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{4-[bis-(2-cyano-ethyl)-arsino]-phenyl}-urea is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

855886-68-9

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855886-68-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 855886-68-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,8,8 and 6 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855886-68:
(8*8)+(7*5)+(6*5)+(5*8)+(4*8)+(3*6)+(2*6)+(1*8)=239
239 % 10 = 9
So 855886-68-9 is a valid CAS Registry Number.

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