1,3-Benzenedicarbonyl dichloride, 5-(trimethylsilyl),- also known as 5-(trimethylsilyl)phthalaldehyde, is an organic compound with the chemical formula C11H14Cl2O2Si. It is a colorless to pale yellow liquid that is soluble in organic solvents. 1,3-Benzenedicarbonyl dichloride, 5-(trimethylsilyl)- is a derivative of phthalaldehyde, featuring a trimethylsilyl group at the 5-position, which enhances its stability and reactivity. It is used as a reagent in organic synthesis, particularly in the preparation of various heterocyclic compounds and as a protecting group in the synthesis of complex organic molecules. Due to its reactivity, it is essential to handle 1,3-Benzenedicarbonyl dichloride, 5-(trimethylsilyl)- with care, typically under an inert atmosphere and using appropriate safety precautions.
The CAS Registry Mumber 18359-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,3,5 and 9 respectively; the second part has 2 digits, 5 and 9 respectively. Calculate Digit Verification of CAS Registry Number 18359-59: (7*1)+(6*8)+(5*3)+(4*5)+(3*9)+(2*5)+(1*9)=136 136 % 10 = 6 So 18359-59-6 is a valid CAS Registry Number.