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128110-33-8

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128110-33-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128110-33-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,1,1 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 128110-33:
(8*1)+(7*2)+(6*8)+(5*1)+(4*1)+(3*0)+(2*3)+(1*3)=88
88 % 10 = 8
So 128110-33-8 is a valid CAS Registry Number.
InChI:InChI=1/C34H34N2O14/c1-9-5-16-21(27(41)18(9)32(45)36-10(2)33(46)47)20-14(26(40)31(16)50-34-30(44)29(43)23(35)11(3)49-34)8-15-22(28(20)42)25(39)13-6-12(48-4)7-17(37)19(13)24(15)38/h5-8,10-11,23,26,29-31,34,37,40-44H,35H2,1-4H3,(H,36,45)(H,46,47)/t10?,11?,23?,26-,29?,30?,31-,34?/m0/s1

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