133641-33-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133641-33-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,4 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133641-33:
(8*1)+(7*3)+(6*3)+(5*6)+(4*4)+(3*1)+(2*3)+(1*3)=105
105 % 10 = 5
So 133641-33-5 is a valid CAS Registry Number.
InChI:InChI=1/C11H6N2OS/c12-5-6-14-11-8-3-1-2-4-9(8)15-10(11)7-13/h1-4H,6H2
