Dimethyl 3,4-dibromothiophene-2,5-dicarboxylate is a chemical compound with the molecular formula C6H4Br2O4S. It is a derivative of thiophene, a heterocyclic compound consisting of a five-membered ring with one sulfur atom and four carbon atoms. In this specific compound, two bromine atoms are attached to the third and fourth carbon positions, and two carboxyl groups (-COOH) are present at the second and fifth carbon positions. The molecule also has two methyl groups (-CH3) attached to the oxygen atoms of the carboxyl groups. dimethyl 3,4-dibromothiophene-2,5-dicarboxylate is often used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds due to its unique structure and reactivity.
The CAS Registry Mumber 7385-53-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,8 and 5 respectively; the second part has 2 digits, 5 and 3 respectively. Calculate Digit Verification of CAS Registry Number 7385-53: (6*7)+(5*3)+(4*8)+(3*5)+(2*5)+(1*3)=117 117 % 10 = 7 So 7385-53-7 is a valid CAS Registry Number.