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(R,R)-(–)-2,3-Bis(tert-butylmethylphosphino)quinoxaline

(R,R)-(–)-2,3-双(叔丁基甲基膦基)喹喔啉

品牌
Sigma-Aldrich
CAS
866081-62-1
货号
676403
规格纯度
≥95%
参考价格
1662.05 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
866081-62-1
(R,R)-(–)-2,3-Bis(tert-butylmethylphosphino)quinoxaline
(R) QuinoxP
(R,R)-(–)-2,3-双(叔丁基甲基膦基)喹喔啉
产品介绍:

产品说明

一般描述

(R,R)-(-)-2,3-Bis(tert-butylmethylphosphino)quinoxaline is an air-stable C2-symmetric P-stereogenic phosphine ligand.

应用

Air-Stable and Highly Efficient Chiral Ligands
在合成转化反应中显示高水平手性控制的高效配体,转化反应范围从金属催化芳基硼酸 1,4-加成到烷基化的开环到不对称氢化。

包装

100 mg in clear glass bottle
500 mg in amber glass bottle

特点和优势

Advantages of the QuinoxP* Ligands:

  • It is not oxidized nor epimerized at ambient conditions in air
  • Enantioselectivities are outstanding for various reaction paradigms
  • Hydrogenations proceed under mild reaction conditions
  • Low catalyst loadings yield high TONs

引用

Yahav-Levi A, et al. "Aryl-bromide reductive elimination from an isolated Pt (IV) complex." Chemical Communications 46(19) (2010): 3324-3326.
Fang P and Hou XL. "Asymmetric Copper-Catalyzed Propargylic Substitution Reaction of Propargylic Acetates with Enamines." Organic letters 11.20 (2009): 4612-4615.
Imamoto T, et al. "Highly enantioselective hydrosilylation of simple ketones catalyzed by rhodium complexes of P-chiral diphosphine ligands bearing tert-butylmethylphosphino groups." Tetrahedron: Asymmetry 17(4) (2006): 560-565.

法律信息

QuinoxP is a registered trademark of Nippon Chemical Industry Co., Ltd.

基本信息

经验(实验)分子式C18H28N2P2
分子量334.38
MDL编号MFCD10565649
PubChem化学物质编号24884852
NACRESNA.22

产品性质

质量水平100
测定≥95%
mp100-104 ℃
SMILES stringCP(c1nc2ccccc2nc1P(C)C(C)(C)C)C(C)(C)C
InChI1S/C18H28N2P2/c1-17(2,3)21(7)15-16(22(8)18(4,5)6)20-14-12-10-9-11-13(14)19-15/h9-12H,1-8H3/t21-,22-/m0/s1
InChI keyDRZBLHZZDMCPGX-VXKWHMMOSA-N

安全信息

象形图GHS06
警示用语:Danger
危险声明H301 - H315 - H319 - H335 - H413
预防措施声明P273 - P301 + P310 + P330 - P302 + P352 - P305 + P351 + P338
危险分类Acute Tox. 3 Oral - Aquatic Chronic 4 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Sigma-Aldrich

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