2,3,4,5,6-Pentafluor-benzylidene-diacetate, also known as 2,3,4,5,6-pentafluorobenzylidenediacetate, is a synthetic chemical compound with the molecular formula C11H7F5O4. It is a colorless to pale yellow crystalline solid that is soluble in organic solvents. 2,3,4,5,6-Pentafluor-benzyliden-diacetat is primarily used as a reagent in organic synthesis, particularly in the preparation of various fluorinated compounds. It is known for its ability to introduce fluorine atoms into organic molecules, which can significantly alter their physical and chemical properties. The compound is also used in the synthesis of pharmaceuticals and agrochemicals, where fluorination can enhance the bioactivity or stability of the final product. Due to its reactivity and the potential hazards associated with handling fluorinated compounds, it is important to use appropriate safety measures when working with 2,3,4,5,6-pentafluorobenzylidenediacetate.
The CAS Registry Mumber 734-57-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,3 and 4 respectively; the second part has 2 digits, 5 and 7 respectively. Calculate Digit Verification of CAS Registry Number 734-57: (5*7)+(4*3)+(3*4)+(2*5)+(1*7)=76 76 % 10 = 6 So 734-57-6 is a valid CAS Registry Number.