718327

5-[(4-甲苯基)磺酰]-3-氧代戊酸乙酯

95%

• 别名: 5-[(4-Methylphenyl)sulfonyl]-3-oxopentanoic acid ethyl ester
• 经验公式（希尔记法）: C₁₄H₁₈O₅S
• CAS号: 1093348-62-9
• 分子量: 298.35
• MDL號碼: MFCD15144875
• 分類程式碼代碼: 12352108
• PubChem物質ID: 329763568
• NACRES: NA.22

属性

• 化驗: 95%
• 形狀: solid
• 反應適用性: reaction type: C-C Bond Formation
• mp: 42-46 °C
• 官能基: ester; ketone; sulfone
• SMILES 字串: CCOC(=O)CC(=O)CCS(=O)(=O)c1ccc(C)cc1
• InChI: 1S/C14H18O5S/c1-3-19-14(16)10-12(15)8-9-20(17,18)13-6-4-11(2)5-7-13/h4-7H,3,8-10H2,1-2H3
• InChI 密鑰: APRUPJUUTCSBAE-UHFFFAOYSA-N

说明

應用

Ethyl 5-[(4-methylphenyl)sulfonyl]-3-oxopentanoate can be used as a reactant to prepare:

• Ethyl 3-oxopent-4-enoate (Nazarov′s reagent) via base-induced β-elimination reaction. Nazarov′s reagent can be employed as an anulating agent in Robinson annulation of cyclic β-diketones and cycloalkanones.
• γ-pyrones via triflic anhydride-mediated electrophilic condensation reaction.

Reactant for:

• Preparation of the Nazarov reagent via base-induced ß-elimination reaction

安全信息

• 象形圖: GHS05
• 訊號詞: Danger
• 危險聲明: H318
• 防範說明: P280 - P305 + P351 + P338
• 危險分類: Eye Dam. 1
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: nwg
• 閃點（°F）: >230.0 °F - closed cup
• 閃點（°C）: > 110 °C - closed cup