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2-Nitro-1-aethoxy-4-trifluormethylsulfonyl-benzol is a complex organic chemical compound with the molecular formula C9H7F3NO5S. It is characterized by the presence of a nitro group (-NO2) at the 2nd carbon position, an ethoxy group (-OCH2CH3) at the 1st carbon position, and a trifluoromethylsulfonyl group (-SO2CF3) at the 4th carbon position, all attached to a benzene ring. 2-Nitro-1-aethoxy-4-trifluormethylsulfonyl-benzol is known for its potential applications in the synthesis of pharmaceuticals and agrochemicals, particularly as an intermediate in the production of various active ingredients. Its chemical structure provides a platform for further functionalization and modification, making it a valuable building block in organic synthesis.

657-60-3

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657-60-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 657-60-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,5 and 7 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 657-60:
(5*6)+(4*5)+(3*7)+(2*6)+(1*0)=83
83 % 10 = 3
So 657-60-3 is a valid CAS Registry Number.
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