中文名称:2,4-二硝基苯甲酸 中文别名:2,4-二硝基安息香酸 CAS No:610-30-0 EINECS号:210-219-5 分子式:C 7 H 4 N 2 O 6 沸点:412.8 °C at 760 mmHg 闪光点:187.3 °C 密度:1.688 g/cm 3 水溶性:dioxane: 50 mg/mL,
dioxane 听听怎么读 英[daɪ'ɒkseɪn] 美[daɪ'ɒkˌseɪn] 是什么意思 n. 二氧杂环乙烷;二氧六环; 英英释义 Dioxane Dioxane is the common name for 1,4-dioxane 以上来源于:Wikipedia 学习怎么用 权威例句 Synthesis and characterization of polymers produced by horseradish peroxidase in ...
2,4-二氯苯氧乙酸化学性质 熔点:136-140 °C (lit.) 沸点:160 °C (0.4 mmHg) 堆积密度 :720kg/m3 密度:1.563 蒸气压 :0.4 mm Hg ( 160 °C) 折射率 :1.5000 (estimate) 闪点:160°C/0.4mm 储存条件 :2-8°C 溶解度 :Soluble in organic solvents (ethanol, acetone, dioxane) 酸度系数(pKa)...
Stage #3: With ammonia; copper diacetate In 1,4-dioxane; dichloromethane; water at 20℃; for 24 h;在氩气下,将(CH2)2Br2以5份(60μl/ 30min,3.5mmol)加入到8(500mg,2.3mmol),Mg(168mg,6.9mmol)和干燥THF(10mL)的回流混合物中。。当8消失(TLC,己烷;约3小时后)后,将混合物冷却至-10℃并加入...
2-Methyltetrahydrofuran is an environmentally favorable alternative to tetrahydrofuran (THF), 1,4 Dioxane (Dioxane) and dichloromethane (DCM) for most industrial applications. Many of its benefits include: · High boiling point · Clean organic-water phase separation · Reduced energy to recover ...
Product name: 1,4-Dioxane-2,5-dione Synonyms: glycolide,1,4-Dioxane-2,5-dione CAS: 502-97-6 EC number: 207-954-9 MF: C4H4O4 MW: 116.07 SECTION 4: First aid measures Description of first aid measures General advice Consult a physician. Show this safety data sheet to the doctor in ...
The Pd(PPh3)4-catalyzed reactions of bis(triflate) 312 of methyl 2,5-dihydroxybenzotae with 1.3 equiv of arylboronic acids in dioxane at 110 °C in the presence of K3PO4 as base were found to occur site selectively at the less sterically hindered C-5 position to give biaryls 313a–g...
1,4-Dioxane-2,5-diol乙醇醛二聚体 产品规格:1g CAS:23147-58-2保存条件:Store at 2-8℃.产品介绍:基本信息:CAS:23147-58-2分子式:C4H8O4分子量:120.1MDL:MFCD00012133纯度:≥95%外观/性状:晶体熔点85℃沸点:312.4±42.0℃(Predicted)溶解度:溶于水(0.1g/mL,无色澄清)产品简介:概述:乙醇醛为分子量...
1,4-二氧杂环-2,5-己二酮 外文名 1,4-Dioxane-2,5-dione 化学式 C4H4O4 分子量 116.0722 CAS登录号 502-97-6 EINECS登录号 207-954-9 熔点 81-83ºC 闪点 181.47℃ 沸点 322.46℃ 密度 1.424g/cm³ 目录 1 其他名称 2 安全信息 ▪ 安全说明 ▪ 危险品标志 ▪ 危险类...
丙二酸环(亚)异丙酯 2,2-Dimethyl-1,3-dioxane-4,6-dione 2033-24-1 2-乙酰基异烟酸甲酯 methyl 2 -acetylisonicotinate 138715-82-9 异丙醇频哪醇硼酸酯 Isopropoxyboronic acid pinacol ester 61676-62-8 三氟甲基磺酸三甲基硅酯 Trimethylsilyl trifluoromethanesulfonate 27607-77-8 1,4-丁磺酸内酯 1,...