103658-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103658-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,6,5 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 103658-53:
(8*1)+(7*0)+(6*3)+(5*6)+(4*5)+(3*8)+(2*5)+(1*3)=113
113 % 10 = 3
So 103658-53-3 is a valid CAS Registry Number.
InChI:InChI=1/C32H47N7O15S2/c1-13(2)11-17(36-22(43)14(3)35-15(4)40)23(44)37-18(12-32(29(49)50,30(51)52)31(53)54)25(46)38-10-6-7-19(38)26(47)39(27(48)21(34-5)28(55)56)24(45)16(33)8-9-20(41)42/h13-14,16-19,21,34H,6-12,33H2,1-5H3,(H,35,40)(H,36,43)(H,37,44)(H,41,42)(H,49,50)(H,51,52)(H,53,54)(H,55,56)/t14-,16-,17-,18-,19-,21+/m0/s1