2011年12月3日 · CID 53630586 | C4H3O2 | CID 53630586 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

制取2-丁炔酸的一种常用方法是通过乙炔与醋酸乙酯的氧化反应。 具体步骤为将乙炔气体通过乙酸乙酯中，经过氧化反应得到2-丁炔酸。 安全信息：2-丁炔酸具有刺激性，避免接触皮肤和眼睛。 使用时应佩戴适当的防护装备，如护目镜和手套。 在操作时要注意防止其接触明火和导致爆炸的条件。

Cyclopropene-1-carboxylate | C4H3O2- | CID 20484849 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

ChemSpider record containing structure, synonyms, properties, vendors and database links for 3-Butynoate, KKAHGSQLSTUDAV-UHFFFAOYSA-M

Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. Weights of atoms and isotopes are from NIST article. Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound.

逐步计算摩尔质量; 首先，计算 c 4 h 3 o 2 中每个原子的数量： c: 4, h: 3, o: 2. 然后，查找元素周期表中每个元素的原子量： c: 12.0107, h: 1.00794, o: 15.9994 现在，计算原子数与原子量的乘积之和：

致力于为化学行业用户免费提供c4h3o2的cas号、中文名称、英文名称相互转换服务,同时也包括c4h3o2的性质、化学式、分子结构、密度、熔点、沸点等信息。

2025年1月27日 · 2-Butynoic acid (CAS 590-93-2) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.

2015年12月26日 · CID 102447081 | C4H3O2 | CID 102447081 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

Formula in Hill system is C4H3O2: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. In chemical formula you may use: Any chemical element. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al.