(R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4]
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英文名:(R)-(+)-BINAP
- 别名:R-(+)-1,1'-联萘-2,2'-双二苯膦,R-联萘二苯磷
- CAS号:76189-55-4 分子式:C44H32P2;[(C6H5)2PC10H6-]2 分子量:622.67
P123658-500g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 500g 9466.00 促销价:5868.92
P123659-100g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 100g 1983.00 促销价:1249.29
P123656-25g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 25g 591.00 促销价:372.33
P123655-5g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 5g 163.00 促销价:102.69
P123654-1g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 1g 66.00 促销价:41.58
P123659-100g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 100g 1983.00 促销价:1249.29
P123656-25g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 25g 591.00 促销价:372.33
P123655-5g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 5g 163.00 促销价:102.69
P123654-1g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 1g 66.00 促销价:41.58
订货编号 | 商品名称 | 规格 | 包装 | 单价 | 促销价 | 会员价 | 数量 |
P123658-500g | (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] | 98% | 500g | 9466.00 | 5868.92 | 登录可见 |
P123658-500g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 500g 9466.00 促销价:5868.92
|
P123659-100g | (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] | 98% | 100g | 1983.00 | 1249.29 | 登录可见 |
P123659-100g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 100g 1983.00 促销价:1249.29
|
P123656-25g | (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] | 98% | 25g | 591.00 | 372.33 | 登录可见 |
P123656-25g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 25g 591.00 促销价:372.33
|
P123655-5g | (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] | 98% | 5g | 163.00 | 102.69 | 登录可见 |
P123655-5g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 5g 163.00 促销价:102.69
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P123654-1g | (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] | 98% | 1g | 66.00 | 41.58 | 登录可见 |
P123654-1g (R)-(+)-2,2'-双(二苯膦基)-1,1'-联萘 [76189-55-4] 98% 1g 66.00 促销价:41.58
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化学性质
不溶于水。 熔点: 239-242℃ 比旋光度: 240°
质量标准
外观Appearance 白色至浅黄色结晶或结晶粉末
红外光谱鉴定Infrared spectrometry 和对照品匹配
纯度Purity >98.0% (GC)
热甲苯溶解性实验Solubility in hot Toluene 溶液透明
比旋光度Specific rotation [a]20/D +230° ~ +240° (c=0.3, 甲苯)
危险性质
用途及存储
用作非对称反应催化的过渡金属配体。
密封干燥保存。