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5-ethoxy-2,3-dimethoxy-4-methyl-6,β-dinitrostyrene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

100844-66-4

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100844-66-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100844-66-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,8,4 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 100844-66:
(8*1)+(7*0)+(6*0)+(5*8)+(4*4)+(3*4)+(2*6)+(1*6)=94
94 % 10 = 4
So 100844-66-4 is a valid CAS Registry Number.

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