3998-50-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3998-50-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,9 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 3998-50:
(6*3)+(5*9)+(4*9)+(3*8)+(2*5)+(1*0)=133
133 % 10 = 3
So 3998-50-3 is a valid CAS Registry Number.
InChI:InChI=1/C3H12NO9P3.2K/c5-14(6,7)1-4(2-15(8,9)10)3-16(11,12)13;;/h1-3H2,(H2,5,6,7)(H2,8,9,10)(H2,11,12,13);;/q;2*+1/p-2