902098
4-Methacryloxyethyl trimellitic anhydride
Synonyme(s) :
(4-META)
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About This Item
Formule empirique (notation de Hill):
C15H12O7
Numéro CAS:
Poids moléculaire :
304.25
Numéro MDL:
Code UNSPSC :
12162002
Nomenclature NACRES :
NA.23
Forme
crystalline (solid )
Couleur
white to off-white
Température de stockage
2-8°C
Chaîne SMILES
O1C(=O)c2c(ccc(c2)C(=O)OCCOC(=O)C(=C)C)C1=O
InChI
1S/C15H12O7/c1-8(2)12(16)20-5-6-21-13(17)9-3-4-10-11(7-9)15(19)22-14(10)18/h3-4,7H,1,5-6H2,2H3
Clé InChI
RMCCONIRBZIDTH-UHFFFAOYSA-N
Description générale
4-Methacryloxyethyl trimellitic anhydride (4-META), a widely used dental adhesive, improves the bond strength between the metal and acrylic resin. It has an anhydride group that bonds with dental metal substrates and the methacrylate group that polymerizes and copolymerizes with monomeric composite resin.
Application
4-META can be used in the formation of resin to fix the vertical root fracture by root fragment bonding.
4-Methacryloxyethyl trimellitic anhydride (4-META) is a methacylate monomer most commonly used as an adhesion promoter in dental resins. 4-META contains both hydrophilic and hydrophobic groups, promoting the diffusion of other dental resin monomers into the tooth structure to form a hybrid, resin-impregnated layer.
Code de la classe de stockage
11 - Combustible Solids
Classe de danger pour l'eau (WGK)
WGK 3
Point d'éclair (°F)
Not applicable
Point d'éclair (°C)
Not applicable
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Jeffrey Chai Chang et al.
The Journal of prosthetic dentistry, 87(2), 216-224 (2002-02-21)
4-META (4-methacryloyloxyethy trimellitate anhydride) was invented and patented in Japan in January 1979 and patented in the United States in April 1979. For the first 8 years, 4-META dental products (manufactured by Sun Medical Co, Kyoto, Japan) were not readily
Shear bond strength between autopolymerizing acrylic resin and Co-Cr alloy using different primers
Sanohkan S, et al.
Dental Materials Journal, 31(5) (2012)
Successful treatment of vertical root fracture through intentional replantation and root fragment bonding with 4-META/MMA-TBB resin
Okaguchi M, et al.
Journal of the Formosan Medical Association = Taiwan Yi Zhi, 118(3), 671-678 (2019)
Evaluation of biological, physical and chemical properties of mineral trioxide aggregate mixed with 4-META/MMA-TBB
Kaul R, et al.
Indian Journal of Dental Research, 24(4), 418-418 (2013)
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