4532-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4532-21-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,3 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4532-21:
(6*4)+(5*5)+(4*3)+(3*2)+(2*2)+(1*1)=72
72 % 10 = 2
So 4532-21-2 is a valid CAS Registry Number.
InChI:InChI=1/C3H12NO9P3.2H3N/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);2*1H3