As a subject matter expert in the field of food additives and dyes, I can provide you with accurate information regarding Red Dye 40, also known as Allura Red AC.

Red Dye 40 is an artificial food coloring that is commonly used in the food industry to provide a vibrant red color to various products. It is classified as a "azo dye," which means it contains a structure with one or more nitrogen atoms bonded to two carbon atoms. The chemical name for Red Dye 40 is "1-(4-sulfonatophenyl)-4-[(2,4,5,7-tetraiodo-3H-2,1-benzoxazol-3-yl)azo]-benzene," and it is synthesized from petroleum.

The primary components of Red Dye 40 are:


1. Azo groups: These are the nitrogen-carbon structures that give the dye its characteristic color.

2. Sulfonated aromatic rings: These are part of the dye's structure and contribute to its solubility in water.

3. Iodine atoms: The presence of iodine atoms in the dye molecule is what gives Red Dye 40 its strong color.

It's important to note that there have been debates and concerns about the safety of Red Dye 40, with some studies suggesting a potential link to hyperactivity in children. However, regulatory agencies like the U.S. Food and Drug Administration (FDA) have deemed it safe for consumption within certain limits.

Now, let's translate that into Chinese:

作为食品添加剂和染料领域的专家，我可以为您提供关于红色40号染料的准确信息，它也被称为阿利红AC。

红色40号染料是一种人工食用色素，通常用于食品工业中，为各种产品提供鲜艳的红色。它被分类为“偶氮染料”，这意味着它包含一个或多个氮原子与两个碳原子键合的结构。红色40号染料的化学名称是“1-(4-磺酸苯基)-4-[(2,4,5,7-四碘-3H-2,1-苯并恶唑-3-基)偶氮]-苯”，它是从石油合成的。

红色40号染料的主要成分包括：


1. 偶氮基团：这些是赋予染料其特征颜色的氮-碳结构。

2. 磺化芳香环：这些是染料结构的一部分，有助于其在水中的溶解性。

3. 碘原子：碘原子的存在赋予了红色40号染料强烈的颜色。

需要注意的是，关于红色40号染料的安全性存在争议和担忧，一些研究表明它可能与儿童的多动症有关。然而，像美国食品药品监督管理局（FDA）这样的监管机构认为，在一定限度内它是安全的。

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Cochineal may be made from bugs, but other synthetic red dyes such as Red No. 2 and Red No. 40, which carry far greater health risks, are derived from either coal or petroleum byproducts.read more >>