81126-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81126-70-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,2 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81126-70:
(7*8)+(6*1)+(5*1)+(4*2)+(3*6)+(2*7)+(1*0)=107
107 % 10 = 7
So 81126-70-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H28O5/c1-10-11-7-12(22)15-19(9-21)6-4-5-18(2,3)13(19)8-14(23)20(15,16(10)24)17(11)25/h11,13-15,17,21,23,25H,1,4-9H2,2-3H3/t11?,13-,14-,15+,17+,19+,20?/m1/s1