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723193

Sigma-Aldrich

Pentaerythritol tetrakis(2-bromoisobutyrate)

97%

Synonym(s):

4f-BiB, Tetrafunctional initiator, Tetrakis(2-bromoisobutyryloxymethyl)methane

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About This Item

Empirical Formula (Hill Notation):
C21H32Br4O8
CAS Number:
243991-62-0
Molecular Weight:
732.09
MDL number:
MFCD16621494
UNSPSC Code:
12162002
PubChem Substance ID:
329763985
NACRES:
NA.23

assay

97%

form

solid

mp

130-134 °C

SMILES string

CC(C)(Br)C(=O)OCC(COC(=O)C(C)(C)Br)(COC(=O)C(C)(C)Br)COC(=O)C(C)(C)Br

InChI

1S/C21H32Br4O8/c1-17(2,22)13(26)30-9-21(10-31-14(27)18(3,4)23,11-32-15(28)19(5,6)24)12-33-16(29)20(7,8)25/h9-12H2,1-8H3

InChI key

QEVWEWLNSORHNP-UHFFFAOYSA-N

Application

ATRP for Everyone: Ligands and Initiators for the Clean Synthesis of Functional Polymers
Atom Transfer Radical Polymerization (ATRP) initiator for the creation of tetrafunctional polymers.
Polymerization will occur at four sites creating a four-arm star polymer.

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_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Coessens, V.; Pintauer, T.; Matyjaszewski, K.
Progress in Polymer Science, 26, 337-337 (2001)
Atom transfer radical polymerization.
K Matyjaszewski et al.
Chemical reviews, 101(9), 2921-2990 (2001-12-26)
Akira Matsumoto et al.
Journal of biomaterials science. Polymer edition, 28(10-12), 1000-1009 (2017-04-11)
A tertiary branched poly(N-isopropylacrylamide) with controlled molecular weight, distribution and the end amino-functionalization (tetra-PNIPAAm-NH
"Green" atom transfer radical polymerization: from process design to preparation of well-defined environmentally friendly polymeric materials.
Nicolay V Tsarevsky et al.
Chemical reviews, 107(6), 2270-2299 (2007-05-29)

Articles

ATRP Ligands & Initiators: Clean Functional Polymers

ATRP is a successful method for precise polymer synthesis with controlled molecular weights and high chain end functionalities.

Functional Biomaterials Synthesized by Double-Head Polymerization Agents

Over the past two decades, the rapid advance of controlled living polymerization (CLP) techniques.

Protocols

Polymerizing via ATRP

Polymerization via ATRP procedures demonstrated by Prof. Dave Haddleton's research group at the University of Warwick.

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