半岛bd体育手机客户端 说明
一般描述
Direct asymmetric reaction of dibenzyl malonate withN-tert-butoxycarbonyl aldimines in the presence of Yb(OTf)3and iPr-pybox (pybox = pyridine bisoxazoline) complexes has been investigated.
应用
Dibenzyl malonate was used in the preparation of tetraethyl 3,3-bis(benzyloxycarbonyl)propylene bisphosphonate. It was also used in the preparation of benzyl umbelliferone-3-carboxylate via Knoevenagel condensation with 2,4-dihydroxybezaldehyde.
包装
10, 50 g in glass bottle
基本信息
| 线性分子式 | CH2(CO2CH2C6H5)2 |
| 分子量 | 284.31 |
| Beilstein | 1998264 |
| EC 号 | 239-099-2 |
| MDL编号 | MFCD00004779 |
| PubChem化学物质编号 | 24849869 |
| NACRES | NA.22 |
半岛bd体育手机客户端 性质
| 形式 | liquid |
| 质量水平 | 100 |
| 折射率 | n
|
| bp | 188 ℃/0.2 mmHg (lit.) |
| 密度 | 1.137 g/mL at 25 ℃ (lit.) |
| SMILES string | O=C(CC(=O)OCc1ccccc1)OCc2ccccc2 |
| InChI | 1S/C17H16O4/c18-16(20-12-14-7-3-1-4-8-14)11-17(19)21-13-15-9-5-2-6-10-15/h1-10H,11-13H2 |
| InChI key | RYFCSKVXWRJEOB-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 10 - Combustible liquids |
| WGK | WGK 3 |
| 闪点(F) | 230.0 °F - closed cup |
| 闪点(C) | 110 ℃ - closed cup |
| 个人防护装备 | Eyeshields, Gloves, multi-purpose combination respirator cartridge (US) |
Sigma-Aldrich
m.cnreagent.com
