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1,5-bis-(α-hydroxy-benzhydryl)-naphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

856205-52-2

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856205-52-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 856205-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,2,0 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 856205-52:
(8*8)+(7*5)+(6*6)+(5*2)+(4*0)+(3*5)+(2*5)+(1*2)=172
172 % 10 = 2
So 856205-52-2 is a valid CAS Registry Number.
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