3,9-Divinyl-2,4,8,10-tetraoxaspiro[5.5]undecane , ≥98.0%(GC) , 78-19-3

CAS NO.：78-19-3

Empirical Formula: C11H16O4

Molecular Weight: 212.24

MDL number: MFCD00006564

EINECS: 201-092-7

PRODUCT Properties

• Melting point: 43-46 °C(lit.)
• Boiling point: 108-110 °C2 mm Hg(lit.)
• Density: 1.251 g/mL at 25 °C(lit.)
• refractive index: 1.4389 (estimate)
• Flash point: >230 °F
• storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
• solubility: almost transparency in Methanol
• form: powder to lump
• color: White to Almost white
• CAS DataBase Reference: 78-19-3(CAS DataBase Reference)
• NIST Chemistry Reference: 2,4,8,10-Tetraoxaspiro[5.5]undecane, 3,9-diethenyl-(78-19-3)

Description and Uses

3,9-Divinyl-2,4,8,10-tetraoxaspiro[5.5]undecane is an acetal-type crosslinking agent comonomer and has been used:

• in radical emulsion copolymerization of 2-hydroxyethyl methacrylate
• as cross-linking agent in the synthesis of acid-degradable core-crosslinked micelles
• in the synthesis of new biocompatible copolymer for loading the indomethacin as drug model

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302-H315-H319-H335
• Precautionary statements: P261-P305+P351+P338
• Safety Statements: 24/25
• WGK Germany: 2
• RTECS: XF0875000
• HS Code: 29329990