8 sentences

1. 酚类化合物常用于消毒剂中。

   fēn lèi huà​hé​wù cháng​yòng yú xiāo​dú​jì zhōng.

   Phenolic compounds are commonly used in disinfectants.

   Source: Dong Chinese Dictionary

2. 噻唑是一种常见的杂环化合物。

   sāi​zuò shì yī zhǒng cháng​jiàn de zá​huán huà​hé​wù.

   Thiazole is a common heterocyclic compound.

   Source: Dong Chinese Dictionary

3. 酮类化合物在化学工业中非常重要。

   tóng lèi huà​hé​wù zài huà​xué gōng​yè zhōng fēi​cháng zhòng​yào.

   Ketones are very important in the chemical industry.

   Source: Dong Chinese Dictionary

4. 许多酯类化合物具有宜人的果香味。

   xǔ​duō zhǐ lèi huà​hé​wù jù​yǒu yí​rén de guǒ​xiāng​wèi.

   Many esters have a pleasant fruity aroma.

   Source: Dong Chinese Dictionary

5. 酰基是这类有机化合物的核心结构。

   xiān jī shì zhè lèi yǒu​jī huà​hé​wù de hé​xīn jié​gòu.

   The acyl group is the core structure of this class of organic compounds.

   Source: Dong Chinese Dictionary

6. 这种派生化合物保留了其母体的基本结构。

   zhè zhǒng pài​shēng huà​hé​wù bǎo​liú le qí mǔ​tǐ de jī​běn jié​gòu.

   This derivative compound retains the basic structure of its parent compound.

   Source: Dong Chinese Dictionary

7. 这种有机化合物的环状结构中含有一个杂原子。

   zhè zhǒng yǒu​jī huà​hé​wù de huán​zhuàng jié​gòu zhōng hán​yǒu yī gè zá​yuán​zǐ.

   The cyclic structure of this organic compound contains a heteroatom.

   Source: Dong Chinese Dictionary

8. 经过实验室检测，这种物质其实是一种复杂的化合物。

   jīng​guò shí​yàn​shì jiǎn​cè, zhè zhǒng wù​zhì qí​shí shì yī zhǒng fù​zá de huà​hé​wù.

   After laboratory testing, this substance was found to actually be a complex compound.

   Source: Dong Chinese Dictionary