156881-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156881-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,8,8 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 156881-25:
(8*1)+(7*5)+(6*6)+(5*8)+(4*8)+(3*1)+(2*2)+(1*5)=163
163 % 10 = 3
So 156881-25-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H25NO12/c1-4(18)16-6-8(20)7(19)5(3-17)26-14(6)27-11-9(21)10(22)15(25-2)28-12(11)13(23)24/h5-12,14-15,17,19-22H,3H2,1-2H3,(H,16,18)(H,23,24)/t5-,6-,7-,8-,9-,10-,11+,12+,14+,15-/m1/s1