萘

基本解释 (translations)

naphthalene  ·  albocarbon  ·  naphthalin  ·  naphthaline  ·  naphtalin

词组短语

tar camphor

与萘相关的网络例句 [注：此内容来源于网络，仅供参考]

This paper introduces using industry naphthalene to production process to deeply process watering_oil in spare time of production so as to achieve industry acenaphthene and methylnaphalene etc.

利用工业萘生产装置，在工业萘生产的空余时间，对洗油进行深加工，制取工业萘及甲基萘等产品，实现一套装置的多种使用，提高企业经济效

Suitable water-immiscible organic solvents include aromatic hydrocarbons, eg toluene, xylene, naphthalene, tetrahydronaphthalene and methyl naphthalene; chlorinated aromatic hydrocarbons, eg chlorobenzene, fluorobenzene, chloronaphthalene and bromonaphthalene; esters, eg butyl acetate, ethyl acetate, methyl benzoate, ethyl benzoate, benzyl benzoate, butyl benzoate, phenylethyl acetate, butyl lactate, benzyl lactate, diethyleneglycol dipropionate, dimethyl phthalate, diethyl phthalate, dibutyl phthalate, di(2-ethylhexyl) phthalate; alcohols having six or more carbon atoms, eg hexanol, octanol, benzyl alcohol, phenyl ethanol, phenoxy ethanol, phenoxy propanol and phenoxy butanol; ethers having at least 5 carbon atoms, preferably C 5-14 ethers, eg anisole and phenetol; nitrocellulose, cellulose ether, cellulose acetate; low odour petroleum distillates; turpentine; white spirits; naphtha; isopropylbiphenyl; terpene; vegetable oil; mineral oil; essential oil; and natural oil; and mixtures of any two or more thereof.

适用于水互溶的有机溶剂包括芳香族碳氢化合物，如甲苯，二甲苯，萘，四氢萘和甲基萘；氯代芳香族碳氢化合物，如氯苯，氟，氯萘和萘；酯类，如醋酸丁酯，醋酸乙酯，苯甲酸甲酯，苯甲酸乙酯，苄酯，苯甲酸正丁酯，苯，醋酸丁酯乳酸，乳酸苄，二甘醇二丙酸酯，邻苯二甲酸二甲酯，邻苯二甲酸二乙酯，邻苯二甲酸二丁酯，二（2乙基己基）酯；醇有6个或更多碳原子，如己醇，辛醇，苯甲醇，苯乙醇，苯氧基乙醇，丙醇和苯氧基苯氧丁醇；醚至少有5个碳原子，最好荤5-14醚，如苯甲醚和phenetol；硝化棉，纤维素醚，醋酸纤维素，低气味石油蒸馏；松节油；白酒，石脑油isopropylbiphenyl；萜类，植物油，矿物油，挥发油；和天然油，以及任何两个或两个以上其混合物。

A series of novel dendrons with 1,3,5-triazine structure were synthesized by convergent strategy using cyanuric chloride, p-hydroxyazobenzene,β-naphthol, 1-hydroxyanthraquinone, 3,5-dihydroxybenzyl. They were the first generation p-phenyl-azo-phenyloxy-terminated dendron G1.0, the first generation naphthyloxy-terminated dendron G1.0, the first generation naphthyloxy-terminated and 1-anthraquinonoxy-cored dendron G, and the second generation naphthyloxy-terminated dendron G2.0.

以对羟基偶氮苯、β-萘酚为端基，三聚氯氰、3，5-二羟基苄醇为支化单体，1-羟基蒽醌为核心，用收敛法合成了一系列新型结构的含均三嗪环的树枝块：第一代端基为偶氮苯的树枝块G1.0、端基为萘氧基的树枝块G1.0、端基为萘氧基、中心为蒽醌的树枝块G、第二代端基为萘氧基的树枝块G2.0。

Terahertz time-domain spectroscopy has been used to measure the spectral properties of polycrystalline 1,2-naphthoquinone, 1,2- naphthoquinone-4-sulfonic acid sodium salt , Menadione, Plumbagin, Juglone at room temperature.

用太赫兹时域光谱技术研究了室温条件下的萘醌及其衍生物1，2-萘醌、1，2-萘醌-4-磺酸钠、甲萘醌、白花丹素、胡桃醌的光谱特征，得到了各自的吸收谱和折射率。

A series of long chain alkyl methylnaphthalene sulfonates, including hexyl methylnaphthalene sulfonate, octyl methylnaphthalene sulfonate, decyl methylnaphthalene sulfonate, dodecyl methylnaphthalene sulfonate, and tetradecyl methylnaphthalene sulfonate, was characterized by high performance liquid chromatography and electrospray ionization mass spectrometry. Through a great deal of testing, the analytical conditions were optimized.

采用反相离子对高效液相色谱和电喷雾离子化质谱对系列长链烷基甲基萘磺酸盐，包括己基甲基萘磺酸盐、辛基甲基萘磺酸盐、癸基甲基萘磺酸盐、十二烷基甲基萘磺酸盐、十四烷基甲基萘磺酸盐进行分析，通过液相色谱分离条件的优化，找到了最佳分析条件。

Naphthylamine is the intermediate of various dye products and the major raw materials of various rubber aging inhibitors,ɑ-naphthol produced with ɑ-naphthylamine is the major intermediate of pesticide carbaryl; KT-02 nickel catalyst is used to prepare naphthylamine by nitro-naphthalene catalytic hydrogenation, the product has high purity and high yield, and it's currently one of the best technological conditions, and the catalytic activity of the catalyst does not deteriorate after multiple times of recycle.

萘胺是多种染料产品的中间体，也是多种橡胶防老剂的主要原料，由ɑ-萘胺生产的ɑ-萘酚是农药西维因的重要中间体，KT-02型镍催化剂用于硝基萘催化加氢制备萘胺，产物纯度好、收率高，是目前最佳的工艺条件之一，且催化剂多次套用催化活性不减。

A brief review of preparation of three 1,1'binaphthyls with nonidentical groups in 2, 2'positions: 2amino2'hydroxy1,1'binaphthyl, 2hydroxy2'mercapto1,1'binaphthyl and 2amino2' mercapto1,1'binaphthyl was prespented, and the progress on their application in the asymmetrical synthesis was outlined.

概述了 2 ，2'位置上带有不同取代基的 1，1'联萘化合物，如 2氨基 2'羟基 1，1'联萘、2羟基 2'巯基 1，1'联萘和 2氨基 2'巯基 1，1'联萘的制备及在不对称合成中的应用研究进展。

Inhibition to biological treatment process by seven naphthalene derivatives was investigated with Rank Cell respirometer, and all the test chemicals were proved to be potential inhibitors to both activated sludge process and nitrification at different level.

用Rank Cell呼吸仪研究了2-萘酚、1-萘胺、5-氨基-1-萘酚、1-氨基-4-氯萘、2-萘磺酸、2-氨基-1-萘磺酸和7-氨基-4-羟基-2-萘磺酸等七种萘系列有机化合物对生物处理过程的抑制，证明被测化合物对活性污泥过程和硝化过程均有不同程度的抑制作用。

The analytical results have shown that p ro ducts mainly consisted of some monosubstituted, disubstituted and a few trisub stituted naphthalenes. Except the low activity of HZSM-5 catalyst, all other z eolite catalysts have higher activity. HY and Hβ catalytic activities were the highest, and their naphthalene conversions attained to 79.12 and 55.79 percent respectively, but their selectivities for 2-isopropylnaphthalene, 2,6-diisopropylnaphthalene(2,6-DIPN) and 2,7-diisopropylnaphthalene ( 2,7-DIPN) were too low. ZM catalysts had good activity and much better selecti vity, especially for ZM4-3, of which its 2,6-DIPN/2,7-DIPN ratio was 2.97. Th er efore, some zeolite catalysts are recommended for shape selective isopropylat ion of coal tar naphthalene.

研究结果表明，煤焦油萘异丙基化产物主要由一取代萘、二取代萘以及少量三取代萘组成；除HZSM-5活性较低以外，其它催化剂均有较高的反应活性，其中HY和Hβ反应活性最高，萘转化率分别达75.15％和55.96％，但β位产物的选择性较差；ZM类催化剂既有一定的活性，又有较高的β选择性，是萘择形异丙基化反应理想的备选催化剂。

The method comprises: adding 4-(3,4-dichlorophenyl)-1-tetralone and solvent at a ratio of 1:(3-4) into a three-necked flask with a stirrer, heating under stirring until 4-(3,4-dichlorophenyl)-1-tetralone is completely dissolved, heating to 60-100 deg.C, refluxing for 0.5-2 h, cooling the filtrate to -5-10 deg.C, filtering, recrystallizing to obtain refined 4-(3,4-dichlorophenyl)-1-tetralone, and drying at 40-80 deg.C to obtain dry 4-(3,4-dichlorophenyl)-1-tetralone.

该方法的步骤是：在带搅拌的三颈瓶中依次加入4-(3，4-二氯苯基)-1-萘满酮和溶剂，溶剂与4-(3，4-二氯苯基)-1-萘满酮的L∶W为3～4∶1，将上述4-(3，4-二氯苯基)-1-萘满酮及混合精制溶剂搅拌下升温，使4-(3，4-二氯苯基)-1-萘满酮全部溶解，升温至60～100℃，回流0.5-2h；滤液用冰水冷却至-5～10℃，过滤，所得物料再用上述方法进行一次重结晶得到精品4-(3，4-二氯苯基)-1-萘满酮，40～80℃干燥后即得到干品4-(3，4-二氯苯基)-1-萘满酮。

与萘相关的网络解释 [注：此内容来源于网络，仅供参考]

menadione：甲萘醌

和指标: 含量(以亚硫酸氢钠甲萘醌计):≥97.8% 甲萘醌(Menadione)含量:≥51% 浴液色泽:≤ 亚硫酸氢钠甲萘醌黄绿色标准比色液4号 磺酸甲萘醌 无沉淀 水分(Water):≤17% 重金属(以Pb计)% ≤0.002 砷盐(As)% ≤0.0005 外观:白色结晶性粉末,

Menadione Sodium Bisulfite：甲萘醌亚硫酸氢钠

甲萘醌 Menadione;Vitamin K3 | 甲萘醌亚硫酸氢钠 Menadione Sodium Bisulfite | 甲萘氢醌 Menadiol

Menadione Sodium Bisulfite：甲萘醌亚硫酸氢钠[止血药]

Menadione 甲萘醌[止血药] | Menadione Sodium Bisulfite 甲萘醌亚硫酸氢钠[止血药] | Menadoxime 甲萘多昔[止血药]

naphthol：萘酚;含有萘环的羟基衍生物

naphthine 伟晶蜡石 | naphthol 萘酚;含有萘环的羟基衍生物 | naphtholith 沥青页岩

naphthol dye：萘酚染料,纳夫妥染料

萘酚染料染色机 naphthol colour dyeing machine | 萘酚染料,纳夫妥染料 naphthol dye | 萘酚染料染色 naphthol dyeing

naphthylamine hydrochloride：萘胺盐酸盐

naphthyl red 萘红 | naphthylamine hydrochloride 萘胺盐酸盐 | naphthylamine sulfonic acid 萘胺磺酸

naphthylamine hydrochloride：盐酸萘胺

naphthylamine 萘胺 | naphthylamine hydrochloride 盐酸萘胺 | naphthylamine orange 萘胺橙

dinaphthyldiimide; azonaphthalene：二萘二亚胺;偶氮萘

二萘基硫醚 dinaphthyl sulfide | 联萘 dinaphthyl; binaphthyl | 二萘二亚胺;偶氮萘 dinaphthyldiimide; azonaphthalene

dinaphthyl; binaphthyl：联萘

二萘基硫醚 dinaphthyl sulfide | 联萘 dinaphthyl; binaphthyl | 二萘二亚胺;偶氮萘 dinaphthyldiimide; azonaphthalene

dinaphthyl ketone：二萘基酮

二萘[基]醚;萘醚 dinaphthyl ether; naphthyl ether | 二萘基酮 dinaphthyl ketone | 二萘基硫醚 dinaphthyl sulfide