80-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80-34-2 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80-34:
(4*8)+(3*0)+(2*3)+(1*4)=42
42 % 10 = 2
So 80-34-2 is a valid CAS Registry Number.
InChI:InChI=1/C11H14N4O2S2/c1-7(2)10-13-14-11(18-10)15-19(16,17)9-5-3-8(12)4-6-9/h3-7H,12H2,1-2H3,(H,14,15)