Triphenyldibromophosphorane 二溴化三苯基膦
CAS 1034-39-5 MFCD00000054
化学结构图
SMILES: BrP(Br)(c1ccccc1)(c1ccccc1)c1ccccc1
化学属性
| Mol. Formula | (C6H5)3PBr2 |
|---|---|
| Mol. Weight | 422.09 |
| Melting Point | 235°C |
| TSCA | Yes |
| Appearance | light brown pwdr. |
| Stability | air sensitive, moisture sensitive |
别名和识别编码
| Chemical Name | Triphenyldibromophosphorane |
|---|---|
| CAS Number | 1034-39-5 |
| MDL Number | MFCD00000054 |
| Reaxys-RN | 917652 |
| Beilstein Registry Number | 917652 |
| PubChem Substance ID | 70579 |
| Synonym | Triphenylphosphine dibromide {LY} Triphenylphosphine dibromide {} {LY} Triphenylphosphine dibromide {} {} {LY} Triphenylphosphine dibromide {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triphenylphosphine dibromide {} {} {} {} {} {} {} {} {} {} {} {} {} {} { |
| EC Number | 213-855-1 |
| Chemical Name Translation | 二溴化三苯基膦 |
| LabNetwork Molecule ID | LN00008676 |
| InChI | InChI=1S/C18H15Br2P/c19-21(20,16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H |
| Canonical SMILES | BrP(C1=CC=CC=C1)(C2=CC=CC=C2)(Br)C3=CC=CC=C3 |
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分类
- {SNA} Bromination, C-X Bond Formation (Halogen), Chemical Synthesis, Synthetic Reagents
- Bromination, C-X Bond Formation (Halogen), Chemical Synthesis, Synthetic Reagents
相关文献及参考
- The reagent formed with DMSO at low temperatures provides an alternative to the Swern oxidation for selective conversion of alcohols to carbonyl compounds: Tetrahedron Lett., 43, 8355 (2002).
- Reagent for the conversion of alcohols and phenols to bromides in good yields: J. Org. Chem., 37, 626 (1972). Particularly useful for alcohols where sensitive functionality is present: J. Org. Chem., 49, 431 (1984); Synth. Commun., 22, 2945 (1992). Cleaves dialkyl ethers to the two alkyl bromides: J. Am. Chem. Soc., 86, 5037 (1964); J. Org. Chem., 37, 626 (1972).
- 2. Synth. Commun. 22 , 2945, (1992)
- Ureas are dehydrated to carbodiimides: Liebigs Ann. Chem., 718, 24 (1968); Synthesis, 373 (1981).
- Reaction with amines gives iminophosphoranes, which have been used as a means of blocking an amino group to permit monoalkylation: Synthesis, 295 (1980). Iminophosphoranes also undergo a Wittig-like condensation with CO2 or CS2 to give the isocyanates or isothiocyanates respectively: Synthesis, 596 (1982):
安全信息
- H290 May be corrosive to metals 可能腐蚀金属。
- H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
- P234 Keep only in original container. 只保留在原来的容器中。
- P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P301+P330+P331
- P303+P361+P353
- P304+P340+P310
- P305+P351+P338
- P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
- P390 Absorb spillage to prevent material damage. 吸收溢出物，防止重大损害。
- P405 Store locked up. 上锁保管。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
GHS Symbol
- R34 Causes burns 会导致灼伤
其他信息
- 上游原料:二氯甲烷 --> 甲苯 --> 溴 --> 四氯化碳 --> 三苯基膦 --> 氰化苄
- Alfa Aesar:二溴化三苯基膦,96% Triphenylphosphine dibromide, 96%(1034-39-5)
- 二溴三苯基膦价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T2725 二溴三苯基膦 Triphenylphosphine Dibromide 25G 766元 2014/06/02 T2725 二溴三苯基膦 Triphenylphosphine Dibromide 5G 275元 2010/06/21 291070250 二溴三苯基膦 Triphenylphosphine dibromide , ca. 33% bromine 25 GR 1157元
- 图谱信息:二溴三苯基膦(1034-39-5)红外图谱(IR1) 二溴三苯基膦(1034-39-5)核磁图( 13 CNMR) 二溴三苯基膦(1034-39-5)红外图谱(IR2)
- 外观性质:具强吸湿性晶体。熔点:260-270℃
- MOL 文件:1034-39-5.mol
- 方法一:用苄腈、乙腈或四氯化碳作溶剂，使三苯膦和溴反应，得到二溴三苯基正膦溶液，减压脱溶剂即得成品。
- Sigma Aldrich:1034-39-5(sigmaaldrich)
- 存储注意事项:惰性气体保护
- 用途一:在有机合成中用作溴化剂。
- Acros Organics:二溴三苯基膦 Triphenylphosphine dibromide, ca. 33% bromine(1034-39-5)
- F:3-10-21
- 敏感性:Moisture Sensitive
