4-Iodo-1H-pyrazole is an organic compound with the chemical formula C3H3IN2. It is a halogenated derivative of 1H-pyrazole, a five-membered heterocyclic ring containing two nitrogen atoms. 4-Iodo-1H-pyrazole is characterized by the presence of an iodine atom at the 4-position of the pyrazole ring. It is a colorless to pale yellow crystalline solid and is soluble in common organic solvents such as ethanol, methanol, and acetonitrile. 4-Iodo-1H-pyrazole is primarily used as a synthetic intermediate in the preparation of various pharmaceuticals, agrochemicals, and other organic compounds. Due to its reactivity, it can undergo a range of chemical transformations, making it a valuable building block in organic synthesis.
The CAS Registry Mumber 346-69-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,4 and 6 respectively; the second part has 2 digits, 6 and 9 respectively. Calculate Digit Verification of CAS Registry Number 346-69: (5*3)+(4*4)+(3*6)+(2*6)+(1*9)=70 70 % 10 = 0 So 346-69-0 is a valid CAS Registry Number.