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Double hydroxyurea is a synthesis of hydroxylamine hydrochloride Triphosgene and response system.
双羟基脲的合成是用三光气和盐酸羟胺反应制的。
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With 4 Xiu Shuang phenol - A and solid smooth air is raw material, dissolve it in 1 in, 2- 2 chlorine ethane solvents, slow drop adds 3 Yi Ans to carry out solution get together , with 3 Xiu benzene phenol does end dose, thick product sinks by industrial alcohol Xi after, take out to strain , wash is dry , grind white powder form flame retardant assemble carbon sour ester product.
以四溴双酚-A、固体光气为原料,将之溶解在1,2-二氯乙烷溶剂中,缓慢滴加三乙胺进行溶液聚合,以三溴苯酚做封端剂,粗产品经工业酒精沉析后,抽滤,洗涤,干燥,研磨得白色粉末状阻燃聚碳酸酯产品。
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Amides were prepared in good yields under mild and neutral conditions. In chapter three,we simply outlined the applications of biscarbonate in synthesis of pharmaceuticals and their intermediates.
第三章,首先我们介绍了光气的理想替代品——双碳酸酯的物理化学性质及其在医药中间体合成中的应用。
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diphosgene:双光气
主要代表有氯气(chlorine)、氯化苦(chlorpicrin)、光气(phosgene)和双光气(diphosgene). 这类毒剂在WWⅠ中曾被大量使用. 氯气现已淘汰. 氯化苦是一种训练用毒剂. 光气(双光气)具有作用慢、毒性低、急救难、防消易、来源广泛等特点,
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diphosgene:聚光气 聚光气 氯甲酸三氯甲酯 双光气
diphonia 双音 | diphosgene 聚光气 聚光气 氯甲酸三氯甲酯 双光气 | diphosphatase 二磷酸酶
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diphosgene:双光气(致命的气体)
16.dipalmitoyl 二棕榈酰基 | 17.diphosgene 双光气(致命的气体) | 18.diproprionate 二磷酸盐
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diphosgene:双光气 (名)
diphenylchlorarsine 二苯胺氯胂 (名) | diphosgene 双光气 (名) | diphtheria 白喉 (名)
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diphosgene; trichloromethylchloro-formate:双光气;氯甲酸三氯甲酯
二苯三[氮]唑 diphenyltriazole | 二苯基乌拉坦;二苯胺甲酸乙酯 diphenylurethane | 双光气;氯甲酸三氯甲酯 diphosgene; trichloromethylchloro-formate
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Diphosgene poisoning:双光气中毒
Diphenylchlorarsin poisoning; Sneezing gas poisoning; Sternutator poisoning 催嚏毒气中毒; 二苯氯胂中毒 | Diphosgene poisoning 双光气中毒 | Diphtheric granulation 固膜性肉芽
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trichloromethyl chloroformate; diphosgene:氯甲酸三氯甲酯;双光气
三氯甲烷;氯仿 trichloromethane; chloroform | 氯甲酸三氯甲酯;双光气 trichloromethyl chloroformate; diphosgene | 三氯萘 trichloronaphthalene
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Diphtheric granulation:固膜性肉芽
Diphosgene poisoning 双光气中毒 | Diphtheric granulation 固膜性肉芽 | Diphtheritic enteritis; Stercoral diphthery 便秘性肠白喉
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Diphenylchlorarsin poisoning; Sneezing gas poisoning; Sternutator poisoning:催嚏毒气中毒; 二苯氯胂中毒
Diphenylaminarsin poisoning; Adamsite poisoning 亚当氏气中毒 | Diphenylchlorarsin poisoning; Sneezing gas poisoning; Sternutator poisoning 催嚏毒气中毒; 二苯氯胂中毒 | Diphosgene poisoning 双光气中毒
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diphenylchloroarsine:二苯氯胂
dioxin 二?英 | diphenylchloroarsine 二苯氯胂 | diphosgene 双光气