23851-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23851-28-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,8,5 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23851-28:
(7*2)+(6*3)+(5*8)+(4*5)+(3*1)+(2*2)+(1*8)=107
107 % 10 = 7
So 23851-28-7 is a valid CAS Registry Number.
InChI:InChI=1/C4H8N2O3.ClH/c5-1-3(7)6-2-4(8)9;/h1-2,5H2,(H,6,7)(H,8,9);1H