It was shown that the chlorination rate increased with BPO addition and light powder raising . From 2 to 4 g / mol DMC was suitable for BPO addition whose overbalance would make the triphosgene decompose .

结果表明随着BPO添加量及光功率的增加，氯化反应速率加快，且BPO的添加量以不超过4g／molDMC为宜， 过量的BPO在 反应中会促使 生成 的 固体 光气分解。

Two DIAR couplers were synthesized with 2 ( isopropylamino ) benzenethiol as timing group which was synthesized from benzothiazole and triphosgene used as a substitute of phosgene and good result was obtained .

从苯并噻唑开始，制备了2异丙氨基苯硫酚，并把它作为定时基团，合成了2种DIAR成色剂。在中间体的合成中，用 固体 光气代替光气得到了理想结果。

Emergency treatment and nursing care of 24 patients of acute triphosgene intoxication

24例急性 三 光气中毒的急救及护理

Especially instead of using toxic phosgene the triphosgene was employed in the synthetic process of some receptors which provides a convenient . safe and efficient method for the preparation of chiral unsymmetrical urea .

深入研究了它们的合成方法，实现了 多种 简便有效的 选择性合成，特别是以 三 光气代替剧毒的光气，实现了一条简便、安全、有效的制备手性不对称脲的方法。

METHODS : β phenylethyl isocyanate was synthesized conveniently from β phenylethylamine and triphosgene in one step .

方法：以β苯乙胺为原料，通过与 三 光气 反应，一步制得β苯乙基异氰酸酯。

Objective : To study the synthesis of Bupivacaine hydrochloride by triphosgene .

目的：研究 三光 气 法合成盐酸布比卡因。

Triphosgene as the perfect substitute for phosgene is applied on the synthesis of more important organic compounds .

介绍了 三 光气的应用及合成方法。

The Synthesis and Applications of Triphosgene

三 光气的合成和应用

The high-purity propionyl chloride was synthesized using propanoic acid and triphosgene as raw materials .

以丙酸和 三 光气为原料，用 三光 气 法合成了纯度较高的丙酰氯。

Methods : Bupivacaine hydrochloride was prepared via chlorination by triphosgene amidation butylation and acidification from 2-pipecolic acid .

方法：以 三 光气作为氯化剂，由2-哌啶甲酸经酰氯化、酰胺化、 丁基化、成盐得盐酸布比卡因。

Research and Application of Triphosgene Instead of Phosgene for Synthesizing Compounds

三 光气代替光气合成系列化合物的研究和应用

Study on synthesis technology of bis ( 4-Nitrophenyl ) carbonate by the triphosgene method

三光 气合成碳酸二（4-硝基苯基）酯工艺研究

Research and Application of Triphosgene Instead of Phosgene for Synthesizing Compounds ;

由 光气 与 乙硫醇合成 氯 甲酸 乙硫醇 酯。

Tetrabromobisphenol-A polycarbonate ( TBBPA-PC ) was synthesized by interfacial polymerization with triphosgene ( BTC ) and tetrabromobisphenol A ( TBBPA ) as raw materials .

以 三 光气（BTC）和四溴双酚A（TBBPA）为原料，经界面缩聚合成了高分子量四溴双酚A聚碳酸酯。

This process use choline chloride as raw material to get carbachol through triphosgene acyl chlorination reaction and amination .

该工艺以氯化胆碱为原料，经 三光 气酰氯化，氨化反应制得卡巴胆碱。

The application of triphosgene in organic synthesis was introduced .

介绍 三 光气在有机合成中的应用。

A simple method tor the preparation of triphosgene

制备 三聚 光气的一种简便方法

The results showed that the reaction between triphosgene and nucleophilic group could be conducted at mild conditions and the yield of product was at the same level of that from the reaction with phosgene or even more .

结果表明， 三 光气与亲 核体发生反应的条件温和，所得产物的产率与光气反应时的一样或更高。

Triphosgene is increasingly used in the fields of medicine pesticide organic chemistry and macromolecule material with advantages of mild synthesis and reaction conditions strong selectivity excellent yield safe handling and handy storage and transportation .

三光 气 由于其合成和 参加反应的条件都比较温和，而且选择性强、收率高、使用安全方便、易运输储存，在医药、农药、有机化工和高分子材料等领域正在得到广泛的应用。

The risk of reaction using phosgene could be avoided effectively by substitution of triphosgene for phosgene and application of triphosgene in production with broad prospect was believed by author .

用 三光气代替 光气合成化合物能有效消除光气的危险性，在生产中具有较广泛的应用前景。