Benzenemethanesulfenothioic acid, 4-cyano-, also known as 4-cyanobenzyl isothiocyanate or 4-cyano-α-toluenethiosulfonate, is an organic compound with the chemical formula C9H6N2S2. It is a colorless to pale yellow crystalline solid that is soluble in organic solvents. Benzenemethanesulfenothioic acid, 4-cyano- is primarily used as a synthetic intermediate in the preparation of various pharmaceuticals, agrochemicals, and other organic compounds. It is also known for its potential applications in the synthesis of dyes, pigments, and other specialty chemicals. Due to its reactivity, it is essential to handle Benzenemethanesulfenothioic acid, 4-cyano- with care, as it may cause irritation to the skin, eyes, and respiratory system.
The CAS Registry Mumber 57624-40-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,6,2 and 4 respectively; the second part has 2 digits, 4 and 0 respectively. Calculate Digit Verification of CAS Registry Number 57624-40: (7*5)+(6*7)+(5*6)+(4*2)+(3*4)+(2*4)+(1*0)=135 135 % 10 = 5 So 57624-40-5 is a valid CAS Registry Number.