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Merck

290734

Dabco® 33-LV

greener alternative

Synonym(s):

1,4-Diazabicyclo[2.2.2]octane solution

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About This Item

Empirical Formula (Hill Notation):
C6H12N2
CAS Number:
Molecular Weight:
112.17
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:

InChI

1S/C6H12N2/c1-2-8-5-3-7(1)4-6-8/h1-6H2

SMILES string

C1CN2CCN1CC2

InChI key

IMNIMPAHZVJRPE-UHFFFAOYSA-N

description

33 wt. % solution of triethylenediamine in dipropylene glycol

Quality Level

greener alternative product characteristics

Catalysis
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sustainability

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density

1.02 g/mL

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Application

Db can be used:


  • As a gel catalyst to promote the gel reaction in the production of flexible and rigid polyurethane foams, microcellular foams, coatings, and elastomers. It is used to accelerate the isocyanate-polyol reaction.
  • In the synthesis of anion exchange membranes (AEMs) via electrospinning, contributing to the crosslinking between the polymers and the mechanical stability of the membrane. AEMs are further used in fuel cells, water electrolysis, redox flow batteries, and electrolyzers.
  • Db can be used in the preparation of epoxy based soybean oil for the formation of polyurethane foams.

General description

Dabco® 33-LV, as a tertiary amine catalyst, has various uses in polymer applications. It is widely utilized as a catalyst in the production of flexible and rigid polyurethane foams via the reaction between isocyanates and polyols. It helps control the gel time, improve foam rise, and optimize the physical properties of the final polyurethane foam. These foams are commonly used in insulation materials, automotive applications, construction, and packaging applications. Additionally, DABCO® 33-LV can form a self-assembled monolayer (SAM) on a variety of substrates, making it a useful bidentate ligand in the field of polymers.

Dabco®33-LV (Db) is a gelling catalyst and a bidentate ligand that forms a self-assembled monolayer (SAM) on a variety of substrates. It functionalizes the surface and immobilizes the surface atoms.

Legal Information

DABCO is a registered trademark of Air Products & Chemicals, Inc.

Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product has been enhanced for catalytic efficiency. Click here for more information.

pictograms

Corrosion

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Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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DABCO-Directed Self-Assembly of Bisporphyrins (DABCO= 1, 4-Diazabicyclo [2.2. 2] octane)
Ballester P, et al.
Chemistry?A European Journal , 11(7), 2196-2206 (2005)
Reinforcement of soy polyol-based rigid polyurethane foams by cellulose microfibers and nanoclays
Zhu M, et al.
Journal of Applied Polymer Science, 124(6), 4702-4710 (2012)
Water-blown rigid and flexible polyurethane foams containing epoxidized soybean oil triglycerides
Tu Y, et al.
Journal of Applied Polymer Science, 109(1), 537-544 (2008)
Thermal and mechanical behavior of flexible polyurethane-molded plastic films and water-blown foams with epoxidized soybean oil
Tu Y, et al.
Journal of Applied Polymer Science, 111(3), 1311-1317 (2009)
Holly Woolven et al.
Organic letters, 13(18), 4876-4878 (2011-08-27)
The charge-transfer complex generated from the combination of DABCO and sulfur dioxide, DABSO, is a bench-stable colorless solid suitable for use in organic synthesis as a replacement for gaseous sulfur dioxide. The complex can be combined with Grignard reagents to

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