5-amino-4-hydroxy-toluene-3-sulfonyl fluoride, also known as 5-amino-4-hydroxy-3-methylbenzenesulfonyl fluoride, is a chemical compound with the molecular formula C7H8FNO3S. It is a white crystalline solid that is soluble in water and various organic solvents. 5-amino-4-hydroxy-toluene-3-sulfonyl fluoride is primarily used as a reagent in organic synthesis, particularly in the preparation of various sulfonamide derivatives. It is also employed as a protecting group in peptide synthesis, where it can be used to temporarily block the reactivity of amino groups. Due to its reactivity, it is important to handle 5-amino-4-hydroxy-toluene-3-sulfonyl fluoride with care, as it can be harmful if inhaled, ingested, or absorbed through the skin.
The CAS Registry Mumber 363-88-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,6 and 3 respectively; the second part has 2 digits, 8 and 8 respectively. Calculate Digit Verification of CAS Registry Number 363-88: (5*3)+(4*6)+(3*3)+(2*8)+(1*8)=72 72 % 10 = 2 So 363-88-2 is a valid CAS Registry Number.