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3-Nitro-benzenesulfonic acid-(3-fluoro-phenyl ester) is a complex organic chemical compound with the molecular formula C12H8FNO5S. It is an ester derivative of 3-nitro-benzenesulfonic acid, where the hydroxyl group is replaced by a 3-fluoro-phenyl group. 3-nitro-benzenesulfonic acid-(3-fluoro-phenyl ester) is characterized by the presence of a nitro group at the 3rd position of the benzene ring in the benzenesulfonic acid moiety and a fluorine atom at the 3rd position of the phenyl ester group. It is a yellow crystalline solid and is used in the synthesis of various pharmaceuticals and chemical intermediates due to its unique structural features. The compound's properties, such as its reactivity and solubility, are influenced by the presence of the nitro and fluoro substituents, making it a potentially valuable building block in organic synthesis.

565-34-4

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565-34-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 565-34-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,6 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 565-34:
(5*5)+(4*6)+(3*5)+(2*3)+(1*4)=74
74 % 10 = 4
So 565-34-4 is a valid CAS Registry Number.
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