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4,4'-Azobis(4-cyanovaleric acid)

4,4'-Azobis(4-cyanovaleric acid) structure

CAS No.: 2638-94-0

Chemical Name:: 4,4'-Azobis(4-cyanovaleric acid)

Synonyms: ACVA;ABCPA;ABCVA;NC 25;Azocarboxy;NSC 114466;"4,4-Azobis";4,4'-Azobis(4-cyanov;LABOTEST-BB LT00645560;4,4'-Azobis(4-cyanovaL

CBNumber:: CB9344530

Molecular Formula:: C12H16N4O4

Molecular Weight:: 280.28

MDL Number:: MFCD00002799

MOL File:: 2638-94-0.mol

MSDS File:: SDS

Last updated:2024-12-18 14:15:30

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4,4'-Azobis(4-cyanovaleric acid) Properties

Melting point	118-125 °C (dec.) (lit.)
Boiling point	423°C (rough estimate)
Density	1.2464 (rough estimate)
refractive index	1.6081 (estimate)
storage temp.	2-8°C
solubility	DMSO (Slightly), Methanol (Slightly)
form	Solid
pka	3.98±0.10(Predicted)
color	White
Water Solubility	Soluble in water.
Sensitive	Light Sensitive
BRN	1729856
InChIKey	VFXXTYGQYWRHJP-FOCLMDBBSA-N
LogP	0.8 at 23℃
CAS DataBase Reference	2638-94-0(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	H96WE5R147
NIST Chemistry Reference	4,4'-Azo-bis(4-cyanopentanoic acid)(2638-94-0)
EPA Substance Registry System	4,4'-Azobis(4-cyanovaleric acid) (2638-94-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02

Signal word

Danger

Hazard statements

H242

Precautionary statements

P210-P234-P235-P240-P370+P378-P403

Hazard Codes

Risk Statements

Safety Statements

15-16-22-24/25-36

RIDADR

UN 1325 4.1/PG 2

WGK Germany

RTECS

YV6190500

4.4-8

TSCA

Yes

HazardClass

4.1

HS Code

29270000

Toxicity

LD50 ipr-mus: 666 mg/kg 85JCAE -,922,86

NFPA 704

	1
1		1

4,4'-Azobis(4-cyanovaleric acid) price More Price(19)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	11590	4,4′-Azobis(4-cyanovaleric acid) ≥98.0% (T)	2638-94-0	25g	$75.3	2024-03-01	Buy
Sigma-Aldrich	11590	4,4′-Azobis(4-cyanovaleric acid) ≥98.0% (T)	2638-94-0	100g	$183	2024-03-01	Buy
Alfa Aesar	H59611	4,4'-Azobis(4-cyanovaleric acid), 98%, cont. ca 18% water	2638-94-0	25g	$67.9	2024-03-01	Buy
Alfa Aesar	H59611	4,4'-Azobis(4-cyanovaleric acid), 98%, cont. ca 18% water	2638-94-0	100g	$194	2024-03-01	Buy
TRC	A932500	4,4′-Azobis(4-cyanovaleric acid)	2638-94-0	1g	$55	2021-12-16	Buy

Product number	Packaging	Price	Buy
11590	25g	$75.3	Buy
11590	100g	$183	Buy
H59611	25g	$67.9	Buy
H59611	100g	$194	Buy
A932500	1g	$55	Buy

4,4'-Azobis(4-cyanovaleric acid) Chemical Properties,Uses,Production

Chemical Properties

white crystalline powder

Uses

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

Uses

4,4'-Azobis(4-cyanovaleric acid) is used as a free radical imitator in polymer synthesis such as polyvinyl chloride, polyacrylonitrile, polyvinyl alcohol and synthetic fibers. It is utilized for both heterogeneous and homogenous free-radical polymerizations, and as an initiator in reversible addition-fragmentation chain transfer polymerization (RAFT). It is also used as a blowing agent for plastics and elastomers.

Uses

4,4’Azobis(4-cyanovaleric Acid) is a water soluble azo initiator usded in radical polymerization process of vinyls, acylamides, styrenes as well as other polymers.

Hazard

Toxic.

Flammability and Explosibility

Not classified

Biochem/physiol Actions

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

Safety Profile

Moderately toxic byintraperitoneal route. When heated to decomposition itemits toxic vapors of NOx.

4,4'-Azobis(4-cyanovaleric acid) synthesis

Synthesis of 4,4'-Azobis(4-cyanovaleric acid) from Sodium cyanide and Levulinic acid

4,4'-Azobis(4-cyanovaleric acid) Preparation Products And Raw materials

Raw materials

Hydrazinium hydroxide solution Levulinic acid Chlorine Sodium cyanide

Preparation Products

4-Cyano-4-(dodecylsulfanylthiocarbonyl)sulfanylpentanoic acid, min. 97%

4,4'-Azobis(4-cyanovaleric acid) Suppliers

Global( 248)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Langfang Hawk Techology & Development Co, Ltd.	0316-2224727,2224728,2224729 18631652130;	38755326@qq.com	China	23	58
Hebei Weibang Biotechnology Co., Ltd	+8615531157085	abby@weibangbio.com	China	8808	58
Hebei Mojin Biotechnology Co., Ltd	+86 13288715578 +8613288715578	sales@hbmojin.com	China	12834	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20284	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21634	55
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29880	58
NINGBO INNO PHARMCHEM CO., LTD.	13867897135	sales@nbinno.com	CHINA	923	58
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28172	58
Chongqing Chemdad Co., Ltd	+86-023-6139-8061 +86-86-13650506873	sales@chemdad.com	China	39894	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49374	58

Supplier	Advantage
Langfang Hawk Techology & Development Co, Ltd.	58
Hebei Weibang Biotechnology Co., Ltd	58
Hebei Mojin Biotechnology Co., Ltd	58
Henan Fengda Chemical Co., Ltd	58
Henan Tianfu Chemical Co.,Ltd.	55
career henan chemical co	58
NINGBO INNO PHARMCHEM CO., LTD.	58
Hubei Jusheng Technology Co.,Ltd.	58
Chongqing Chemdad Co., Ltd	58
CONIER CHEM AND PHARMA LIMITED	58

View Lastest Price from 4,4'-Azobis(4-cyanovaleric acid) manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2024-11-22	4,4'-Azobis(4-cyanovaleric acid) 2638-94-0	US $10.00 / KG	100KG	99%	100 mt	Hebei Weibang Biotechnology Co., Ltd
2024-04-24	4,4'-Azobis(4-cyanovaleric acid) 2638-94-0	US $10.00 / kg	1kg	99.9%	200000kg	Ouhuang Engineering Materials (Hubei) Co., Ltd
2024-01-18	4,4''-Azobis(4-cyano valeric acid) 2638-94-0	US $6.00-0.60 / KG	1KG	99%	g-kg-tons, free sample is available	Henan Fengda Chemical Co., Ltd

4,4'-Azobis(4-cyanovaleric acid)
2638-94-0
US $10.00 / KG
99%
Hebei Weibang Biotechnology Co., Ltd

4,4'-Azobis(4-cyanovaleric acid)
2638-94-0
US $10.00 / kg
99.9%
Ouhuang Engineering Materials (Hubei) Co., Ltd

4,4''-Azobis(4-cyano valeric acid)
2638-94-0
US $6.00-0.60 / KG
99%
Henan Fengda Chemical Co., Ltd

4,4'-Azobis(4-cyanovaleric acid) Spectrum

4,4'-Azobis(4-cyanovaleric acid)(2638-94-0)MS 4,4'-Azobis(4-cyanovaleric acid)(2638-94-0)IR1

2638-94-0(4,4'-Azobis(4-cyanovaleric acid))Related Search:

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Methylene dithiocyanate 2,2'-Azobis(2,4-dimethyl)valeronitrile 2,2'-AZOBIS[2-(2-IMIDAZOLIN-2-YL)PROPANE] DIHYDROCHLORIDE Valeronitrile 4-AMINOBUTYRIC ACID

BUTYRONITRILE 2-METHYLBUTYRONITRILE 2-AMINO-2-METHYL-PROPIONITRILE 2,2'-Azodi(2-methylbutyronitrile) 4-Amino-1-butanol

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4'-Azobis(4-cyanovaleric acid) (E)-4,4'-(diazene-1,2-diyl)bis(4-cyanopentanoic acid) 4,4'-Azobis(4-cyanovaleric acid) >=98.0% (T) 4,4'-Azobis(4-cyanovaleric acid) >=75% 4,4’-Azobis-(4-cyanopentanoic 4,4’-azobis(4-cyano-pentanoicaci 4,4’-azobis(4-cyano-valericaci 4,4’-azobis[4-cyano-pentanoicaci Azobis(cyanovaleric acid) azobis(cyanovalericacid) cis-4,4'-Azobis(4-cyanovaleric acid) Kyselina 4,4'-azo-bis-(4-kyanvalerova) kyselina4,4’-azo-bis-(4-kyanvalerova) Pentanoic acid, 4,4'-azobis[4-cyano- Valeric acid, 4,4'-azobis(4-cyano- 4,4'-AZOBIS(4-CYANOVALERIC ACID) 4,4'-AZOBIS(4-CYANOPENTANOIC ACID) ACVA LABOTEST-BB LT00645560 Azocarboxy 4,4'-AZOBIS(4-CYANOPENTANOIC AC.), MOI-S TENED W. WATER ~15% 4,4'-AZOBIS(4-CYANOVALERIC ACID), 75+%, REMAINDER WATER 4,4'-AZOBIS(4-CYANO VALERIC ACID(ACVA) 4,4-dicyano-4,4-azodivaleric acid 4,4'-Azobis(4-cyanovaleric acid), moistened with ca. 30% water, 97% 4,4′-Azobis[4-cyanvalerian]sure 4,4'-Azobis(4-cyanovaleric acid):V-501 4,4'-Azobis(4-cyanopentanecarboxylic acid) 4,4'-Azobis(cyanovaleric acid) 4,4'-Azibis(4-cyanopentanoic acid) 4,4'-Azobis(4-cyanovaleric acid),97% 4,4'-Azobis(4-cyanovaleric acid),97%,moistened with ca. 30% water ABCPA ABCVA NC 25 NSC 114466 4,4'-(Diazene-1,2-diyl)bis(4-cyanopentanoic acid) 4,4'-Azobis(4-cyanovaleric Acid) (contains ca. 20% Water) 4,4′-Azobis(4-cyanovaleric acid),4,4′-Azobis(4-cyanopentanoic acid), ACVA 4,4'-Azobis(4-cyanov 4,4'-Azobis(4-cyanovaL 2,4,4 '- azobis (4-cyano valeric acid) 4,4'-(Diazene-1,2-diyl)bis(4-cyanopentanoic acid) (contains ca. 20% Water) 4,4'-Azobis(4-cyanovaleric acid), 98%, for synthesis Azo Bis Cyno valeric acid" (ACVA) Pentanoic acid, 4,4'-(1,2-diazenediyl)bis[4-cyano- 4,4-Azobis(4-Cyanovaleric Acid),>98% "4,4-Azobis" 4,4'-Azobis(4-cyanovaleric acid)(2638-94-0) 4,4'-Azobis(4-cyanovaleric acid) 4,4''-Azobis(4-cyano valeric acid) 4,4'-(Diazene-1,2-diyl)bis(4-cyanopentanoic acid) 2638-94-0 HOCOCH2CH2CCH3CNNNCCH3CNCH2CH2COOH C12H16N4O4 Azo/Diazo Compounds Building Blocks Nitrogen Compounds