93904-77-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93904-77-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,9,0 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 93904-77:
(7*9)+(6*3)+(5*9)+(4*0)+(3*4)+(2*7)+(1*7)=159
159 % 10 = 9
So 93904-77-9 is a valid CAS Registry Number.
InChI:InChI=1/C30H48O5/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-18-21-27(30(32)33)26-29(31)35-25-24-34-28-22-19-17-20-23-28/h16-20,22-23,27H,2-15,21,24-26H2,1H3,(H,32,33)/p-1