152503-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152503-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,5,0 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 152503-42:
(8*1)+(7*5)+(6*2)+(5*5)+(4*0)+(3*3)+(2*4)+(1*2)=99
99 % 10 = 9
So 152503-42-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H15N3O5.ClH/c17-14(10-11-4-2-1-3-5-11)15(20)18-24-16(21)12-6-8-13(9-7-12)19(22)23;/h1-9,14H,10,17H2,(H,18,20);1H/t14-;/m0./s1