4-Benzhydrylidene-1-methyl-1,4-dihydro-pyridine is a complex organic chemical compound with the molecular formula C20H19N. It is a derivative of pyridine, featuring a benzhydrylidene group (a benzene ring with a carbonyl group attached to a hydrogen) at the 4-position and a methyl group at the 1-position. 4-benzhydrylidene-1-methyl-1,4-dihydro-pyridine is characterized by its unique structure, which includes a six-membered nitrogen-containing ring and a five-membered ring formed by the dihydro-pyridine moiety. It is often used in the synthesis of various pharmaceuticals and agrochemicals due to its potential biological activity and ability to form stable complexes with metal ions. The compound's properties, such as its solubility and reactivity, can be influenced by the presence of the benzhydrylidene and methyl groups, making it a versatile building block in organic synthesis.
The CAS Registry Mumber 1916-49-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,1 and 6 respectively; the second part has 2 digits, 4 and 9 respectively. Calculate Digit Verification of CAS Registry Number 1916-49: (6*1)+(5*9)+(4*1)+(3*6)+(2*4)+(1*9)=90 90 % 10 = 0 So 1916-49-0 is a valid CAS Registry Number.