With 2-cyano-4-nitro-aniline as raw material, 2-cyano-4-nitro-6-halogen- anilines have been prepared by direct halogenation.

以2-氰基-4-硝基苯胺為原料超碰在线人人操人人，用直接鹵化法研制成2-氰基-4-硝基-6-氯苯胺这男人看的黄色视频。成年人看的黄色视频。、2-氰基-4-硝基-6-溴苯胺黄片免费久久、和2-氰基-4-硝基-6-碘苯胺。

After sodium bisulfite reacted with methanal at 60-65℃ for 0.5h, aniline was dripped into the system to synthesize phenylaminomethyl-sodium sulfonate subsequently, the diazol solution of p-nitroaniline was dripped into phenylaminomethyl-sodium sulfonate synthesized to form 4'-nitro-4-aminoazobenzene. The compound was then added into diazol solution of p-chloroaniline to obtain the object product, which was identified by IR spectrum and element analysis.

在60~65℃溫度下91高清国产在线，亞硫酸氫鈉與甲醛反應(yīng)半小時(shí)之后滴入苯胺生成苯胺基甲基磺酸鈉亚欧A片视频在线观看，另將硝基苯胺重氮化得到重氮鹽溶液滴入苯胺基甲基磺酸鈉中得到4'-硝基-4-氮基偶氮苯，然后將其滴入氯苯胺重氮化后的重氮鹽溶液中婷婷五月天97sese，得經(jīng)紅外光譜檢驗(yàn)和元素分析證實(shí)的目標(biāo)產(chǎn)物久操碎强奸。

Based on the mechanism of coupling reaction,the reaction of melt metallocene-based Poly(Ethylene-α-Octene) initiated by dicumyl peroxide was studied at elevated temperature in oscillatory shear flow field.

以苯胺、環(huán)氧丙烷為原料制備了N久久国产精品久久久久，N 二(2 羥丙基)苯胺中文字幕Aⅴ无码一区二区三区，然后NHPPA與對(duì)硝基苯胺通過重氮偶合反應(yīng)制備了一種具有推拉電子結(jié)構(gòu)的偶氮化合物4 硝基 4′ N，N 二(2 羥丙基)氨基偶氮苯毛片免费全部无码视频。

This study concludes the following four parts:(1) acute toxicity of several chloroanilines to zebra fish;(2) effects of chloroanilines on antioxidant defense of crucian carp;(3) effects of chloroanilines on serum sex steroids in crucian carp;(4) effects of chloroanilines on lymphocyte proliferation in crucian carp, and the detailed results and main conclusions are concluded as follows

本論文以2-氯-4-硝基苯胺免费观看全成年网站大全、4-氯-3-硝基苯胺、2-氯-5-硝基苯胺在线观看黄色精品视频网站、2黄色工厂免费，4-二氯苯胺、3精品久久网视频，4-二氯苯胺xxxxxcom、2，5-二氯苯胺亚洲另类图区、2亚洲精品国产精品乱码不卡√，3-二氯苯胺為研究對(duì)象，研究分為四部分：(1)氯代苯胺對(duì)魚類的急性毒性免费一级黄；(2)氯代苯胺對(duì)鯽魚抗氧化系統(tǒng)的影響久久兔费黄色视频；(3)氯代苯胺對(duì)鯽魚血清性類固醇激素水平的影響；(4)氯代苯胺對(duì)鯽魚淋巴細(xì)胞增殖的影響亚洲男女精品视频在线看。

The acute toxicities of 2-chloro-4-nitroaniline, 4-chloro-3-nitroaniline, 2-chloro-5-nitroaniline, 2, 4-dichloroaniline, 3, 4-dichloroaniline, 2, 5-dichloroaniline, 2, 3-dichloroaniline to zebra fish were conducted in lab. 48h LC〓 values were 11. 18, 4. 62, 9. 23, 9. 55, 7. 07, 6. 68, 0.62mg/L respectively, and 96h LC〓 values were 6. 99, 2. 58, 8. 63, 7. 79, 6. 08, 5. 23, 0.49mg/L respectively.

1研究了2-氯-4-硝基苯胺亚洲乱码一区二区在线欧美、4-氯-3-硝基苯胺、2-氯-5-硝基苯胺粗暴大黑鳮巴视频欧美A、2美女很黄很黄的免费网站，4-二氯苯胺、3黄片高清一区国产，4-二氯苯胺、2人人看人人摸人人操人人色，5-二氯苯胺有色有爽、2，3-二氯苯胺對(duì)斑馬魚的急性毒性，經(jīng)計(jì)算48h LC〓分別為11.18人人插人人操人人奸、4.62日韩欧美黄色视频一区二区、9.23、9.55黄页黄色网站、7.07日韩午夜电影717无码、6.68、0.62mg/L欧美老妇XXXX，96h LC〓分別為6.99国产精品亚欧美一区二区、2.58、8.63最新免费黄网站、7.79日韩无码操逼、6.08、5.23ekwei.com、0.49mg/L欧美一区二区二区，這7種化合物均屬于高毒物質(zhì)。

Amino-6-nitrobenzodifuroxan was prepared through a three-step reaction from starting material 3, 5-dinitrobenzoic acid:(1)3, 5-dinitroaniline (1) was synthesized from the reaction of DNBA and hydrazoic acid in inert solvent 1, 2-dichioroethane through Schmidt rearrangement with yield of 89.6%;(2) 1 was subjected to nitration to prepare pentanitroaniline (2) with yield of 51.1%;(3) The title compound was prepared from 2 and sodium azide in acetic acid through denitrogenation and then Schmidt rearrangement with yield of 86.8%, m.p.204℃～206℃.

以3国产又长又大粗又硬无遮挡，5-二硝基苯甲酸為原料經(jīng)過3步反應(yīng)合成了7-氨基6-硝基苯并二氧化吠咱：第1步反應(yīng)国产免费黄色网址视频，在二氯乙烷惰性溶劑中，DNBA與疊氮酸反應(yīng)并發(fā)生Schmidt重排反應(yīng)生成3三级片伊人影院十月色，5-二硝基苯胺(1)无码韩日韩视频网址大全，產(chǎn)率89.6%；第2步反應(yīng)国产真人操逼视频，1在含100%硫酸的硝硫混酸中硝化生成五硝基苯胺(2)无码aaaaaaaaa在线，產(chǎn)率51.1%；第3步反應(yīng)91在线视频播放入口在线观看，2與疊氮酸反應(yīng)看久久久久久久一毛片，不經(jīng)分離直接進(jìn)行熱解脫氮、Schmidt重排反應(yīng)真实偷窥拍摄系列网站，得到目標(biāo)化合物黄色www123.， m.p.204℃~ 206℃，產(chǎn)率86.8%一级黄色毛片视频免费看。

A wavelet packet transform based generalized regression neural networkwas developed to process overlapping ultraviolet absorption spectra of p- nitroaniline ,o- nitroaniline and m- nitroaniline .

開發(fā)了一種小波包變換廣義回歸神經(jīng)網(wǎng)絡(luò)法国产91精品专区，用于處理對(duì)硝基苯胺、鄰硝基苯胺和間硝基苯胺重疊的紫外吸收光譜国产免费一级毛卡片AAAAA级，達(dá)到不經(jīng)預(yù)先化學(xué)分離進(jìn)行同時(shí)測(cè)定的目的黄色2级视频。

Methods: 2ethyl aniline was used as starting material of the synthesis and was processed by acetic anhydride acylation, strong nitric acid nitraction at low temperature, and desacyl synthesis to produce 2ethyl5nitro aniline. The product was then synthesized to 3methyl6nitro1Hindazole by using ringclosing reaction in the presence of NaNO2, and then ethylated to obtain 2,3diethyl6 nitro2Hindazole. The latter compound was then reduced by SnCl2/Hcl to get target compound 2,3diethyl6nitro2Hindazole.

以2乙基苯胺為原料經(jīng)醋酐酰化美女自慰喷水国产、濃硝酸低溫硝化及去鮳ww.αeαe.28.com日韩黄色片；Ｗo(hù)合成2乙基5硝基苯胺，后用亞硝酸鈉關(guān)環(huán)得3甲基6硝基1H吲唑，經(jīng)硫酸二甲酯甲基化得2国产进出又黄又大又粗视频，3二甲基6硝基2H吲唑久久有线视频，最后用氯化亞錫將其還原得到目標(biāo)產(chǎn)物，通過1H NMR確定結(jié)構(gòu)與目標(biāo)產(chǎn)物一致人人看人人靠。

Methods: 2-ethyl aniline was used as starting material of the synthesis and was processed by acetic anhydride acylation, strong nitric acid nitraction at low temperature, and desacyl synthesis to produce 2-ethyl-5-nitro aniline. The product was then synthesized to 3-methyl-6-nitro-lH-indazole by using ring-closing reaction in the presence of NaNO2, and then ethylated to obtain 2, 3-diethyl-6- nitro-2H-indazole. The latter compound was then reduced by SnC12/Hcl to get target compound 2, 3-diethyl-6-nitro-2H-indazole.

以2-乙基苯胺為原料經(jīng)醋酐鮳ww.91zaixian；庀跛岬蜏叵趸叭ヵ更新最快的黄色网站；Ｗo(hù)合成2-乙基－5-硝基苯胺亚洲综合激情图，后用亞硝酸鈉關(guān)環(huán)得3-甲基－6-硝基－1H-吲唑，經(jīng)硫酸二甲酯甲基化得2人人操av综合网，3-二甲基－6-硝基－2H-吲唑久久免费看A级毛片，最后用氯化亞錫將其還原得到目標(biāo)產(chǎn)物，通過1HNMR確定結(jié)構(gòu)與目標(biāo)產(chǎn)物一致爱青岛黄色网站推荐。

We are a wellknown producing base of dye intermediates. The main products:2,4-Dinitrochlorobenzene, 6-Bromo-2,4-Dinitroaniline,6-chloro-2,4-Dinitroaniline,2-Amino-4-Nitrophenol, 2,4-Dintrophenol, 2,4-Dinitroaniline, and so on.

我們是國(guó)內(nèi)有名的染料中間體生產(chǎn)基地超碰动态图，主要產(chǎn)品2，4-二硝基氯苯人人干人人弄人人插、6-溴-2欧美一欧美视频在线电影视频，4-二硝基苯胺、6-氯-299精品久久费精品国产精品，4-二硝基苯胺在线涩视频网址、2-氯基-4-硝基苯酚、2一级作爱免费视频，4-二硝基苯酚裸体美女扒尿口喷白浆草莓视频。

dinitrophenol：二硝基酚

其中包括氨基比林(aminopyrine)精品国产麻衣在线观看AV、阿斯凡納明(arsphenamine)欧美成A人片免费观看久久、二硝基酚(dinitrophenol)和磺胺劑衍生物. 乃卡巴精化合物之一(NDC)在理論上可能產(chǎn)生的代謝產(chǎn)物是對(duì)-硝基苯胺(p-nitroaniline),已知這種化合物的毒性相當(dāng)高. 實(shí)驗(yàn)室研究,Cuckler,

hexyl：六硝基二苯胺(海西爾)

Hexogen = 環(huán)三亞甲基三硝胺(黑索金,硝宇,RDX) | Hexyl = 六硝基二苯胺(海西爾) | HMTD = 六次甲基二胺過氧化物

Dianisidine Diisocyanate：聯(lián)甲氧基苯胺二異氰酸酯,聯(lián)異氰酸苯胺(臺(tái))

Diallylamine 二苯烯胺 | Dianisidine Diisocyanate 聯(lián)甲氧基苯胺二異氰酸酯,聯(lián)異氰酸苯胺(臺(tái)) | Diazodinitrophenol 重氮二硝基笨酚

dinitro benzol：二硝基苯

二硝基苯胺 dimtroaniline | 二硝基苯 dinitro benzol | 二硝基苯類 dinitrobenzenes

dipicrylamine：二苦胺 六硝基二苯胺

calc- [前綴]表示"鈣"之義 | dipicrylamine 二苦胺 六硝基二苯胺 | multiple centrifugal pump 多級(jí)離心泵

metanitroaniline：間硝基苯胺

metanillicacid 間胺酸 | metanitroaniline 間硝基苯胺 | metanolysis 甲醇分解

nitraniline：硝基苯胺

"硝胺鹽","nitraminate" | "硝基苯胺","nitraniline" | "硝酸鹽","nitrate"

nitroaniline：硝基苯胺

nitritebleaching 亞硝酸鹽漂白 | nitroaniline 硝基苯胺 | nitrobenzene 硝基苯

nitroaniline herbicide：硝基苯胺類除草劑

nitroammophoska 硝化銨磷鉀 | nitroaniline herbicide 硝基苯胺類除草劑 | nitrobacteria 硝酸菌

tetranitroaniline：四硝基苯胺

tetranitro-phenol 四硝基苯酚 | tetranitroaniline 四硝基苯胺 | tetranitrocarbazol 四硝基咔唑