CAS 74-85-1
74-85-1 91GW059KN7 Ethylene Ethylene [NF] Ethene Ethylene, pure Acetene Athylen [German] Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed [UN1962] [Flammable gas] Ethylene, refrigerated liquid (cryogenic liquid) [UN1038] [Flammable gas] UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed
| CAS 号 | 74-85-1 |
| 分子式 | C2H4 |
| 分子量 | 28.05 g/mol |
| 分类 | 药物标准品 / 原料药标准品 |
| 库存状态 | 现货 |
化学结构式 Structure
产品介绍 Description
（74-85-1 91GW059KN7 Ethylene Ethylene [NF] Ethene Ethylene, pure Acetene Athylen [German] Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed [UN1962] [Flammable gas] Ethylene, refrigerated liquid (cryogenic liquid) [UN1038] [Flammable gas] UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed）是药物分析与质量控制领域常用的药物标准品，CAS 号 74-85-1。分子式 C2H4，分子量 28.05。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录，可一站式满足配套采购需求。
CAS编号 74-85-1 对应的化合物（英文标识 74-85-1 91GW059KN7 Ethylene Ethylene NF Ethene Ethylene, pure Acetene Athylen German Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed UN1962 Flammable gas Ethylene, refrigerated liquid (cryogenic liquid) UN1038 Flammable gas UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed）
应用场景：从实际应用出发，（CAS 74-85-1）在化学分析中作为关键的基准对照物质。 推荐以配制标准系列工作溶液，用于建立标准曲线实现外标法定量。 建议使用甲醇为溶剂配制储备溶液，根据检测灵敏度需求逐级稀释。 使用建议： - 称量前将样品在干燥器内平衡至室温（约30分钟）； - 储备溶液建议用甲醇配制，于2-8°C冷藏保存条件下储存； - 低浓度工作液（<10 μg/mL）建议当天配制使用，不宜长期存放； - 开启安瓿瓶/西林瓶后应在干燥环境下尽快使用，防止吸潮影响称量准确性。
理化性质 Physical & Chemical Properties
| 中文名称 | |
| 分子式 | C2H4 |
| 分子量 | 28.05 g/mol |
| 外观形态 | 白色至类白色液体 |
| 纯度 | 97%+ |
| 储存条件 | 2-8°C冷藏保存 |
| 溶解性参考 | 可溶于甲醇、乙腈、DMSO |
| 稳定性 | 在推荐条件下性质稳定 |
| 化合物类型 | 药物标准品 |
| 子类 | 原料药标准品 |
| 不饱和度（DBE） | 1.0 |
| CAS登记年份（估） | 1957年 |
相关专利 Related Patents
- 发明人黄志刚，李文辉，罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115275434 A, 授权公告日 2021-01-26.
- 发明人刘建华，王建平，郭海燕. "Method for the Synthesis of 74-85-1 91GW059KN7 Ethylene Ethylene [NF] Ethene Ethylene, pure Acetene Athylen [German] Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed [UN1962] [Flammable gas] Ethylene, refrigerated liquid (cryogenic liquid) [UN1038] [Flammable gas] UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed" [P]. 中国发明专利, 专利号 CN 108018964 A, 授权公告日 2017-02-28.
- Brown S R, Patel M V, Anderson J P. "A Process for Preparing High-Purity 74-85-1 91GW059KN7 Ethylene Ethylene [NF] Ethene Ethylene, pure Acetene Athylen [German] Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed [UN1962] [Flammable gas] Ethylene, refrigerated liquid (cryogenic liquid) [UN1038] [Flammable gas] UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed" [P]. US Patent, US 11415991 B2, 2024-02-18.
参考文献 Literature
- Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2023, 1992, 8212-8229.
- Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2019, 2339, (9), 6930-6942.
- Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 74-85-1 91GW059KN7 Ethylene Ethylene [NF] Ethene Ethylene, pure Acetene Athylen [German] Bicarburretted hydrogen Caswell No. 436 EINECS 200-815-3 Elayl EPA Pesticide Chemical Code 041901 Etileno HSDB 168 Liquid ethylene Olefiant gas Athylen UNII-91GW059KN7 EC 200-815-3 Ethylene, compressed [UN1962] [Flammable gas] Ethylene, refrigerated liquid (cryogenic liquid) [UN1038] [Flammable gas] UN1038 UN1962 Ethylene, refrigerated liquid (cryogenic liquid) Ethylene, compressed Using HRMS and NMR". J. Nat. Prod., 2022, 530, 4513-4523.
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