28804-90-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28804-90-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,8,0 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 28804-90:
(7*2)+(6*8)+(5*8)+(4*0)+(3*4)+(2*9)+(1*0)=132
132 % 10 = 2
So 28804-90-2 is a valid CAS Registry Number.
InChI:InChI=1/C12H10O2/c1-14-12(13)11-8-4-6-9-5-2-3-7-10(9)11/h2-8H,1H3