155969-67-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155969-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,9,6 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 155969-67:
(8*1)+(7*5)+(6*5)+(5*9)+(4*6)+(3*9)+(2*6)+(1*7)=188
188 % 10 = 8
So 155969-67-8 is a valid CAS Registry Number.
InChI:InChI=1/C42H46O12/c1-47-33-15-23(11-27-21-53-41(45)31(27)13-25-17-35(49-3)39(43)36(18-25)50-4)7-9-29(33)30-10-8-24(16-34(30)48-2)12-28-22-54-42(46)32(28)14-26-19-37(51-5)40(44)38(20-26)52-6/h7-10,15-20,27-28,31-32,43-44H,11-14,21-22H2,1-6H3/t27-,28-,31+,32+/m0/s1