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.

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Isocyanic acid p - chlorophenyl ester was obtained with triphosgene and p - chloroaniline as raw materials.

以对氯苯胺和三光气为原料,合成对 氯苯 异氰酸酯.

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Preparation of L - lysine ethyl ester diisocyanate from L - lysine by esterification and isocyanation with triphosgene was described.

以L - 赖氨酸为原料经乙酯化后与三光气反应合成了L - 赖氨酸乙酯二异氰酸酯.

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