1,4,5-trimethyl-1,4-dihydro-naphthalene is an organic compound with the molecular formula C13H16. It is a derivative of naphthalene, a bicyclic aromatic hydrocarbon, with three methyl groups attached to the molecule. The compound is characterized by its unique structure, where the three methyl groups are located at positions 1, 4, and 5, and the molecule contains a double bond between carbons 1 and 4, which is responsible for its dihydro nature. This chemical is primarily used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its complex structure and potential applications, 1,4,5-trimethyl-1,4-dihydro-naphthalene has attracted interest in the field of organic chemistry and chemical engineering.
The CAS Registry Mumber 4392-02-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,9 and 2 respectively; the second part has 2 digits, 0 and 2 respectively. Calculate Digit Verification of CAS Registry Number 4392-02: (6*4)+(5*3)+(4*9)+(3*2)+(2*0)+(1*2)=83 83 % 10 = 3 So 4392-02-3 is a valid CAS Registry Number.