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89-13-4

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89-13-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89-13-4 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 89-13:
(4*8)+(3*9)+(2*1)+(1*3)=64
64 % 10 = 4
So 89-13-4 is a valid CAS Registry Number.
InChI:InChI=1/C26H42O4/c1-5-6-10-16-22(4)20-30-26(28)24-18-13-12-17-23(24)25(27)29-19-14-9-7-8-11-15-21(2)3/h12-13,17-18,21-22H,5-11,14-16,19-20H2,1-4H3

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