Urea, N-[1-(4-chlorophenyl)-1-methylethyl]-N'-pentyl-, also known as Chlorcyclizine, is a chemical compound with the molecular formula C14H21ClN2O. It is a first-generation antihistamine drug, primarily used to treat symptoms of allergies, such as itching, sneezing, and runny nose. Chlorcyclizine works by blocking the action of histamine, a substance released during an allergic reaction, thus providing relief from allergy symptoms. It is available in various forms, including tablets and syrups, and is typically taken orally. As with any medication, it is essential to follow the prescribed dosage and consult a healthcare professional for any concerns or questions related to its use.
The CAS Registry Mumber 64797-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,9 and 7 respectively; the second part has 2 digits, 6 and 3 respectively. Calculate Digit Verification of CAS Registry Number 64797-63: (7*6)+(6*4)+(5*7)+(4*9)+(3*7)+(2*6)+(1*3)=173 173 % 10 = 3 So 64797-63-3 is a valid CAS Registry Number.