27638-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27638-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,3 and 8 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 27638-19:
(7*2)+(6*7)+(5*6)+(4*3)+(3*8)+(2*1)+(1*9)=133
133 % 10 = 3
So 27638-19-3 is a valid CAS Registry Number.
InChI:InChI=1/C3H3N.C3H4O2.Na/c1-2-3-4;1-2-3(4)5;/h2H,1H2;2H,1H2,(H,4,5);/q;;+1/p-1