HBr是什么意思

网络释义

用法例句

Study on synthetic technology of hydrogen bromide and develop on related products;

溴化氢合成工艺的研究及相关下游产品的开发

β-Bromoethyl benzene(β-BEB) was synthesized by anti-Markovnikov addition of hydrogen bromide to styrene under ultraviolet light irradiation.

在紫外线的照射下,苯乙烯与溴化氢气体发生反马氏规则自由基加成反应,可合成β-溴乙苯(-βBEB)。

β-bromoethyl benzene(β-BEB) was synthesized by anti-Markovnikov addition of hydrogen bromide to styrene.

通过苯乙烯与溴化氢气体发生反马氏规则自由基加成反应,合成了β-溴乙苯(β-BEB)。

11-Bromoundecanoic acid was synthesized with 10-undecanoic acid and hydrobromic acid as raw materials.

以10-十一烯酸和溴化氢为原料合成11-溴代十一酸,考察了引发剂、溶剂、反应温度、后处理方法、熟化时间等因素对反应和产品的影响。

A method for the determination of Acetic acid and Hydrobromic acid in air and environmental sample by ion-chromatography is described.

用同一吸收液采集、离子色谱法测定空气中的乙酸和溴化氢,采样体积为60L时,乙酸和溴化氢的检出限分别为0。

Determination of Hydrogen Bromide(HBr) in Ambient air Sample using Ion Chromatography;

环境空气中溴化氢离子色谱法测定

Methyl cis-cinnamate was synthesized from ethyltrans-cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.

反式肉桂酸乙酯经溴化、脱溴化氢、甲酯化和催化氢化合成了顺式肉桂酸甲醇。

an aqueous solution of hydrogen bromide that is a strong liquid acid.

溴化氢的水溶液，一种强液体酸。

Investigation of Cleavage of Benzenesulfonyl by Hydrogen Bromide in Acetic Acid

溴化氢的冰乙酸溶液脱除苯磺酰基的研究

The formal addition product, hydrolyzate and esterified product were obtained by addition reaction with 30% hydrogen bromide in acetic acid.

其 3 位乙烯基与溴化氢的加成则分别生成正常溴代产物和水解产物及其酯化产物 .

The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.

溴化氢加成的最后一步，是负离子亲核试剂的附加。

Desomorphine hydrobromide

氢溴化二氢去氧吗啡

Racemethorphan hydrobromide

消旋甲吗喃氢溴化物

Research on Bromination of 4-Nitroaniline With Hydrobromic Acid and Hydrogen peroxide as Brominating Agent in Medium of Dilute Sulfuric Acid

4-硝基苯胺在稀硫酸介质中用氢溴酸和过氧化氢为溴化剂溴化反应的研究

Synthesis of Tri-(tribromobenoxyl) -triazine with Eliminating Hydrochloride in Solvent

氯化氢脱除法合成三-(三溴苯氧基)-三嗪

TBAB-THF Hydrate Mixture as a Cold Storage Medium

四丁基溴化铵-四氢呋喃系蓄冷水合物

Technical Research on the Synthesis of Bromoaniline by Liquid Catalysis Hydrogenation;

液相催化氢化法制备溴代苯胺的工艺研究

Oxidation and Bromination of 3, 4-Diaryl-2, 5-dihyrothiophenes;

3，4-二芳基-2，5-二氢噻吩的氧化脱氢及溴化反应研究

The activities of both urease and catalase are sensitive to bronopol.

土壤脲酶和过氧化氢酶都对溴硝醇比较敏感。

Chemiluminescence Analysis of Galantamine Hydrobromide with a Nanometer Microreactor

纳米微反应器化学发光法测定氢溴酸加兰他敏

Catalytic Synthesis of Sclareolide with Tetrabutylammonium Bromide as Catalyst and Hydrogen Peroxide as Oxidant

四丁基溴化铵催化过氧化氢氧化香紫苏醇合成香紫苏内酯的研究

Determination of Trace Fe(Ⅲ) by Catalytic Spectrophotometric Kinetic Method of the Biscoloring Reaction of Bromthymol Blue and H_2O_2;

过氧化氢氧化溴百里酚蓝催化动力学光度法测定痕量铁(Ⅲ)

Determination of Dextromethorphan Hydrobromide in Pharmaceutical Preparations and Human Plasma with Dibromofluorescein-NCS Chemiluminescence System

二溴荧光素-N-氯代丁二酰亚胺化学发光体系测定片剂及人血浆中的氢溴酸右美沙芬

ipratropium bromide-fenoterol hydrochloride

异丙托溴铵-氢溴酸非诺特罗

Adsorption Behaviors of Halide and Bromate Anions on Calcined LDHs;

焙烧层状氢氧化镁铝对卤离子和溴酸根离子吸附性能研究