66583-55-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66583-55-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,5,8 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 66583-55:
(7*6)+(6*6)+(5*5)+(4*8)+(3*3)+(2*5)+(1*5)=159
159 % 10 = 9
So 66583-55-9 is a valid CAS Registry Number.
InChI:InChI=1/C32H48O8/c1-6-7-8-9-10-11-12-13-14-15-30-38-25-23-26-29(18-33,37-26)27(35)31(36)22(16-20(4)24(31)34)32(23,40-30)21(5)17-28(25,39-30)19(2)3/h16,21-23,25-27,33,35-36H,2,6-15,17-18H2,1,3-5H3/t21-,22-,23-,25-,26+,27-,28-,29+,30?,31-,32+/m1/s1