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4-(4-nitro-phenyl)-thiazole-2-carbonyl chloride is a chemical compound with the molecular formula C10H5ClN2O3S. It is a derivative of thiazole, a heterocyclic compound consisting of a five-membered ring with one sulfur atom and one nitrogen atom. The compound features a 4-nitrophenyl group attached to the thiazole ring, and a carbonyl chloride functional group at the 2-position. This chemical is often used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals due to its reactive nature and potential to form diverse chemical structures. Its properties include a melting point of 90-92°C and it is typically used in organic synthesis reactions, such as amidation and esterification, to introduce functional groups into target molecules.

2154-97-4

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2154-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 2154-97-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,5 and 4 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 2154-97:
(6*2)+(5*1)+(4*5)+(3*4)+(2*9)+(1*7)=74
74 % 10 = 4
So 2154-97-4 is a valid CAS Registry Number.
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