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436909

Sigma-Aldrich

Diurethane dimethacrylate, mixture of isomers

contains BHT as inhibitor, ≥97%

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Synonym(s):
Di-HEMA trimethylhexyl dicarbamate, Diurethane dimethacrylate, Urethane dimethacrylate, methacrylate adduct
Linear Formula:
R'CH2[C(CH3)(R)CH2]2CH2R', R=H or CH3, R'=NHCO2CH2CH2O2CC(CH3)=CH2
CAS Number:
72869-86-4
Molecular Weight:
470.56
EC Number:
276-957-5
PubChem Substance ID:
24867310
NACRES:
NA.23

Assay

≥97%

form

liquid

contains

BHT as inhibitor

refractive index

n20/D 1.485 (lit.)

bp

200 °C (lit.)

density

1.11 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC(CCNC(=O)OCCOC(=O)C(C)=C)CC(C)(C)CNC(=O)OCCOC(=O)C(C)=C

InChI

1S/C23H38N2O8/c1-16(2)19(26)30-10-12-32-21(28)24-9-8-18(5)14-23(6,7)15-25-22(29)33-13-11-31-20(27)17(3)4/h18H,1,3,8-15H2,2,4-7H3,(H,24,28)(H,25,29)

InChI key

UEKHZPDUBLCUHN-UHFFFAOYSA-N

Related Categories

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H317 - H412

Hazard Classifications

Aquatic Chronic 3 - Skin Sens. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

212.0 °F

Flash Point(C)

> 100 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Gaute Floer Johnsen et al.
Journal of dentistry, 56, 84-98 (2016-11-12)
This study aims at evaluating and comparing mechanical, chemical, and cytotoxicological parameters of a commercial brand name composite material against two 'own brand label' (OBL) composites. Parameters included depth of cure, flexural strength, degree of conversion, polymerization shrinkage, filler particle
Saeed Hesaraki et al.
Materials science & engineering. C, Materials for biological applications, 109, 110592-110592 (2020-04-02)
Resin-based pit-and-fissure sealants (flowable resin composites) were formulated using bisphenol-A-glycerolatedimethacrylate (Bis-GMA)-triethylene glycol dimethacrylate-(TEGDMA)-diurethanedimethacrylate (UDMA) mixed monomers and multiple fillers, including synthetic strontium fluoride (SrF2) nanoparticles as a fluoride-releasing and antibacterial agent, yttria-stabilized zirconia (YSZ) nanoparticles as an auxiliary filler, and

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