138876-21-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138876-21-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,7 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 138876-21:
(8*1)+(7*3)+(6*8)+(5*8)+(4*7)+(3*6)+(2*2)+(1*1)=168
168 % 10 = 8
So 138876-21-8 is a valid CAS Registry Number.
InChI:InChI=1/C6H10ClNO2S/c7-2-1-3-11-4-5(8)6(9)10/h1-2,5H,3-4,8H2,(H,9,10)/b2-1-/t5-/m0/s1