(+)-N,N,N′,N′-四甲基-L-酒石酸二酰胺

• 产品号: 87953
• CAS号: 26549-65-5
• 分子式: C8H16N2O4
• 分子量: 204.22364
• 纯 度: ≥98.0% (sum of enantiomers, HPLC)

产品别名

• 标题: (+)-N,N,N′,N′-Tetramethyl-L-tartaric acid diamide
• IUPAC标准名: (2R,3R)-2,3-dihydroxy-N,N,N',N'-tetramethylbutanediamide
• IUPAC传统名: (2R,3R)-2,3-dihydroxy-N,N,N',N'-tetramethylbutanediamide
• 别名: (R,R)-(+)-2,3-二羟基-N,N,N′,N′-四甲基琥珀酰胺; (+)-L-Tartaric acid bis(dimethylamide); (R,R)-(+)-2,3-Dihydroxy-N,N,N′,N′-tetramethylsuccinamide; (+)-L-酒石酸双(二甲酰胺)

产品登记号

• Beilstein号: 1959244
• CAS号: 26549-65-5
• MDL号: MFCD00025672

产品性质

• 级别: purum
• 线性分子式: [-CH(OH)CON(CH3)2]2
• 纯度: ≥98.0% (sum of enantiomers, HPLC)
• 熔点: 184-186 °C(lit.)
• 熔点: 184-186 °C
• 比旋光度: [α]20/D +46±2°, c = 3% in ethanol
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 德国WGK号: 3

产品详细信息

详细说明 (English)

Other Notes
Chiral auxiliary; the corresponding acetals of α,β-unsaturated aldehydes and ketones undergo highly regio- and stereoselective reactions at the double bond. Reactions with organoaluminum reagents1; stereoselective bromolactonization2,3; Preparation of a chiral dioxaborolane ligand for cyclopropanation4

详细说明 (简体中文)

Other Notes
手性助剂；α,β-不饱和醛的相应缩醛及酮可在双键位置发生高区域选择性和立体选择性反应。与有机铝试剂反应1；立体选择性溴内酯化2,3；制备手性二氧杂戊硼烷配体，以进行环丙烷化反应4