72187-25-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72187-25-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,8 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72187-25:
(7*7)+(6*2)+(5*1)+(4*8)+(3*7)+(2*2)+(1*5)=128
128 % 10 = 8
So 72187-25-8 is a valid CAS Registry Number.
InChI:InChI=1/C20H42O7/c1-8-20(21)14-27-19(6)13-26-18(5)12-25-17(4)11-24-16(3)10-23-15(2)9-22-7/h15-21H,8-14H2,1-7H3/t15-,16-,17-,18-,19-,20-/m0/s1