甲硒醇锂

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甲硒醇锂

英文名 Lithium methaneselenolate
别名 甲基硒化锂
识别
CAS号 50491-55-9  checkY
SMILES
 
  • C[Se-].[Li+]
性质
化学式 CH3LiSe
摩尔质量 100.94 g·mol−1
相关物质
其他阴离子 甲醇锂
甲硫醇锂
其他阳离子 甲硒醇钠
相关化学品 甲硒醇
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

甲硒醇锂是一种硒醇盐,化学式为CH3SeLi。

制备

甲硒醇锂可由甲硒醇正丁基锂反应[1],或由甲基锂乙醚中反应得到。[2]

性质

甲硒醇锂和2-溴乙烯基苯反应,得到2-甲硒基乙烯基苯。[3]它也能和有机金属卤化物反应,如和环戊二烯三溴化钛反应,得到环戊二烯三(甲硒基)钛(IV)。[1]

它也可在有机反应中引入其它基团,如搭配氰化碘,可引入硒氰基;搭配异丙基碘,可引入异丙硒基。[4]

参考文献

  1. ^ 1.0 1.1 Klapoetke, Thomas; Koepf, Hartmut; Gowik, Petra. Preparation and characterization of alkene- and arene-chalcogenolate complexes of η5-cyclopentadienyltitanium(IV)​: first synthesis of (η5-cyclopentadienyl)​tris(methaneselenolato)​titanium. Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1988. 6: 1529-1531. ISSN: 0300-9246.
  2. ^ Marcello Tiecco, Lorenzo Testaferri, Marco Tingoli, Donatella Chianelli, Donatella Bartoli, Roberta Balducci. The synthesis of bis(phenylselenenyl), b1s(alkylselenenyl)pyridines and of pyridylselenolate anions. Tetrahedron. 1988-01, 44 (15): 4883–4894 [2020-05-12]. doi:10.1016/S0040-4020(01)86193-7. (原始内容存档于2018-06-17) (英语). 
  3. ^ M. Tiecco, L. Testaferri, M. Tingoli, D. Chianelli, M. Montanucci. New synthesis of vinyl selenides nucleophilic substitutions of unactivated vinyl halides by selenide anions. Tetrahedron Letters. 1984-01, 25 (43): 4975–4978 [2020-05-12]. doi:10.1016/S0040-4039(01)91274-2. (原始内容存档于2018-06-18) (英语). 
  4. ^ Marcello Tiecco, Lorenzo Testaferri, Marco Tingoli, Donatella Chianelli, Manuela Montanucci. Nucleophilic aromatic substitutions of unactivated aryl halides by methyl selenide anions. Synthesis and selective dealkylations of aryl alkyl selenides. The Journal of Organic Chemistry. 1983-11, 48 (23): 4289–4296 [2020-05-12]. ISSN 0022-3263. doi:10.1021/jo00171a027 (英语).