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5-BroMo-4-chloro-2-fluoro-benzaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1781052-25-2

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1781052-25-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1781052-25-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,7,8,1,0,5 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1781052-25:
(9*1)+(8*7)+(7*8)+(6*1)+(5*0)+(4*5)+(3*2)+(2*2)+(1*5)=162
162 % 10 = 2
So 1781052-25-2 is a valid CAS Registry Number.

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