147920-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 147920-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,9,2 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 147920-37:
(8*1)+(7*4)+(6*7)+(5*9)+(4*2)+(3*0)+(2*3)+(1*7)=144
144 % 10 = 4
So 147920-37-4 is a valid CAS Registry Number.
InChI:InChI=1/C11H8N2O3/c14-9-6-7-13(12-10(9)11(15)16)8-4-2-1-3-5-8/h1-7H,(H,15,16)