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ethyl (Z) 3-(3-cyanophenyl)-4,4,4-trifluoro-2-butenoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

288309-51-3

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288309-51-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 288309-51-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,8,3,0 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 288309-51:
(8*2)+(7*8)+(6*8)+(5*3)+(4*0)+(3*9)+(2*5)+(1*1)=173
173 % 10 = 3
So 288309-51-3 is a valid CAS Registry Number.

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