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5-Chloroisatoic anhydride is an organic compound with the chemical formula C8H4Cl2O3. It is a derivative of isatoic anhydride, featuring a chlorine atom at the 5-position. This white crystalline solid is primarily used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds. Due to its reactivity, it can undergo nucleophilic substitution, addition, and other reactions, making it a valuable building block in organic chemistry. It is important to handle 5-chloroisatoic anhydride with care, as it is sensitive to moisture and can be harmful if inhaled or absorbed through the skin.

4793-17-3

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4793-17-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4793-17-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,7,9 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4793-17:
(6*4)+(5*7)+(4*9)+(3*3)+(2*1)+(1*7)=113
113 % 10 = 3
So 4793-17-3 is a valid CAS Registry Number.

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