N,N'-Dimethylpropyleneurea N,N-二甲基丙烯基脲
CAS 7226-23-5 MFCD00006550
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分类
- {SNA} Chemical Synthesis, Coupling, Other Synthetic Reagents for Coupling, Synthetic Reagents
- {uni_hamburg} no charge; nitrogen heterocycle; alicycle; 6RingOnly; 6ring; urea; 1fragment
- {SNA} Chemical Biology, Chemical Synthesis, Coupling, Other Peptide Coupling, Other Synthetic Reagents for Coupling, Peptide Chemistry, Peptide Coupling, Synthetic Reagents
- {SNA} Chemical Synthesis, Coupling, Others, Synthetic Reagents
- {SNA} Chemical Biology, Chemical Synthesis, Coupling, Others, Peptide Chemistry, Peptide Coupling, Synthetic Reagents
产品应用
- 多功能溶剂,用于手性伯胺的 N-烷基化反应,醛醣的 O-烷基化反应,以及聚(芳醚)的合成。
相关文献及参考
- Beilstein: 24,IV,32
- Has been found to be comparable to HMPA in promoting reductive coupling reactions with SmI2: J. Am. Chem. Soc., 110, 5064 (1988); J. Chem. Soc., Chem. Commun., 1775 (1992), and also in other reductions with the same reagent: J. Org. Chem., 58, 5008 (1993).
- Short: III/47
- Dipolar aprotic solvent recommended as a replacement for the carcinogenic hexamethylphosphoric triamide (HMPA) in many reactions: Helv. Chim. Acta, 65, 385 (1982). DMPU is non-mutagenic: Chimia, 39, 148 (1985). It is more useful than the lower homologue 1,3-Dimethyl-2-imidazolidinone, A16001 (mp 8oC) for low-temperature reactions. Can be used as a general replacement for HMPA in organolithium reactions: J. Am. Chem. Soc., 107, 719 (1985).
- Short: IV/20B
- Short: IV/18B
安全信息
GHS Symbol
- H361 Suspected of damaging fertility or the unborn child 怀疑对生育能力或未出生婴儿造成伤害
- H317 May cause an allergic skin reaction 可能导致皮肤过敏
- H318 Causes serious eye damage 严重伤害眼睛
- H302 Harmful if swallowed 吞食有害
- 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。
- P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P305+P351+P338
- P332+P313
- P305+P351+P338+P337+P313
- P301+P312+P330
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
- P302+P350
- P337+P313
- P302+P352+P332+P313+P362+P364
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R62 Possible risk of impaired fertility 有削弱生殖能力的危险
- R22 Harmful if swallowed 吞咽有害
- R41 Risk of serious damage to eyes 有严重损伤眼睛的危险
- R36 Irritating to eyes 刺激眼睛
- R43 May cause sensitisation by skin contact 皮肤接触会产生过敏反应
- 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;
- S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾;
- 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);
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1300 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 11,214,1968
其他信息
- 图谱信息:N,N-二甲基丙烯基脲(7226-23-5)红外图谱(IR1) N,N-二甲基丙烯基脲(7226-23-5)核磁图( 13 CNMR) N,N-二甲基丙烯基脲(7226-23-5)核磁图( 1 HNMR) N,N-二甲基丙烯基脲(7226-23-5)质谱(MS)
- 用途一:非极性溶剂,毒性极低,耐光热,耐强酸强碱,溶解性好,可溶解各种有机,无机,高分子等.在药物制剂中,可作为辅料添加,提高药物吸收速度,延长作用时间.
- MOL 文件:7226-23-5.mol
- 溶于水。
- TCI Shanghai:1,3-甲基-3,4,5,6-四氢-2(1H)-嘧啶酮 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone,>;98.0%(GC)(7226-23-5)
- 检测方法:GC
- F:3-10
- N,N-二甲基丙烯基脲价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 xw010230 N,N-二甲基丙烯基脲 100g 260元 2011/04/16 D2014 1,3-甲基-3,4,5,6-四氢-2(1H)-嘧啶酮 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone 500G 889元 2011/04/16 D2014 1,3-甲基-3,4,5,6-四氢-2(1H)-嘧啶酮 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone 25G 139元
- 上游原料:二氯甲烷 --> 碳酸钾 --> 1,4-二氧六环 --> 硫酸二甲酯 --> 苄基三乙基氯化铵 --> 对甲苯磺酸水合物 --> 丙烯脲
- 外观性质:无色或浅黄色透明液体,溶于水。密度:1.064熔点:-20℃沸点:146 °C/44 mmHg折射率n20/D:1.4880闪点:121℃ 其结构中由于羰基具有强烈的吸电子效应,因而它是一种非质子的极性溶剂,具有高沸点、高闪点、低熔点,在过滤、蒸馏、溶剂萃取等工艺操作中使用方便;毒性极低,对人体危害微不足道,也减少了对环境的污染;由于它具有极强的溶解性,能溶解有机物、无机物、树脂、聚合物等,并对各种试剂具有活化性质,还能与其它高沸点溶剂混溶;具有极好的稳定性,在热的强碱和酸性条件下都很稳定,还具有耐水性及对光、氧的稳定性。因此DMPU应用到有机化学反应中能促进反应物溶解,加快反应速度,提高反应收率,还能替代毒性较大的溶剂。
- 海关编码:29335995
- Sigma Aldrich:7226-23-5(sigmaaldrich)
- 存储注意事项:氮气保护
- 敏感性:Hygroscopic
- Acros Organics:1,3-二甲基-3,4,5,6-四氢-2(1H)-嘧啶酮 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 97%(7226-23-5)
- MSDS 信息:DMPU(7226-23-5).msds
- 其结构中由于羰基具有强烈的吸电子效应,因而它是一种非质子的极性溶剂,具有高沸点、高闪点、低熔点,在过滤、蒸馏、溶剂萃取等工艺操作中使用方便;毒性极低,对人体危害微不足道,也减少了对环境的污染;由于它具有极强的溶解性,能溶解有机物、无机物、树脂、聚合物等,并对各种试剂具有活化性质,还能与其它高沸点溶剂混溶;具有极好的稳定性,在热的强碱和酸性条件下都很稳定,还具有耐水性及对光、氧的稳定性。因此DMPU应用到有机化学反应中能促进反应物溶解,加快反应速度,提高反应收率,还能替代毒性较大的溶剂。
- Alfa Aesar:1,3-二甲基-3,4,5,6-四氢-2(1H)-嘧啶酮,98+% 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 98+%(7226-23-5)
- 下游产品:2-吗啉代吡啶-3-醛 --> 2-氯-3-吡啶甲醛