18279-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18279-21-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,2,7 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18279-21:
(7*1)+(6*8)+(5*2)+(4*7)+(3*9)+(2*2)+(1*1)=125
125 % 10 = 5
So 18279-21-5 is a valid CAS Registry Number.
InChI:InChI=1/2C6H13.2C2H4O2.Pb/c2*1-3-5-6-4-2;2*1-2(3)4;/h2*1,3-6H2,2H3;2*1H3,(H,3,4);/rC12H26Pb.2C2H4O2/c1-3-5-7-9-11-13-12-10-8-6-4-2;2*1-2(3)4/h3-12H2,1-2H3;2*1H3,(H,3,4)