751-98-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 751-98-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,5 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 751-98:
(5*7)+(4*5)+(3*1)+(2*9)+(1*8)=84
84 % 10 = 4
So 751-98-4 is a valid CAS Registry Number.
InChI:InChI=1/C25H29N3O10/c1-24(37)10-5-4-6-13(29)15(10)19(32)16-11(24)7-12-18(28(2)3)20(33)17(22(35)25(12,38)21(16)34)23(36)27-9-26-8-14(30)31/h4-6,11-12,18,26-27,29,32,36-38H,7-9H2,1-3H3,(H,30,31)/b23-17-/t11?,12-,18-,24+,25-/m0/s1