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乙醚溴化镁

产品号 L15481 公司名称 Alfa Aesar
CAS号 29858-07-9 公司网站 http://www.alfa.com
分子式 C4H10Br2MgO 电 话
分子量 258.2346 传 真
纯 度 98% 电子邮件
保 存 Chembase数据库ID: 302425

产品价格信息

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产品别名

标题
Magnesium bromide diethyl etherate
IUPAC标准名
magnesium(2+) ion ethoxyethane dibromide
IUPAC传统名
magnesium(2+) ion diethyl ether dibromide

产品登记号

CAS号 29858-07-9
MDL号 MFCD00064500

产品性质

纯度 98%
闪点 35°C(95°F)
GHS危险品标识 GHS02
GHS危险声明 H228
欧盟危险性物质标志 易燃性(Flammable) 易燃性(Flammable) (F)
GHS警示性声明 P210-P241-P280-P240-P370+P378A
危险公开号 11
安全公开号 7-16-33
保存注意事项 Moisture Sensitive
TSCA收录
联合国危险货物等级 4.1
联合国危险货物编号 UN1325
联合国危险货物包装类别(PG) II

产品详细信息

参考文献

  • Lewis acid which can influence the regio- and stereochemical outcome of reactions because of its chelating character. Mediates the rearrangement of epoxides to aldehydes and ketones: J. Am. Chem. Soc., 77, 5083 (1955); Tetrahedron Lett., 33, 4457 (1992); or ring-opening to bromohydrins: J. Org. Chem., 61, 3557 (1996); 68, 3660 (2003); Tetrahedron Lett., 45, 5969 (2004). Promotes anti-selectivity in aldol reactions: J. Org. Chem., 56, 5978 (1991). Activates amides to selective N-acylation: Tetrahedron Lett., 43, 647 (2002).
  • In combination with Me2S, promotes chemoselective deprotection of p-methoxybenzyl ethers, in the presence of benzyl or TBDMS ethers, benzoate esters or acetonides: Tetrahedron Lett., 38, 1443 (1997). In the presence of triethylamine, promotes the room-temperature Cannizzaro reaction of aryl and heteroaryl aldehydes to the corresponding alcohol and carboxylic acid: Org. Lett., 7, 5893 (2005).
  • For a brief feature on uses of this reagent, see: Synlett, 912 (2004).