登录 查看组织和合同定价。
选择尺寸
关于此项目
线性分子式:
SmI2
化学文摘社编号:
分子量:
404.17
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352302
MDL number:
InChI
1S/2HI.Sm/h2*1H;/q;;+2/p-2
SMILES string
I[Sm]I
InChI key
UAWABSHMGXMCRK-UHFFFAOYSA-L
form
liquid
contains
samarium chips as stabilizer
reaction suitability
core: samarium, reagent type: catalyst
reaction type: Reductions, reagent type: reductant
concentration
0.1 M in THF
density
0.922 g/mL at 25 °C
storage temp.
2-8°C
Quality Level
Application
碘化钐(II)(SmI2)作为一种试剂,用于合成:
还可用于:
SmI2是一种有效的单电子还原剂,用于在温和条件下促进酮烯烃、羰游基芳香基环化和频哪醇偶联反应。通常,分子内和分子间偶联都以较高的立体选择性方式进行。此外,它还用于合成新型芳氧钐/环戊二烯配合物。
- 通过SmI2诱导的吲哚衍生物的环化生成的苯环吡咯里西啶和吲哚里西啶。
- 通过不对称Reformatsky型反应合成手性4-取代2-恶唑烷酮和5,5-二取代恶唑烷酮。
- γ通过羰游基-烯烃偶联反应生成-氨烷基取代γ-丁内酯。
还可用于:
- 使用SmI2/H2O/胺混合物还原共轭双键和三键成烯烃。
- 通过SmI2/H2O/Et3N将β-羟基酮转化成1,3-二醇。
- 使用SmI2/H2O试剂系统选择性还原六元内酯成相应的二醇/三醇。
SmI2是一种有效的单电子还原剂,用于在温和条件下促进酮烯烃、羰游基芳香基环化和频哪醇偶联反应。通常,分子内和分子间偶联都以较高的立体选择性方式进行。此外,它还用于合成新型芳氧钐/环戊二烯配合物。
Packaging
建议将25 mL Sure/Seal™ 瓶作为一次性瓶使用。 反复穿刺可能会导致产品性能下降。
Legal Information
Sure/Seal is a trademark of Sigma-Aldrich Co. LLC
signalword
Danger
Hazard Classifications
Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3 - Water-react 3
target_organs
Central nervous system, Respiratory system
supp_hazards
存储类别
4.3 - Hazardous materials which set free flammable gases upon contact with water
wgk
WGK 3
flash_point_f
-2.2 °F - closed cup - Solvent
flash_point_c
-19 °C - closed cup - Solvent
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
此项目有
Samarium(II) Iodide Promoted Intermolecular Ketone-Olefin Couplings Chelation-Controlled by .alpha.-Hydroxyl Groups
Motoi Kawatsura FM and Haruhisa Shirahama
The Journal of Organic Chemistry, 59, 6900-6900 (1994)
Reduction of β-Hydroxyketones by SmI2/H2O/Et3N
Davis TA, et al.
Organic Letters, 7(1), 119-122 (2005)
Asymmetric samarium-Reformatsky reaction of chiral α-bromoacetyl-2-oxazolidinones with aldehydes
Fukuzawa S-I, et al.
The Journal of Organic Chemistry, 65(6), 1702-1706 (2000)
Selective reduction of carbon-carbon double and triple bonds in conjugated olefins mediated by SmI2/H2O/amine in THF
Dahlen A and Hilmersson G
Tetrahedron Letters, 44(13), 2661-2664 (2003)
Novel stereoselective syntheses of highly functionalized benzannulated pyrrolizidines and indolizidines by samarium diiodide induced cyclizations of indole derivatives
Gross S and Reissig H-U
Organic Letters, 5(23), 4305-4307 (2003)
商品
Rare earth elements are vital in everyday life worldwide: catalysts in cars, colors in screens, magnets in electronics. Essential for modern living.
我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持

