499770-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 499770-91-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,9,7,7 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 499770-91:
(8*4)+(7*9)+(6*9)+(5*7)+(4*7)+(3*0)+(2*9)+(1*1)=231
231 % 10 = 1
So 499770-91-1 is a valid CAS Registry Number.
InChI:InChI=1/C10H13NO2.ClH/c11-7-8-3-1-4-9-10(8)13-6-2-5-12-9;/h1,3-4H,2,5-7,11H2;1H