2,3,5,6-Tetrachloro-4-hydrazinopyridine is a chemical compound with the molecular formula C5H3Cl4N3. It is a derivative of pyridine, a heterocyclic aromatic organic compound, with four chlorine atoms substituted at the 2, 3, 5, and 6 positions, and a hydrazine group attached at the 4 position. 2,3,5,6-tetrachloro-4-hydrazinopyridine is known for its potential use as a chemical intermediate in the synthesis of various pharmaceuticals and agrochemicals. Due to its reactivity and the presence of multiple chlorine atoms, it may exhibit electrophilic properties and can participate in various chemical reactions, such as nucleophilic substitutions and addition reactions. However, it is important to handle 2,3,5,6-tetrachloro-4-hydrazinopyridine with care due to its potential toxicity and reactivity.
The CAS Registry Mumber 2176-64-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,7 and 6 respectively; the second part has 2 digits, 6 and 4 respectively. Calculate Digit Verification of CAS Registry Number 2176-64: (6*2)+(5*1)+(4*7)+(3*6)+(2*6)+(1*4)=79 79 % 10 = 9 So 2176-64-9 is a valid CAS Registry Number.