4,4,5,5,5-Pentafluoropentanoyl chloride is a chemical compound with the molecular formula C5ClF5O. It is a colorless liquid at room temperature and is known for its strong reactivity due to the presence of the acyl chloride group. 4,4,5,5,5-pentafluoropentanoyl chloride is characterized by the presence of five fluorine atoms attached to a pentanoyl (a five-carbon chain) backbone, with the chlorine atom bonded to the carbonyl carbon. It is used as a reagent in organic synthesis, particularly in the preparation of various fluorinated compounds. Due to its high reactivity, it is typically handled with care in a controlled environment to prevent unwanted side reactions.
The CAS Registry Mumber 3637-18-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,6,3 and 7 respectively; the second part has 2 digits, 1 and 8 respectively. Calculate Digit Verification of CAS Registry Number 3637-18: (6*3)+(5*6)+(4*3)+(3*7)+(2*1)+(1*8)=91 91 % 10 = 1 So 3637-18-1 is a valid CAS Registry Number.