34457-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34457-18-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,4,5 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 34457-18:
(7*3)+(6*4)+(5*4)+(4*5)+(3*7)+(2*1)+(1*8)=116
116 % 10 = 6
So 34457-18-6 is a valid CAS Registry Number.
InChI:InChI=1/C10H8N4O5/c1-6(15)11-10-12-8(13-19-10)4-2-7-3-5-9(18-7)14(16)17/h2-5H,1H3,(H,11,12,13,15)/b4-2+