JSFiddle - React, Tailwind, and code Playground

HTML

<div date-id="miDiv">
 <p>Box con info</p>
        <img class="close3" src="images/remove.png" style="margin-left: 15px; width: 15px;"/></div>    
<div>

JavaScript

$('.close3').click(function() {
         alert($("div").attr('date-id'));
      });