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2-(4-Amino-phenylmercapto)-benzoesaeure-methylester, also known as Methyl 2-(4-aminophenylthio)benzoate, is an organic compound with the chemical formula C15H13NO2S. It is a white crystalline solid that is soluble in organic solvents. 2-(4-Amino-phenylmercapto)-benzoesaeure-methylester is characterized by the presence of an amino group (-NH2) attached to a phenyl ring, which is also connected to a benzoate group through a sulfur atom, forming a thioether linkage. The methyl ester group (-COOCH3) is attached to the benzoate moiety, which can participate in various chemical reactions, such as hydrolysis to form the corresponding carboxylic acid. 2-(4-Amino-phenylmercapto)-benzoesaeure-methylester is used in the synthesis of pharmaceuticals and other organic compounds due to its unique structural features and reactivity.

20904-43-2

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20904-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20904-43-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,9,0 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20904-43:
(7*2)+(6*0)+(5*9)+(4*0)+(3*4)+(2*4)+(1*3)=82
82 % 10 = 2
So 20904-43-2 is a valid CAS Registry Number.
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