57206-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57206-54-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,0 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 57206-54:
(7*5)+(6*7)+(5*2)+(4*0)+(3*6)+(2*5)+(1*4)=119
119 % 10 = 9
So 57206-54-9 is a valid CAS Registry Number.
InChI:InChI=1/C44H52N8O10/c1-5-30-41(58)51-21-10-13-31(51)42(59)50(4)33(23-26-15-17-28(45-3)18-16-26)43(60)52-22-19-29(53)24-32(52)38(55)49-36(27-11-7-6-8-12-27)44(61)62-25(2)35(39(56)47-30)48-40(57)37-34(54)14-9-20-46-37/h6-9,11-12,14-18,20,25,30-33,35-36,45,54H,5,10,13,19,21-24H2,1-4H3,(H,47,56)(H,48,57)(H,49,55)