70210-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70210-19-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,2,1 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 70210-19:
(7*7)+(6*0)+(5*2)+(4*1)+(3*0)+(2*1)+(1*9)=74
74 % 10 = 4
So 70210-19-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H19ClN6O9S2.2Na/c1-29(21-24-20(23)25-22(26-21)38-3)12-4-6-14-11(8-12)9-17(40(34,35)36)18(19(14)30)28-27-15-7-5-13(37-2)10-16(15)39(31,32)33;;/h4-10,30H,1-3H3,(H,31,32,33)(H,34,35,36);;/q;2*+1/p-2