Phenol, 4,4'-butylidenebis[5-methyl-2-(1-methylethyl)-] is a complex organic compound with the chemical formula C21H30O. It is a derivative of phenol, characterized by the presence of two phenol groups connected by a butylidene bridge. The compound features a 5-methyl-2-(1-methylethyl) substituent on each phenol group, which adds to its structural complexity. This chemical is primarily used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its specific structure, it can be involved in various chemical reactions, such as esterification, etherification, and condensation, making it a versatile building block in organic synthesis.
The CAS Registry Mumber 4081-17-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,8 and 1 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 4081-17: (6*4)+(5*0)+(4*8)+(3*1)+(2*1)+(1*7)=68 68 % 10 = 8 So 4081-17-8 is a valid CAS Registry Number.