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13,14-diphenyl-13,14-dihydro-benz[c]indeno[2,1-a]fluorene-13,14-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

124289-38-9

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124289-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124289-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,2,8 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 124289-38:
(8*1)+(7*2)+(6*4)+(5*2)+(4*8)+(3*9)+(2*3)+(1*8)=129
129 % 10 = 9
So 124289-38-9 is a valid CAS Registry Number.
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