2,3,5,6-Tetramethoxyacetophenone is an organic compound with the chemical formula C11H14O5. It is a derivative of acetophenone, featuring four methoxy groups attached to the benzene ring at positions 2, 3, 5, and 6. This colorless to pale yellow crystalline solid is soluble in organic solvents and has a melting point of 76-77°C. It is synthesized through the reaction of 2,3,5,6-tetramethoxybenzaldehyde with acetic anhydride. 2,3,5,6-Tetramethoxyacetophenone is used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds due to its versatile chemical structure and reactivity.
The CAS Registry Mumber 6172-67-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,7 and 2 respectively; the second part has 2 digits, 6 and 7 respectively. Calculate Digit Verification of CAS Registry Number 6172-67: (6*6)+(5*1)+(4*7)+(3*2)+(2*6)+(1*7)=94 94 % 10 = 4 So 6172-67-4 is a valid CAS Registry Number.