Ethanediamide, N,N'-bis(phenylsulfonyl)-, also known as Phenylsulfonyl-ethylenediamine or PSE, is a chemical compound with the molecular formula C14H14N2O4S2. It is a white crystalline solid that is soluble in water and various organic solvents. Ethanediamide, N,N'-bis(phenylsulfonyl)- is primarily used as a reagent in organic synthesis, particularly in the preparation of various pharmaceuticals, agrochemicals, and other specialty chemicals. PSE is known for its ability to form stable intermediates with amines, which can be further transformed into a wide range of products. It is also used as a coupling agent in the synthesis of peptides and other biologically active molecules. Due to its versatility and reactivity, ethanediamide, N,N'-bis(phenylsulfonyl)- is an important building block in the field of chemical research and development.
The CAS Registry Mumber 4083-65-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,8 and 3 respectively; the second part has 2 digits, 6 and 5 respectively. Calculate Digit Verification of CAS Registry Number 4083-65: (6*4)+(5*0)+(4*8)+(3*3)+(2*6)+(1*5)=82 82 % 10 = 2 So 4083-65-2 is a valid CAS Registry Number.