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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

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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
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)

Articles

ATRP Ligands and Initiators for the Clean Synthesis of Functional Polymers

Atom transfer radical polymerization (ATRP) has emerged as one of the most successful synthetic techniques for the preparation of polymers with predetermined molecular weights, narrow molecular weight distributions, and high degrees of chain end functionalities.

ATRP: Complete Tools for the Synthesis of Well-Defined Functionalized Polymers

ATRP polymerization, chain transfer agent, living polymerization, functional telechelic polymers

ATRP: Complete Tools for the Synthesis of Well-Defined, Functionalized Polymers

Find how atom transfer radical polymerization (ATRP) tools can be used for the synthesis of well-defined functionalized polymers.

Functional Biomaterials Synthesized by Double-Head Polymerization Agents

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

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Protocols

Typical Procedures for Polymerizing via ATRP

Sigma-Aldrich presents an article about the typical procedures for polymerizing via ATRP, which demonstrates that in the following two procedures describe two ATRP polymerization reactions as performed by Prof. Dave Hadddleton′s research group at the University of Warwick.

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