226416

α-Methylene-γ-butyrolactone

97%

• 동의어(들): alpha-Methylene-gamma-butyrolactone, 3-Methylenedihydro-2(3H)-furanone, Tulipane
• 실험식(Hill 표기법): C₅H₆O₂
• CAS Number: 547-65-9
• Molecular Weight: 98.10
• Beilstein: 107939
• MDL number: MFCD00005407
• UNSPSC 코드: 12352100
• PubChem Substance ID: 24853566
• NACRES: NA.22

속성

• Quality Level: 200
• 분석: 97%
• 양식: liquid
• 포함: ~2% 2,6-di-tert-butyl-p-cresol as stabilizer
• refractive index: n20/D 1.472 (lit.)
• bp: 86-88 °C/12 mmHg (lit.)
• solubility: water: soluble(lit.)
• density: 1.119 g/mL at 25 °C (lit.)
• 작용기: ester
• 저장 온도: 2-8°C
• SMILES string: C=C1CCOC1=O
• InChI: 1S/C5H6O2/c1-4-2-3-7-5(4)6/h1-3H2
• InChI key: GSLDEZOOOSBFGP-UHFFFAOYSA-N

설명

애플리케이션

α-Methylene-γ-butyrolactone (Tulipane) was used to develop optically active spiro-[butyrolactone-pyrrolidine] via Cu(I)-catalyzed exo-selective 1,3-dipolar cycloaddition of azomethine ylides.

안전성 정보

• 픽토그램: GHS02,GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H226,H317,H412
• 예방조치 성명서: P210 - P233 - P240 - P273 - P280 - P303 + P361 + P353
• Hazard Classifications: Aquatic Chronic 3 - Flam. Liq. 3 - Skin Sens. 1
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point (°F): 98.6 °F - closed cup
• Flash Point (°C): 37 °C - closed cup
• 개인 보호 장비: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter