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253168-80-8

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253168-80-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253168-80-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,1,6 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 253168-80:
(8*2)+(7*5)+(6*3)+(5*1)+(4*6)+(3*8)+(2*8)+(1*0)=138
138 % 10 = 8
So 253168-80-8 is a valid CAS Registry Number.

253168-80-8Downstream Products

253168-80-8Relevant articles and documents

Substituted phenethylsulfones and method of reducing TNF alpha levels

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, (2008/06/13)

Phenethylsulfones substituted in the position alpha to the phenyl group with a 1-oxoisoindoline or 1,3-dioxoisoindoline group reduce the levels of TNF alpha in a mammal. Typical embodiments are 2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-aminoisoindoline-1,3-dione and 2-[1-(3-cyclopentyloxy-4-methoxyphenyl)-2-methylsulfonylethyl]isoindoline-1,3-dione.

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