2671-59-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2671-59-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,6,7 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 2671-59:
(6*2)+(5*6)+(4*7)+(3*1)+(2*5)+(1*9)=92
92 % 10 = 2
So 2671-59-2 is a valid CAS Registry Number.
InChI:InChI=1/C32H36N2O8/c1-37-24-12-17(13-25(38-2)29(24)39-3)31(35)42-26-14-18-16-34-11-10-20-19-8-6-7-9-22(19)33-28(20)23(34)15-21(18)27(30(26)40-4)32(36)41-5/h6-9,12-14,21,23,26-27,30,33H,10-11,15-16H2,1-5H3/t21-,23+,26+,27-,30-/m0/s1