28907-45-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28907-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,9,0 and 7 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 28907-45:
(7*2)+(6*8)+(5*9)+(4*0)+(3*7)+(2*4)+(1*5)=141
141 % 10 = 1
So 28907-45-1 is a valid CAS Registry Number.
InChI:InChI=1/C17H18ClN3O.ClH/c1-20(2)9-4-10-21-15-7-6-12(18)11-14(15)16(22)13-5-3-8-19-17(13)21;/h3,5-8,11H,4,9-10H2,1-2H3;1H