4-Pyridinecarboxylic acid, 2-ethyl-, hydrazide, also known as 2-ethylnicotinic acid hydrazide, is an organic compound with the chemical formula C8H10N4O. It is a derivative of nicotinic acid, featuring a pyridine ring with a carboxylic acid group at the 4-position and an ethyl group at the 2-position. The hydrazide functional group is attached to the carboxylic acid, making it a potential intermediate in the synthesis of various pharmaceuticals and agrochemicals. 4-Pyridinecarboxylic acid, 2-ethyl-, hydrazide is known for its potential applications in the development of anti-inflammatory and analgesic drugs, as well as its use in the synthesis of other biologically active molecules. Due to its reactivity, it is typically handled with care in a laboratory setting.
The CAS Registry Mumber 4608-25-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,0 and 8 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 4608-25: (6*4)+(5*6)+(4*0)+(3*8)+(2*2)+(1*5)=87 87 % 10 = 7 So 4608-25-7 is a valid CAS Registry Number.