4,6-diethyl-4-methyl-3,4-dihydro-1H-pyrimidine-2-thione is a heterocyclic organic compound with the molecular formula C9H16N2S. It features a pyrimidine ring structure, which is a six-membered aromatic ring containing four carbon atoms and two nitrogen atoms. The compound has two ethyl groups (C2H5) attached to the 4th and 6th positions of the pyrimidine ring, and a methyl group (CH3) attached to the 4th position as well. The 2nd position of the pyrimidine ring is occupied by a thiol group (SH), which is a sulfur-hydrogen functional group. 4,6-diethyl-4-methyl-3,4-dihydro-1H-pyrimidine-2-thione is a derivative of dihydropyrimidines, which are known for their diverse biological activities and potential applications in pharmaceuticals and agrochemicals.
The CAS Registry Mumber 5778-20-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,7 and 8 respectively; the second part has 2 digits, 2 and 0 respectively. Calculate Digit Verification of CAS Registry Number 5778-20: (6*5)+(5*7)+(4*7)+(3*8)+(2*2)+(1*0)=121 121 % 10 = 1 So 5778-20-1 is a valid CAS Registry Number.