2,7-Di-tert.-butyl-naphthalinsulfonsaeure-(4), also known as 2,7-di-tert-butylnaphthalene-4-sulfonic acid, is a chemical compound characterized by its molecular formula C18H24O3S. 2,7-Di-tert.-butyl-naphthalinsulfonsaeure-(4) features a naphthalene core with two tert-butyl groups attached at the 2 and 7 positions, and a sulfonic acid group at the 4 position. It is a white crystalline solid that is soluble in water and organic solvents. The compound is often used in the synthesis of dyes, pharmaceuticals, and other organic compounds due to its unique structure and reactivity. Its stability and the presence of the electron-donating tert-butyl groups make it a valuable intermediate in various chemical reactions.
The CAS Registry Mumber 6165-22-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,6 and 5 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 6165-22: (6*6)+(5*1)+(4*6)+(3*5)+(2*2)+(1*2)=86 86 % 10 = 6 So 6165-22-6 is a valid CAS Registry Number.