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11590

Sigma-Aldrich

4,4′-Azobis(4-cyanovaleric acid)

≥98.0% (T)

Sinónimos:

4,4′-Azobis(4-cyanopentanoic acid), ABCVA, ACVA

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About This Item

Fórmula lineal:
HOCOCH2CH2C(CH3)(CN)N=NC(CH3)(CN)CH2CH2COOH
Número de CAS:
2638-94-0
Peso molecular:
280.28
Beilstein/REAXYS Number:
1729856
EC Number:
220-135-0
MDL number:
MFCD00002799
UNSPSC Code:
12352100
PubChem Substance ID:
57646934
NACRES:
NA.22

Quality Level

200

assay

≥98.0% (T)

form

solid

impurities

≤1% water

mp

118-125 °C (dec.) (lit.)

storage temp.

2-8°C

SMILES string

CC(CCC(O)=O)(\N=N\C(C)(CCC(O)=O)C#N)C#N

InChI

1S/C12H16N4O4/c1-11(7-13,5-3-9(17)18)15-16-12(2,8-14)6-4-10(19)20/h3-6H2,1-2H3,(H,17,18)(H,19,20)/b16-15+

InChI key

VFXXTYGQYWRHJP-FOCLMDBBSA-N

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Application

4,4′-Azobis(4-cyanovaleric acid) has been used in the preparation of polystyrene particles by polymerizing styrene in ethyl alcohol.

Biochem/physiol Actions

4,4′-azobis(4-cyanovaleric acid) is an azo-initiator that induces lipid peroxidation of sunflower oil.

pictograms

Flame
GHS02

signalword

Danger

hcodes

H242

Hazard Classifications

Self-react. D

Storage Class

5.2 - Organic peroxides and self-reacting hazardous materials

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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2,2′-Azobis(2-methylpropionitrile) recrystallized from methanol, 99%

Sigma-Aldrich

755745

2,2′-Azobis(2-methylpropionitrile)

2-Cyano-2-propyl benzodithioate >97% (HPLC)

Sigma-Aldrich

722987

2-Cyano-2-propyl benzodithioate

Ray Chang et al.
Polymers, 10(10) (2019-04-10)
Temperature stimulus, easy modulation in comparison to other environmental stimuli, makes thermo-responsive nanocarriers popular in the applications of controlled drug release for cancer therapy. In this study, photosensitive sodium copper chlorophyllin (SCC) was incorporated into thermo-responsive polymeric nanogels consisted of
J A Tripp et al.
Journal of combinatorial chemistry, 3(2), 216-223 (2001-04-13)
Polyethylene encased porous poly(chloromethylstyrene-co-divinylbenzene) disks have been prepared by polymerization in a cylindrical glass mold and cut to a disk format. Following attachment of a free radical azo initiator 4,4'-azobis(4-cyanovaleric acid) to available functionalities at the surface of the pores
Maraíssa S Franco et al.
Journal of chromatography. A, 1597, 149-158 (2019-03-30)
This paper addresses the evaluation of a new amphiphilic nanoparticle supported on silica and its application as sorbent in on-line solid phase extraction. The investigated sorbent material is a copolymer composed by [2- (Acryloyloxy) ethyl] trimethylammonium chloride (block A) and
Uniform polymer particles by dispersion polymerization in alcohol.
Journal of Polymer Science Part A: Polymer Chemistry, 24(11), 2995-3007 (1986)
Rodrigo Duarte Silva et al.
Langmuir : the ACS journal of surfaces and colloids, 33(38), 9598-9608 (2017-08-11)
Recently, there has been significant interest in the use of the reversible addition-fragmentation chain-transfer (RAFT) technique to generate a variety of organic/inorganic colloidal composite particles in aqueous dispersed media using the so-called macroRAFT-assisted encapsulating emulsion polymerization (REEP) strategy. In this
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