Ethylene dimethacrylate

from Wikipedia, the free encyclopedia
Structural formula
Structural formula of ethylene glycol dimethacrylate
General
Surname Ethylene dimethacrylate
other names
  • Ethane-1,2-diol dimethacrylate
  • Ethylene dimethacrylate
  • Ethanediol-1,2-dimethacrylate
  • EDMA
Molecular formula C 10 H 14 O 4
Brief description

colorless liquid with a pleasant odor

External identifiers / databases
CAS number 97-90-5
EC number 202-617-2
ECHA InfoCard 100.002.380
PubChem 7355
ChemSpider 7077
Wikidata Q2231462
properties
Molar mass 198.22 g mol −1
Physical state

liquid

density

1.05 g cm −3

Melting point

−40 ° C

boiling point

240 ° C

Vapor pressure

1.3 hPa (72 ° C)

solubility
  • sparingly soluble in water (<5 g l −1 at 20 ° C)
  • easily soluble in ethanol and benzene
Refractive index

1.454 (20 ° C)

safety instructions
GHS hazard labeling from  Regulation (EC) No. 1272/2008 (CLP) , expanded if necessary
07 - Warning

Caution

H and P phrases H: 317-335
P: 280-304 + 340 + 312-333 + 313
Toxicological data

3300 mg kg −1 ( LD 50 ,  rat ,  oral )

As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Ethylene glycol dimethacrylate is a chemical compound from the group of carboxylic acid esters .

Extraction and presentation

Ethylene glycol dimethacrylate can be obtained by condensing methacrylic acid or methyl methacrylate with ethylene glycol .

properties

Ethylene glycol dimethacrylate is a flammable, hardly inflammable, colorless liquid with a pleasant odor that is sparingly soluble in water.

use

Ethylene glycol dimethacrylate is used as a monomer in the manufacture of hydroxyapatite / polymethyl methacrylate composite materials. It is also used as a plasticizer.

Individual evidence

  1. ↑ a b c d e f g h i j k Entry on ethylene glycol dimethacrylate in the GESTIS substance database of the IFA , accessed on November 22, 2018(JavaScript required) .
  2. ↑ David R. Lide: CRC Handbook of Chemistry and Physics A Ready-reference Book of Chemical and Physical Data . CRC Press, 1995, ISBN 978-0-8493-0595-5 , pp. 254 ( limited preview in Google Book search).
  3. ↑ a b c data sheet Ethylene glycol dimethacrylate, 98%, contains 90-110 ppm monomethyl ether hydroquinone as inhibitor from Sigma-Aldrich , accessed on November 22, 2018 ( PDF ).
  4. ↑ Entry on ethylene dimethacrylate in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on November 24, 2018. Manufacturers or distributors can expand the harmonized classification and labeling .
  5. ↑ Entry on ethylene dimethacrylate in the Hazardous Substances Data Bank , accessed on November 22, 2018.
  6. ↑ Werner Baumann, Monika Ismeier: Kautschuk und Gummi data and facts on environmental protection . Springer-Verlag, 2013, ISBN 978-3-642-58916-4 , pp. 1310 ( limited preview in Google Book search).