Chloroiodomethane 氯碘甲烷
CAS 593-71-5 MFCD00001078
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分类
- {SNA} Alkyl, Building Blocks, Chemical Synthesis, Halogenated Hydrocarbons, Organic Building Blocks
- {uni_hamburg} no charge; 1fragment
产品应用
- 氯碘甲烷一般用于simmons-smith 环丙化反应,但也应用于其他方面,比如曼尼西反应、氨甲基化、环氧化、开环和末端烯烃加成。同时,氯碘甲烷也是二碘甲烷特别有用的替代选择,用以提高反应选择性和产率。
相关文献及参考
- Short: II/19b
- Short: II/19c
- Can be used in place of Diiodomethane, A15457, in the Simmons-Smith cyclopropanation reaction: Bull. Chem. Soc. Jpn., 46, 892, 1895 (1973); Synthesis, 700 (1977); J. Org. Chem., 56, 6974 (1991); J. Am. Chem. Soc., 114, 2592 (1992); Tetrahedron Lett.. 34, 7157 (1993). Preferred to CH2I2 in the methylenation of allylic alcohols, resulting in a more complete reaction: J. Org. Chem., 54, 3525 (1989).
- Beilstein:1,71
- In the absence of added electrophile, the dilithio-derivatives undergo elimination to give alkenes in good yield: J. Chem. Soc., Chem. Commun., 1665 (1986).
- The highly unstable ClCH2Li, generated and trapped in situ: Tetrahedron Lett., 835 (1984); 795 (1986), converts esters to chloromethyl ketones: J. Chem. Soc., Chem. Commun., 969 (1994). Adducts with ketones can be further lithiated, enabling reaction with electrophiles on carbon: J. Chem. Soc., Perkin 1, 3339 (1988):
安全信息
GHS Symbol
- 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
- P201 Obtain special instructions before use. 使用前获取专门指示。
- 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。
- 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。
- P302+P350
- P302+P352
- P302+P352+P332+P313+P362+P364
- P304+P340
- P305+P351+P338
- P305+P351+P338+P337+P313
- P308+P313
- 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。
- P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
- P332+P313
- P337+P313
- 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
- P403+P233
- P405 Store locked up. 上锁保管。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R20/21/22 Harmful by inhalation, in contact with skin and if swallowed 吸入、皮肤接触和不慎吞咽有害
- 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 Wear suitable protective clothing 穿戴适当的防护服;
- 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;
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
- S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
其他信息
- 方法一:将二氯甲烷与碘化钠混合,在室温下搅拌,滴加二甲基甲酰胺。加毕,升温至反应物缓缓回流(约71℃)10h。静置过夜后进行水蒸气蒸馏,从馏出液中分出有机层,用水洗涤,有机层干燥后分馏得到氯碘甲烷。
- MSDS 信息:Chloroiodomethane(593-71-5).msds
- Sigma Aldrich:593-71-5(sigmaaldrich)
- Acros Organics:氯碘甲烷 Chloroiodomethane, stabilized, 98%(593-71-5)
- F:8
- 用途一:氯碘甲烷一般用于simmons-smith 环丙化反应,但也应用于其他方面,比如曼尼西反应、氨甲基化、环氧化、开环和末端烯烃加成。同时,氯碘甲烷也是二碘甲烷特别有用的替代选择,用以提高反应选择性和产率。
- 氯碘甲烷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/04/16 C1179 氯碘甲烷(含稳定剂铜屑) Chloroiodomethane (stabilized with Copper chip) 25G 1080元 2011/04/16 C1179 氯碘甲烷(含稳定剂铜屑) Chloroiodomethane (stabilized with Copper chip) 100G 3450元 2010/06/21 222150250 氯碘甲烷 Chloroiodomethane 98%, stabilized 25 ML 2263元
- Alfa Aesar:氯碘甲烷,铜作稳定剂,98%, Chloroiodomethane, 98%, stab. with copper(593-71-5)
- MOL 文件:593-71-5.mol
- 图谱信息:氯碘甲烷(593-71-5)核磁图( 1 HNMR) 氯碘甲烷(593-71-5)质谱(MS) 氯碘甲烷(593-71-5)红外图谱(IR1) 氯碘甲烷(593-71-5)核磁图( 13 CNMR)
- 氯碘甲烷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 C1179 氯碘甲烷(含稳定剂铜屑) Chloroiodomethane (stabilized with Copper chip) 25G 774元 2014/06/02 C1179 氯碘甲烷(含稳定剂铜屑) Chloroiodomethane (stabilized with Copper chip) 100G 2460元 2010/06/21 222150250 氯碘甲烷 Chloroiodomethane 98%, stabilized 25 ML 2263元
- TCI Shanghai:氯碘甲烷(含稳定剂铜屑) Chloroiodomethane (stabilized with Copper chip),>;97.0%(GC)(593-71-5)
- 海关编码:29034980
- 敏感性:Light Sensitive