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1,1,1-trichloro-2,2-bis-(4-hydroxy-3-methoxy-phenyl)-ethane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

58505-84-3

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58505-84-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 58505-84-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,5,0 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 58505-84:
(7*5)+(6*8)+(5*5)+(4*0)+(3*5)+(2*8)+(1*4)=143
143 % 10 = 3
So 58505-84-3 is a valid CAS Registry Number.
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