y-Methylene-y-butyrolactone, min 98% (GC), 1 gram

Gamma-methylene-gamma-butyrolactone, also known as 5-methylenedihydro-2(5H)-furanone, is a chemical compound with the formula C5H6O2, and is a colorless to almost colorless clear liquid. It's a cyclic ester with a five-membered ring containing four carbon atoms and one oxygen atom, with a methylene group (CH2) attached to one of the carbon atoms. It's used as a synthetic intermediate and can be polymerized. Alpha-Methylene-gamma-butyrolactone is not a naturally occurring metabolite and is only found in individuals exposed to this compound or its derivatives.

• Name: y-Methylene-y-butyrolactone
• Specifications and Purity: ±98%(GC)
• Size: 1 gram
• CAS #: 10008-73-8
• Molecular Formula: C5H6O2
• Molecular Weight: = 98.10
• Physical State (20 deg.C): Colorless to almost colorless clear liquid.
• Storage Temperature: Room Temperature (Recommended in a cool and dark place, <15°C)
• CAS RN: 10008-73-8
• Reaxys Registry Number: 1560870
• PubChem Substance ID: 87573339
• Product Family: Organic Building Blocks

Synonyms: α'-Angelicalactone, 5-Methylenedihydro-2(3H)-furanone, 5-methylenedihydro-2(5H)-furanone or 5-methylenedihydrofuran-2(3H)-one.

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