Toluene (/ ˈtɒl.juiːn /), also known as toluol (/ ˈtɒl.ju.ɒl, - ɔːl, - oʊl /), is a substituted aromatic hydrocarbon [15] with the chemical formula C6H5CH3, often abbreviated as PhCH3, where Ph stands for the phenyl group. It is a colorless, water -insoluble liquid …

2020年4月26日 · 例如乙醇（C₂H₅OH）广泛用于饮品、溶剂和消毒；甲醇（CH₃OH）常用于溶剂、燃料和工业原料。 酚类（Phenols）化合物是含有羟基（-OH）直接与芳香环（如苯环）连接的有机化合物。 例如，苯酚（C₆H₅OH）是一个重要的化学品，具有酸性，能参与许多反应，如与氯反应形成氯酚，或者与强氧化剂反应氧化为其他化合物。 醇的氧化反应：醇（尤其是一级醇）可以被氧化为醛或酮。 例如，乙醇可以被氧化为乙醛。 酯化反应：醇与酸反应生成酯，例如乙醇 …

Use this acids and bases chart to find the relative strength of the most common acids and bases. This acid-base chart includes the K a value for reference along with the chemical's formula and the acid’s conjugate base. The acid and base chart is a reference table designed to make determining the strength of acids and bases simpler.

In organic chemistry, a methyl group is an alkyl derived from methane, containing one carbon atom bonded to three hydrogen atoms, having chemical formula CH 3 (whereas normal methane has the formula CH 4).

功能组：D, Ph, Me, Et, Bu, AcAc, For, Ts, Tos, Bz, TMS, tBu, Bzl, Bn, Dmg; 括号( )或方括号[ ]。 常见化合物的名称。 摩尔质量的计算举例： NaCl, Ca(OH)2, K4[Fe(CN)6], CuSO4*5H2O, …

First, compute the number of each atom in PH(CH 3): P: 1, H: 4, C: 1. Then, lookup atomic weights for each element in periodic table: P: 30.973762, H: 1.00794, C: 12.0107 Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (PH(CH 3)) = …

There are 4 easy steps to find the molar mass of PH(CH3) based on its chemical formula.

有机周三考试了。。救命！救命. 京 ICP 证 110745 号 · 京 ICP 备 13052560 号 - 1 · 京公网安备 11010802020088 号 · 京网文[2022]2674-081 号 · 药品医疗器械网络信息服务备案（京）网药械信息备字（2022）第00334号 · 广播电视节目制作经营许可证:（京）字第06591号 · 互联网宗教信息服务许可证：京（2022）0000078 ...

There are 4 easy steps to find the molar mass of PH (CH3)3 based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass is to count the number of each atom present in a single molecule using the chemical formula, PH (CH3)3: 2. Find Atomic Mass of Each Element.

{注；苯环不是官能团，但在芳香烃里苯环【C6H5-】具有官能团的性质，苯基是旧的提法，如今苯基不再被认为是官能团。 hydro 氢基 —H methyl 甲基 —CH3 Benzyl=-tolyl 苄基（苯甲基） —CH2—Ph ethyl 乙基 —C2H5 (n-)propyl 正丙基 —CH2CH2CH3 Isopropyl=sec-propyl 异丙基 —CH (CH3)2 isobutyl 异丁基 —CH2CH (CH3)2或—C (CH3)…