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Merck
CN

808873

Pyromellitic dianhydrate dimethacrylate

(1:1 meta:para isomer mixture), contains 4-methoxyphenol as inhibitor

Synonym(s):

PMDM

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About This Item

Empirical Formula (Hill Notation):
C22H22O12
Molecular Weight:
478.40
PubChem Substance ID:
329769126
UNSPSC Code:
12352200

Key Documents

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InChI

1S/2C22H22O12/c1-11(2)19(27)31-5-7-33-21(29)15-9-14(18(25)26)16(10-13(15)17(23)24)22(30)34-8-6-32-20(28)12(3)4;1-11(2)19(27)31-5-7-33-21(29)15-10-16(14(18(25)26)9-13(15)17(23)24)22(30)34-8-6-32-20(28)12(3)4/h2*9-10H,1,3,5-8H2,2,4H3,(H,23,24)(H,25,26)

InChI key

KOLVKKCMPOWKSN-UHFFFAOYSA-N

SMILES string

OC(C1=CC(C(OCCOC(C(C)=C)=O)=O)=C(C(O)=O)C=C1C(OCCOC(C(C)=C)=O)=O)=O.OC(C2=CC(C(O)=O)=C(C(OCCOC(C(C)=C)=O)=O)C=C2C(OCCOC(C(C)=C)=O)=O)=O

assay

97%

form

powder

contains

4-methoxyphenol as inhibitor

mp

118 °C

General description

1:1 mixture of meta/para isomers.

Application

May be used as a dental adhesive functional monomer.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Combinatorial investigation of structure-properties relationships and microcosmic curing mechanism of dental adhesives functional monomers.
Sun, et al.
Vibrational Spectroscopy, 51, 93-99 (2009)
Francisco López-Suevos et al.
Dental materials : official publication of the Academy of Dental Materials, 24(6), 778-785 (2007-11-06)
Evaluate the effects of core structure and storage conditions on the mechanical properties of acid-resin modified composites and a control material by three point bending and conversion measurements 15min and 24h after curing. The monomers pyromellitic dimethacrylate (PMDM), biphenyldicarboxylic-acid dimethacrylate

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