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等級
technical grade
品質等級
化驗
90%
形狀
liquid
折射率
n20/D 1.483 (lit.)
bp
103 °C/10 mmHg (lit.)
密度
1.139 g/mL at 25 °C (lit.)
官能基
ester
儲存溫度
2-8°C
SMILES 字串
O=C1OCCC=C1
InChI
1S/C5H6O2/c6-5-3-1-2-4-7-5/h1,3H,2,4H2
InChI 密鑰
QBDAFARLDLCWAT-UHFFFAOYSA-N
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一般說明
已有报道将格氏试剂对映选择性共轭加成到手性膦-铜碘化物催化剂催化的5,6-二氢-2H-吡喃-2-酮上。
應用
5,6-二氢-2H-吡喃-2-酮已用于制备：
- (1 aR ,5 aR ,5 bS ,6 S ,7 S )-6,7-二- 叔丁基-5-氧代-吡咯烷 [1,2- b 异恶唑烷[4,5- c 四氢吡喃
- 4-（苯基）四氢-2 H -吡喃-2-酮
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Conjugate addition of diethylzinc to a, ?-unsaturated lactones catalyzed by copper-phosphite complexes.
Yan M, et al.
Chemical Communications (Cambridge, England), 2, 115-116 (2000)
D Socha et al.
Carbohydrate research, 336(4), 315-318 (2001-12-01)
(1aR,5aR,5bS,6S,7S)-6,7-Di-tert-butoxy-5-oxo-pyrrolidino[1,2-b]isoxazolidino[4,5-c]tetrahydropyran (8) prepared by (1,3)-dipolar cycloaddition of the cyclic nitrone 6 derived from tartaric acid to 5,6-dihydro-2H-pyran-2-one (7) was transformed into indolizidine 11 via a sequence of reactions involving methanolysis of the lactone ring, intramolecular alkylation of the nitrogen atom
Rhodium-catalyzed asymmetric 1, 4-addition of arylboron reagents to α,β-unsaturated esters.
Takaya Y, et al.
Tetrahedron Asymmetry, 10(20), 4047-4056 (1999)
Fabrizio Carta et al.
Bioorganic & medicinal chemistry letters, 22(1), 267-270 (2011-12-06)
The inhibition of the zinc enzyme carbonic anhydrase (CA, EC 4.2.1.1) with (thio)coumarins has been recently reported (Maresca et al., J. Am. Chem. Soc. 2009, 131, 3057). Here we demonstrate that a series of γ- and δ-(thio)lactones also act as
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