4-(2-phenyl-[1,3,2]dioxaborolan-4-ylmethoxy)-benzoic acid ethyl ester is a complex organic compound with the molecular formula C18H17BO5. It is a derivative of benzoic acid, featuring a phenyl group attached to a [1,3,2]dioxaborolan-4-ylmethoxy moiety. 4-(2-phenyl-[1,3,2]dioxaborolan-4-ylmethoxy)-benzoic acid ethyl ester is significant in organic synthesis, particularly in cross-coupling reactions, where it can act as a boron-containing building block. The ethyl ester group indicates that the carboxylic acid function of the benzoic acid is esterified, which can influence the compound's reactivity and solubility properties. It is often used in the synthesis of pharmaceuticals and other complex organic molecules due to its ability to form stable intermediates that can be further functionalized.
The CAS Registry Mumber 2170-25-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,7 and 0 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 2170-25: (6*2)+(5*1)+(4*7)+(3*0)+(2*2)+(1*5)=54 54 % 10 = 4 So 2170-25-4 is a valid CAS Registry Number.