Propanoyl fluoride, 3-chloro-2-methyl-, also known as 3-chloro-2-methylpropanoyl fluoride, is a chemical compound with the molecular formula C4H7ClFO. It is a colorless liquid with a pungent odor and is used as a reagent in organic synthesis, particularly in the preparation of pharmaceuticals and agrochemicals. Propanoyl fluoride, 3-chloro-2-methyl- is characterized by its reactivity due to the presence of the fluorine atom, which can readily form a bond with other molecules, making it a valuable intermediate in the synthesis of various compounds. It is important to handle this chemical with care, as it is toxic and can cause harm to both humans and the environment.
The CAS Registry Mumber 383-83-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,8 and 3 respectively; the second part has 2 digits, 8 and 3 respectively. Calculate Digit Verification of CAS Registry Number 383-83: (5*3)+(4*8)+(3*3)+(2*8)+(1*3)=75 75 % 10 = 5 So 383-83-5 is a valid CAS Registry Number.