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18411-79-5

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18411-79-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18411-79-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,1 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18411-79:
(7*1)+(6*8)+(5*4)+(4*1)+(3*1)+(2*7)+(1*9)=105
105 % 10 = 5
So 18411-79-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H26O7/c1-10-8-18-9-19(10,27)7-4-11(18)20(16(25)26)6-3-5-17(2,15(23)24)13(20)12(18)14(21)22/h11-13,27H,1,3-9H2,2H3,(H,21,22)(H,23,24)(H,25,26)/t11-,12-,13-,17-,18+,19+,20-/m1/s1

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