71033-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71033-18-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,0,3 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 71033-18:
(7*7)+(6*1)+(5*0)+(4*3)+(3*3)+(2*1)+(1*8)=86
86 % 10 = 6
So 71033-18-6 is a valid CAS Registry Number.
InChI:InChI=1/C52H37N11O20S6.6Na/c53-27-1-11-43(45(21-27)86(72,73)74)60-56-39-13-15-41(37-23-31(84(66,67)68)5-9-35(37)39)58-62-49-47(88(78,79)80)19-25-17-29(3-7-33(25)51(49)64)55-30-4-8-34-26(18-30)20-48(89(81,82)83)50(52(34)65)63-59-42-16-14-40(36-10-6-32(24-38(36)42)85(69,70)71)57-61-44-12-2-28(54)22-46(44)87(75,76)77;;;;;;/h1-24,55,64-65H,53-54H2,(H,66,67,68)(H,69,70,71)(H,72,73,74)(H,75,76,77)(H,78,79,80)(H,81,82,83);;;;;;/q;6*+1/p-6