Methyl (triphenylphosphoranylidene)acetate 甲氧甲酰基亚甲基三苯基膦
CAS 2605-67-6 MFCD00008455
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信息真实价格透明
资金保障
专业采购外包团队在线服务
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现货库存
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分类
- Wittig Reagents
- {SNA} C-C Bond Formation, Chemical Synthesis, Olefination, Synthetic Reagents, Wittig Reagents
- {uni_hamburg}
产品应用
- Wittig试剂,用于把二碳醛合成α,β-不饱和酯。也可用在三乙胺存在下,高效合成与甲基吡唑的重氮反应
相关文献及参考
- Beilstein: 16,IV,977
- Stable ylide which undergoes the Wittig reaction with aldehydes to give substituted methyl acrylates. See also (Ethoxycarbonylmethylene)triphenylphosphorane, A12896 and Appendix 1. For a detailed study of the reaction with benzaldehyde, see J. Org. Chem., 59, 1126 (1994). For use of high pressure to increase the yield and trans-selectivity of reaction with aromatic aldehydes, see: Liebigs Ann. Chem., 2135 (1983).
- Short: III/10b
- For tandem Wittig reaction and Cope rearrangement, see: J. Chem. Soc., Chem. Commun., 381 (1995):
- Review of phosphacumulene ylides: Angew. Chem. Int. Ed., 16, 349 (1977).
- Short: EINECS
- Strong base, for example Na bis(TMS)amide, brings about elimination of methanol, giving ketenylidenetriphenylphosphorane, which reacts with ɑ-hydroxy-ketones, e.g. in the steroid series, to give butenolides, by acylation and Wittig cyclization: Chem. Ber., 113, 2038 (1980):
安全信息
GHS Symbol
- 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;
- S22 Do not breathe dust 不要吸入粉尘;
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R25 Toxic if swallowed 吞咽有毒
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/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。
- P264+P265
- 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。
- P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
- 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+P310
- P301+P316
- P302+P352
- P304+P340
- P305+P351+P338
- P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
- P319
- P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
- P330 Rinse mouth. 漱口
- P332+P313
- P332+P317
- P337+P313
- P337+P317
- 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
- P362+P364
- P403+P233
- P405 Store locked up. 上锁保管。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- H301 Toxic if swallowed 吞食有毒
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- H335 May cause respiratory irritation 可能导致呼吸道刺激
其他信息
- 敏感性:Air Sensitive
- Alfa Aesar:(甲氧基羰基亚甲基)三苯基,98% (Methoxycarbonylmethylene)triphenylphosphorane, 98%(2605-67-6)
- 甲氧甲酰基亚甲基三苯基膦价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T1363 (三苯基膦烯)乙酸甲酯 Methyl (Triphenylphosphoranylidene)acetate 25G 903元 2010/06/21 169560250 甲氧甲酰基亚甲基三苯基膦 Methyl (triphenylphosphoranylidene)acetate 98% 25 GR 1001元 2010/06/21 169561000 甲氧甲酰基亚甲基三苯基膦 Methyl (triphenylphosphoranylidene)acetate 98% 100 GR 3168元
- MOL 文件:2605-67-6.mol
- Hazard Note:Irritant
- 下游产品:2-(7-羟基苯并呋喃-3-基)乙酸甲酯
- MSDS 信息:Methyl (triphenylphosphoranylidene)acetate(2605-67-6).msds
- Acros Organics:(三苯基膦烯)乙酸甲酯 Methyl (triphenylphosphoranylidene)acetate, 98%(2605-67-6)
- TCI Shanghai:三苯基亚正磷基乙酸甲酯 Methyl (Triphenylphosphoranylidene)acetate,>;98.0%(LC)(N)(2605-67-6)
- Sigma Aldrich:2605-67-6(sigmaaldrich)
- 图谱信息:甲氧甲酰基亚甲基三苯基膦(2605-67-6)红外图谱(IR2) 甲氧甲酰基亚甲基三苯基膦(2605-67-6)红外图谱(IR1)