67910-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67910-55-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,9,1 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 67910-55:
(7*6)+(6*7)+(5*9)+(4*1)+(3*0)+(2*5)+(1*5)=148
148 % 10 = 8
So 67910-55-8 is a valid CAS Registry Number.
InChI:InChI=1/C56H78N16O12/c1-5-60-54(83)45-13-9-21-72(45)55(84)39(12-8-20-61-56(57)58)66-50(79)40(22-30(2)3)67-47(76)31(4)64-49(78)41(23-32-14-16-35(74)17-15-32)68-53(82)44(28-73)71-51(80)42(24-33-26-62-37-11-7-6-10-36(33)37)69-52(81)43(25-34-27-59-29-63-34)70-48(77)38-18-19-46(75)65-38/h6-7,10-11,14-17,26-27,29-31,38-45,62,73-74H,5,8-9,12-13,18-25,28H2,1-4H3,(H,59,63)(H,60,83)(H,64,78)(H,65,75)(H,66,79)(H,67,76)(H,68,82)(H,69,81)(H,70,77)(H,71,80)(H4,57,58,61)/t31-,38+,39+,40+,41+,42+,43+,44+,45+/m1/s1