156663-50-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156663-50-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,6,6 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 156663-50:
(8*1)+(7*5)+(6*6)+(5*6)+(4*6)+(3*3)+(2*5)+(1*0)=152
152 % 10 = 2
So 156663-50-2 is a valid CAS Registry Number.
InChI:InChI=1/C22H34O9/c1-12-5-3-2-4-6-13-9-14(10-15(13)16(24)7-8-18(25)29-12)30-22-21(28)20(27)19(26)17(11-23)31-22/h4,6-8,12-17,19-24,26-28H,2-3,5,9-11H2,1H3/b6-4+,8-7+/t12?,13-,14?,15-,16-,17+,19-,20-,21+,22+/m0/s1