329-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329-21-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,2 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 329-21:
(5*3)+(4*2)+(3*9)+(2*2)+(1*1)=55
55 % 10 = 5
So 329-21-5 is a valid CAS Registry Number.
InChI:InChI=1/C14H23OPS2/c1-6-15-16(17,7-2)18-13-10-8-12(9-11-13)14(3,4)5/h8-11H,6-7H2,1-5H3