72152-50-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72152-50-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,5 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 72152-50:
(7*7)+(6*2)+(5*1)+(4*5)+(3*2)+(2*5)+(1*0)=102
102 % 10 = 2
So 72152-50-2 is a valid CAS Registry Number.
InChI:InChI=1/C42H30N6O12S2.3Na/c1-22-17-24(41(52)44-28-13-15-30-26(19-28)21-35(62(58,59)60)37(39(30)50)48-46-33-10-6-5-9-31(33)42(53)54)11-16-32(22)45-47-36-34(61(55,56)57)20-25-18-27(12-14-29(25)38(36)49)43-40(51)23-7-3-2-4-8-23;;;/h2-21,45-46H,1H3,(H,43,51)(H,44,52)(H,53,54)(H,55,56,57)(H,58,59,60);;;/q;3*+1/p-3/b47-36+,48-37+;;;