57631-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57631-15-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,6,3 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57631-15:
(7*5)+(6*7)+(5*6)+(4*3)+(3*1)+(2*1)+(1*5)=129
129 % 10 = 9
So 57631-15-9 is a valid CAS Registry Number.
InChI:InChI=1/C6H14N4O2.C4H7NO2S/c7-4(5(11)12)2-1-3-10-6(8)9;6-4(7)3-1-8-2-5-3/h4H,1-3,7H2,(H,11,12)(H4,8,9,10);3,5H,1-2H2,(H,6,7)/t4-;/m0./s1