草酰氯

• 产品号: 221015
• CAS号: 79-37-8
• 分子式: C2Cl2O2
• 分子量: 126.9262
• 纯 度: ≥99%

产品别名

• 标题: Oxalyl chloride
• IUPAC标准名: oxalic dichloride
• IUPAC传统名: oxalyl chloride
• 别名: Ethanedioyl dichloride; 乙二酰二氯

产品登记号

• MDL号: MFCD00000704
• Beilstein号: 1361988
• CAS号: 79-37-8
• EC号: 201-200-2
• PubChem SID: 24853204

产品性质

• 级别: ReagentPlus®
• 杂质: <10 ppb Heavy metals
• 线性分子式: ClCOCOCl
• 纯度: ≥99%
• 外观: APHA: 0-150
• 沸点: 62-65 °C(lit.)
• 密度: 1.5 g/mL at 20 °C(lit.)
• 熔点: -10--8 °C(lit.)
• 折射率: n20/D 1.429(lit.)
• 蒸汽密度: 4.4 (vs air)
• 蒸汽压: 150 mmHg ( 20 °C)
• GHS警示词: Danger
• GHS危险声明: H314-H331-H335
• 欧盟危险性物质标志: 有毒(Toxic) (T)
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US)
• GHS警示性声明: P261-P280-P305 + P351 + P338-P310
• RID/ADR: UN 2922 8/PG 1
• 危险公开号: 14-23-29-34-37
• 安全公开号: 26-36/37/39-45
• 欧盟补充危害声明: Contact with water liberates toxic gas., Reacts violently with water.
• 联合国危险货物等级: 8
• 联合国危险货物编号: 2922
• 联合国危险货物包装类别(PG): 1
• 德国WGK号: 2

产品详细信息

详细说明 (English)

Application
Suitable for the synthesis of acid chlorides used to produce liquid crystals.
Reactant involved in:
• Synthesis of N-heterocyclic ynones and ynediones, used to activate carboxylic acids1
• Chlorination and halogenation2
• Three-component [3+2] cycloadditions3
• Reactions with organostannanes4
• Synthesis of cyclopentenones5
• Carbonylations, used as a carbonyl synthon6
Packaging
5, 25, 100 g in ampule
Legal Information
ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

详细说明 (简体中文)

Application
适用于酰基氯的合成，以制造液晶。
Reactant involved in:
• Synthesis of N-heterocyclic ynones and ynediones, used to activate carboxylic acids1
• Chlorination and halogenation2
• Three-component [3+2] cycloadditions3
• Reactions with organostannanes4
• Synthesis of cyclopentenones5
• Carbonylations, used as a carbonyl synthon6
包装
5, 25, 100 g in ampule
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC