4-Methoxy-3-nitro-benzenesulfonyl fluoride is a chemical compound with the molecular formula C7H6FNO5S. It is a derivative of benzenesulfonyl fluoride, featuring a nitro group at the 3-position and a methoxy group at the 4-position on the benzene ring. 4-methoxy-3-nitro-benzenesulfonyl fluoride is known for its reactivity and is often used as a reagent in organic synthesis, particularly in the preparation of various pharmaceuticals and agrochemicals. Due to its electrophilic nature, it can readily react with nucleophiles, making it a valuable tool in the formation of new chemical bonds. The compound's properties, such as its reactivity and stability, are influenced by the presence of the electron-donating methoxy group and the electron-withdrawing nitro group, which can affect its behavior in various chemical transformations.
The CAS Registry Mumber 321-10-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,2 and 1 respectively; the second part has 2 digits, 1 and 0 respectively. Calculate Digit Verification of CAS Registry Number 321-10: (5*3)+(4*2)+(3*1)+(2*1)+(1*0)=28 28 % 10 = 8 So 321-10-8 is a valid CAS Registry Number.