507-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 507-87-9 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, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 507-87:
(5*5)+(4*0)+(3*7)+(2*8)+(1*7)=69
69 % 10 = 9
So 507-87-9 is a valid CAS Registry Number.
InChI:InChI=1/C30H44O9/c1-16-27(34)23(36-3)12-25(38-16)39-19-6-8-29(15-31)18(11-19)4-5-21-26(29)22(32)13-28(2)20(7-9-30(21,28)35)17-10-24(33)37-14-17/h10,15-16,18-23,25-27,32,34-35H,4-9,11-14H2,1-3H3/t16?,18-,19+,20-,21?,22-,23?,25-,26?,27-,28-,29-,30+/m1/s1