(4*4)+(3*7)+(2*7)+(1*3)=143 143 % 10 = 3 So 143747-73-3 is a valid CAS Registry Number.
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Get Best Price for143747-73-3Polymer of 1,3-dibromopropane and N,N-diethyl-N',N'-dimethyl-1,3-propanediamine