40477-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40477-31-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,7 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40477-31:
(7*4)+(6*0)+(5*4)+(4*7)+(3*7)+(2*3)+(1*1)=104
104 % 10 = 4
So 40477-31-4 is a valid CAS Registry Number.
InChI:InChI=1/C11H9N3S/c12-11-14-6-10(15-11)8-5-13-9-4-2-1-3-7(8)9/h1-6,13H,(H2,12,14)