81345-28-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81345-28-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,4 and 5 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81345-28:
(7*8)+(6*1)+(5*3)+(4*4)+(3*5)+(2*2)+(1*8)=120
120 % 10 = 0
So 81345-28-0 is a valid CAS Registry Number.
InChI:InChI=1/C30H37NO7/c1-14-12-19-22(23(14)33)24(34)15(2)13-20-25-28(5,6)30(25,38-17(4)32)26(16(3)29(19,20)36)37-27(35)18-10-8-9-11-21(18)31-7/h8-13,16,19-20,22,24-26,31,34,36H,1-7H3/t16-,19-,20+,22+,24-,25-,26-,29+,30-/m1/s1