28100-38-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28100-38-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,1,0 and 0 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 28100-38:
(7*2)+(6*8)+(5*1)+(4*0)+(3*0)+(2*3)+(1*8)=81
81 % 10 = 1
So 28100-38-1 is a valid CAS Registry Number.
InChI:InChI=1/C10H11ClO3.C6H15N/c1-7(10(12)13)6-14-9-4-2-8(11)3-5-9;1-5(2)7-6(3)4/h2-5,7H,6H2,1H3,(H,12,13);5-7H,1-4H3