157380-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157380-72-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,3,8 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 157380-72:
(8*1)+(7*5)+(6*7)+(5*3)+(4*8)+(3*0)+(2*7)+(1*2)=148
148 % 10 = 8
So 157380-72-8 is a valid CAS Registry Number.
InChI:InChI=1/C45H53N9O11S.2Na/c1-25(2)19-30-40(60)47-31(20-26-24-46-29-12-7-6-11-28(26)29)41(61)49-33(22-37(56)57)43(63)48-32(21-36(55)54-16-14-53(15-17-54)27-9-4-3-5-10-27)42(62)50-34(23-38(58)59)44(64)52-39(45(65)51-30)35-13-8-18-66-35;;/h3-13,18,24-25,30-34,39,46H,14-17,19-23H2,1-2H3,(H,47,60)(H,48,63)(H,49,61)(H,50,62)(H,51,65)(H,52,64)(H,56,57)(H,58,59);;/q;2*+1/p-2/t30-,31+,32-,33+,34-,39+;;/m0../s1