507-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 507-61-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,0 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 507-61:
(5*5)+(4*0)+(3*7)+(2*6)+(1*1)=59
59 % 10 = 9
So 507-61-9 is a valid CAS Registry Number.
InChI:InChI=1/C27H38O4/c1-21(11-7-8-12-22(2)15-16-24(28)29)13-9-14-23(3)17-20-27(31)25(4,5)18-10-19-26(27,6)30/h7-9,11-17,20,30-31H,10,18-19H2,1-6H3,(H,28,29)/b8-7+,13-9+,16-15+,20-17+,21-11+,22-12+,23-14+