4467-21-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4467-21-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,6 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4467-21:
(6*4)+(5*4)+(4*6)+(3*7)+(2*2)+(1*1)=94
94 % 10 = 4
So 4467-21-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H18Cl3O6P/c1-11-13-5-4-12(10-14(13)24-16(20)15(11)19)25-26(21,22-8-2-6-17)23-9-3-7-18/h4-5,10H,2-3,6-9H2,1H3