1,2,4-Trimethyl-Δ2-dihydronaphthalin is a chemical compound belonging to the class of dihydronaphthalenes, which are derivatives of naphthalene with two adjacent hydrogen atoms added to the molecule. This specific compound features three methyl groups (CH?) attached to the molecule at the 1st, 2nd, and 4th carbon positions. The Δ2 notation indicates that the compound has a double bond between the second and third carbon atoms, which is characteristic of dihydronaphthalenes. This organic compound is known for its aromatic properties and can be used in various chemical applications, such as in the synthesis of pharmaceuticals, fragrances, and other organic compounds. Its structure and properties make it an interesting target for research in organic chemistry and material science.
The CAS Registry Mumber 2928-63-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,2 and 8 respectively; the second part has 2 digits, 6 and 3 respectively. Calculate Digit Verification of CAS Registry Number 2928-63: (6*2)+(5*9)+(4*2)+(3*8)+(2*6)+(1*3)=104 104 % 10 = 4 So 2928-63-4 is a valid CAS Registry Number.