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109345-56-4

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109345-56-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109345-56-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,4 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109345-56:
(8*1)+(7*0)+(6*9)+(5*3)+(4*4)+(3*5)+(2*5)+(1*6)=124
124 % 10 = 4
So 109345-56-4 is a valid CAS Registry Number.
InChI:InChI=1/C34H58O11/c1-17-13-19(3)34(40,16-35)44-27(17)24-14-18(2)29(41-24)32(8)10-9-25(42-32)31(7)11-12-33(45-31)15-23(36)20(4)28(43-33)21(5)26(37)22(6)30(38)39/h17-29,35-37,40H,9-16H2,1-8H3,(H,38,39)/t17-,18-,19+,20+,21-,22-,23-,24+,25+,26+,27-,28-,29+,31-,32-,33+,34-/m0/s1

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