(R)-(-)-Dihydro-3-Hydroxy-4,4-Dimethyl-2(3H)-Furanone (R)-3-羟基-4,4-二甲基-二氢-2(3H)-呋喃酮
CAS 599-04-2 MFCD00005392
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分类
- Asymmetric Synthesis, Chemical Synthesis, Chiral Building Blocks, Lactones, Organic Building Blocks
- {SNA} Asymmetric Synthesis, Chemical Synthesis, Chiral Building Blocks, Lactones, Organic Building Blocks
相关文献及参考
- Chiral auxiliary for enantioselective Diels-Alder reactions. Esters with acrylic acids react with dienes to give adducts with exo-endo selectivity and high ee: Tetrahedron Lett., 26, 3095 (1985); 30, 5599 (1989); Tetrahedron: Asymmetry, 1, 537 (1990). Preferred chiral auxiliary for kinetic resolution of ɑ-amino esters: Tetrahedron Lett., 34, 4473 (1993); J. Org. Chem., 64, 7700 (1999).
- Chiral auxiliary for enantioselective Diels-Alder reactions. Esters with acrylic acids react with dienes to give adducts with exo-endo selectivity and high ee: Tetrahedron Lett., 26, 3095 (1985); 30, 5599 (1989); Tetrahedron: Asymmetry, 1, 537 (1990). Preferred chiral auxiliary for kinetic resolution of ɑ-amino esters: Tetrahedron Lett., 34, 4473 (1993); J. Org. Chem., 64, 7700 (1999).
安全信息
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
- S22 Do not breathe dust 不要吸入粉尘;
GHS Symbol
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
其他信息
- 方法一:用异丁醛与甲醛缩合,生成α,α-二甲基-β-羟基丙醛,后者与氢氰酸在氯化钙参与下进一步缩合并水解、酸化、内酯化制得该品。
- 用途二:混旋泛酸钙的中间体。
- F:3-10
- Alfa Aesar:D-(-)-泛酰内酯,99% D-(-)-Pantolactone, 99%(599-04-2)
- 上游原料:甲醇 --> 硫酸 --> 甲醛 --> 氰化钠 --> 异丁醛 --> 氢氰酸
- Acros Organics:D(-)-泛酰内酯/左脂 D(-)-Pantolactone, 99%(599-04-2)
- 用途一:用作医药中间体
- TCI Shanghai:(R)-3-羟基-4,4-二甲基-二氢-2(3H)-呋喃酮 D-(-)-Pantolactone,>;98.0%(T)(599-04-2)
- 敏感性:Hygroscopic
- 图谱信息:二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)核磁图( 1 HNMR) 二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)红外图谱(IR2) 二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)核磁图( 13 CNMR) 二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)质谱(MS) 二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)红外图谱(IR3) 二氢-3-羟基-4,4-二甲基-2(3H)呋喃酮 (599-04-2)红外图谱(IR1)
- Sigma Aldrich:599-04-2(sigmaaldrich)
- MOL 文件:599-04-2.mol