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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

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

Cas:2638-94-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 4,4'-Azobis(4-Cyanovaleric Acid) supplier in China

Cas:2638-94-0

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 4,4'-azobis[4-cyanovaleric] acid

Cas:2638-94-0

Min.Order:1

Negotiable

Type:Other

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

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

Cas:2638-94-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

4,4'-Azobis(4-cyanovaleric acid) Basic information Product Name: 4,4'-Azobis(4-cyanovaleric acid) Synonyms: 4,4’-Azobis-(4-cyanopentanoic;4,4’-azobis(4-cyano-pentanoi

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

Cas:2638-94-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can

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

Cas:2638-94-0

Min.Order:1 Metric Ton

FOB Price: $520.0 / 888.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 2638-94-0 with best quality

Cas:2638-94-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

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

Cas:2638-94-0

Min.Order:1 Metric Ton

FOB Price: $65.0 / 99.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product name 4,4'-Azobis(4-cyanovaleric acid) Synonyms 4,4'-Azobis(4-cyanopentanoic acid); ACVA CAS 2638-94-0 Molecular Formula C12H16

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

Cas:2638-94-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

4,4'-Azobis(4-cyanopentanoic acid) 2638-94-0

Cas:2638-94-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

4,4'-Azobis(4-cyanovaleric acid) 99%

Cas:2638-94-0

Min.Order:1 Kilogram

FOB Price: $89.0 / 100.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

4,4'-Azobis(4-cyanovaleric acid) CAS:2638-94-0 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quali

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

Cas:2638-94-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

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

Cas:2638-94-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:2638-94-0

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd

4,4`-Azobis-(4-cyanovale-ric acid)(ACVA)

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

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

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

4,4'-Azobis(4-cyanovaleric acid)/High quality/Best price

Cas:2638-94-0

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

High quality 4,4'-Azobis(4-Cyanovaleric Acid)

Cas:2638-94-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality Appearance:white crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:4,4’Azobis(4-cyanovaleric Acid) is a water so

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

Cas:2638-94-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Siwei Development Group Ltd.

Product name: 4,4’-Azobis(4-Cyano Valeric Acid) CAS No.:2638-94-0 Molecule Formula:C12H16N4O4 Molecule Weight:280.80 Purity: 99% Package:25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard

High Quality 4,4’-Azobis(4-Cyano Valeric Acid) in stock

Cas:2638-94-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

ACVA;4,4'-Azobis(4-cyanovaleric acid);4,4'-Azobis(4-cyanopentanoic acid).99%

Cas:2638-94-0

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: 4,4'-Azobis(4-cyanovaleric acid) Synonyms: 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) &

4,4'-Azobis(4-cyanovaleric acid) 2638-94-0 C12H16N4O4

Cas:2638-94-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

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

Cas:2638-94-0

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

4,4'-Azobis(4-Cyanovaleric Acid)

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

4,4'-(Diazene-1,2-diyl)bis(4-cyanopentanoic acid)

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

SAGECHEM/4,4'-Azobis(4-cyanovaleric acid)/SAGECHEM/Manufacturer in China

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

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

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

4,4'-Azobis(4-cyanovaleric acid) cas no. 2638-94-0 98%

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

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

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

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

Cas:2638-94-0

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

4,4'-hydrazo-bis-4-cyano-pentanoic acid

4,4'-hydrazo-bis-4-cyano-pentanoic acid

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

Conditions
ConditionsYield
With oxone; potassium bromide In water at 20℃;26%
sodium cyanide
143-33-9

sodium cyanide

levulinic acid
123-76-2

levulinic acid

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

Conditions
ConditionsYield
With sulfuric acid; water; hydrazine Behandeln des Reaktionsgemisches mit Brom; optically inactive stereoisomer(ic) of mp: 111 degree;
With sulfuric acid; water; hydrazine Behandeln des Reaktionsgemisches mit Brom; optically inactive stereoisomer(ic) of mp: 128 degree;
1-hydroxy-pyrrolidine-2,5-dione
6066-82-6

1-hydroxy-pyrrolidine-2,5-dione

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-Cyano-4-[1-cyano-3-(2,5-dioxo-pyrrolidin-1-yloxycarbonyl)-1-methyl-propylazo]-4-methyl-butyric acid 2,5-dioxo-pyrrolidin-1-yl ester
130468-55-2

4-Cyano-4-[1-cyano-3-(2,5-dioxo-pyrrolidin-1-yloxycarbonyl)-1-methyl-propylazo]-4-methyl-butyric acid 2,5-dioxo-pyrrolidin-1-yl ester

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 37h;98%
With dicyclohexyl-carbodiimide In 1,4-dioxane at 15 - 20℃; for 16h;
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

chloride of 4,4'-azo-bis(4-cyanopentanoic) acid chloride
17170-81-9

chloride of 4,4'-azo-bis(4-cyanopentanoic) acid chloride

Conditions
ConditionsYield
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 20℃; for 3h;95.6%
With thionyl chloride at 80℃; for 0.666667h;93%
With phosphorus pentachloride In chloroform at 0 - 20℃;84%
bis(9H-carbazole-9-yl-thiocarbonyl)disulfide

bis(9H-carbazole-9-yl-thiocarbonyl)disulfide

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

C19H16N2O2S2

C19H16N2O2S2

Conditions
ConditionsYield
In ethyl acetate for 18h; Inert atmosphere; Reflux;95.4%
2-(N-tert-butoxycarbonylamino)ethanol
26690-80-2

2-(N-tert-butoxycarbonylamino)ethanol

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

bis(2-((tert-butoxycarbonyl)amino)ethyl)(4,4-azobis(4-cyanovalerate))

bis(2-((tert-butoxycarbonyl)amino)ethyl)(4,4-azobis(4-cyanovalerate))

Conditions
ConditionsYield
With dmap In acetonitrile at 0 - 20℃; for 24h;95%
n-Pent-4-enyl alcohol
821-09-0

n-Pent-4-enyl alcohol

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

C22H32N4O4

C22H32N4O4

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; Inert atmosphere; Darkness;92%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

bis(dodecylsulfanyl thiocarbonyl)disulfide
870532-86-8

bis(dodecylsulfanyl thiocarbonyl)disulfide

4-cyano-4-[(dodecylsulfanylthiocarbonyl)-sulfanyl]pentanoic acid
870196-80-8

4-cyano-4-[(dodecylsulfanylthiocarbonyl)-sulfanyl]pentanoic acid

Conditions
ConditionsYield
In ethyl acetate for 16h; Heating / reflux;91%
In ethyl acetate for 22h; Reflux;91%
In ethyl acetate for 18h; Reflux;76%
In ethyl acetate for 22h; Reflux;4.162 g
With ethyl acetate for 20h; Reflux;
carbon disulfide
75-15-0

carbon disulfide

1-thiopropane
107-03-9

1-thiopropane

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-cyano-4-[(propylsulfanylthiocarbonyl)sulfanyl]pentanoic acid

4-cyano-4-[(propylsulfanylthiocarbonyl)sulfanyl]pentanoic acid

Conditions
ConditionsYield
Stage #1: carbon disulfide; 1-thiopropane With potassium hydroxide In water; acetone at 20℃; for 2h;
Stage #2: With p-toluenesulfonyl chloride In acetone for 1h;
Stage #3: 4,4'-dicyano-4,4'-azo-di-valeric acid at 80℃;
90%
bis(ethylsulfanyl thiocarbonyl)disulfide
10219-97-3

bis(ethylsulfanyl thiocarbonyl)disulfide

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

cyano-4-[(ethylsulfanylthiocarbonyl)sulfanyl]-4-methylbutanoic acid
1137725-46-2

cyano-4-[(ethylsulfanylthiocarbonyl)sulfanyl]-4-methylbutanoic acid

Conditions
ConditionsYield
In ethyl acetate Reflux; Inert atmosphere;88%
In ethyl acetate for 12h; Reflux;87%
In ethyl acetate at 80℃; for 13h; Cooling with ice; Sealed tube; Inert atmosphere;82%
2,3,4,5,6-pentafluorophenol
771-61-9

2,3,4,5,6-pentafluorophenol

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

bis(pentafluorophenyl)azobis(4-cyanovalerate)

bis(pentafluorophenyl)azobis(4-cyanovalerate)

Conditions
ConditionsYield
With 2,6-dimethylpyridine; trifluoroacetic anhydride In dichloromethane at 0℃; for 24h; Inert atmosphere;88%
thiazolidine-2-thione
134469-06-0

thiazolidine-2-thione

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

2-[1-cyano-1-methyl-4-oxo-4-(2-thioxo-thiazolidin-3-yl)-butylazo]-2-methyl-5-oxo-5-(2-thioxothiazolidin-3-yl)-pentanenitrile
870779-03-6

2-[1-cyano-1-methyl-4-oxo-4-(2-thioxo-thiazolidin-3-yl)-butylazo]-2-methyl-5-oxo-5-(2-thioxothiazolidin-3-yl)-pentanenitrile

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In 1,4-dioxane at 20℃;86.3%
Stage #1: thiazolidine-2-thione; 4,4'-dicyano-4,4'-azo-di-valeric acid With dmap In dichloromethane for 0.25h; Cooling with ice;
Stage #2: With diisopropyl-carbodiimide In dichloromethane at 20℃; for 0.25h;
76.2%
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

triphenylmethyl diethoxyphosphoryldithioformate
178878-92-7

triphenylmethyl diethoxyphosphoryldithioformate

4-carboxy-2-cyanobut-2-yl diethoxyphosphoryldithioformate

4-carboxy-2-cyanobut-2-yl diethoxyphosphoryldithioformate

Conditions
ConditionsYield
In ethyl acetate for 15h; Heating;85%
carbon disulfide
75-15-0

carbon disulfide

1-butanethiol
109-79-5

1-butanethiol

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4(((butylthio)carbonthioyl)thio)-4-cyanopentanoic acid
937162-86-2

4(((butylthio)carbonthioyl)thio)-4-cyanopentanoic acid

Conditions
ConditionsYield
Stage #1: n-butanethiol With potassium hydroxide In water for 0.5h;
Stage #2: carbon disulfide In water for 0.666667h;
Stage #3: 4,4'-dicyano-4,4'-azo-di-valeric acid Further stages;
85%
polymer, obtained by reversible addition fragmentation chain-transfer; monomer(s): 4-cyanopentanoic acid dithiobenzoate

polymer, obtained by reversible addition fragmentation chain-transfer; monomer(s): 4-cyanopentanoic acid dithiobenzoate

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

A

polymer, Mn (SEC) = 23500, PDI (SEC) = 1.05; monomer(s): 4-cyanopentanoic acid dithiobenzoate; 4,4'-azobis(4-cyanopentanoic acid)

polymer, Mn (SEC) = 23500, PDI (SEC) = 1.05; monomer(s): 4-cyanopentanoic acid dithiobenzoate; 4,4'-azobis(4-cyanopentanoic acid)

B

4-cyano-4-(thiobenzoylthio)pentanoic acid
201611-92-9

4-cyano-4-(thiobenzoylthio)pentanoic acid

Conditions
ConditionsYield
In methanol at 80℃; for 3h;A 82%
B n/a
styrene
100-42-5

styrene

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

polymer

polymer

Conditions
ConditionsYield
With propiononitrile at 90℃;80%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

2'-(2''-methylacryolyloxy)ethyl-β-D-galactopyranoside
21698-14-6

2'-(2''-methylacryolyloxy)ethyl-β-D-galactopyranoside

4-cyano-4-(thiobenzoylthio)pentanoic acid
201611-92-9

4-cyano-4-(thiobenzoylthio)pentanoic acid

poly[2-(β-D-galactosyloxy)ethyl methacrylate], Mn (SEC) 24100, PDI (SEC) 1.09; monomer(s): 2-(β-D-galactosyloxy)ethyl methacrylate; 4,4-azobis(4-cyanopentanoic acid); 4-(cyanopentanoic acid)-4-dithiobenzoate

poly[2-(β-D-galactosyloxy)ethyl methacrylate], Mn (SEC) 24100, PDI (SEC) 1.09; monomer(s): 2-(β-D-galactosyloxy)ethyl methacrylate; 4,4-azobis(4-cyanopentanoic acid); 4-(cyanopentanoic acid)-4-dithiobenzoate

Conditions
ConditionsYield
In ethanol; water at 70℃; for 3h;80%
bis(2-phenylethanesulfanylthiocarbonyl)disulfide
1351859-45-4

bis(2-phenylethanesulfanylthiocarbonyl)disulfide

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-cyano-4-((2-phenylethylsulfanylthiocarbonyl)sulfanyl)pentanoic acid
1351859-46-5

4-cyano-4-((2-phenylethylsulfanylthiocarbonyl)sulfanyl)pentanoic acid

Conditions
ConditionsYield
In ethyl acetate for 18h; Inert atmosphere; Reflux;78%
In ethyl acetate for 18h; Inert atmosphere; Reflux;78%
In ethyl acetate for 18h; Inert atmosphere; Reflux;
bis-ethoxythiocarbonyldisulfane
502-55-6

bis-ethoxythiocarbonyldisulfane

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-cyano-4-((thioethoxyl)sulfanyl)pentanoic acid
220575-22-4

4-cyano-4-((thioethoxyl)sulfanyl)pentanoic acid

Conditions
ConditionsYield
In 1,4-dioxane for 4h; Heating;77%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

1-hydroxy-2-phenyl-2-(4-tert-butoxycarbonylamino-2,2,6,6-tetramethyl-1-piperidinyloxy)ethane
213994-50-4

1-hydroxy-2-phenyl-2-(4-tert-butoxycarbonylamino-2,2,6,6-tetramethyl-1-piperidinyloxy)ethane

4-{3-[2-(4-tert-Butoxycarbonylamino-2,2,6,6-tetramethyl-piperidin-1-yloxy)-2-phenyl-ethoxycarbonyl]-1-cyano-1-methyl-propylazo}-4-cyano-4-methyl-butyric acid 2-(4-tert-butoxycarbonylamino-2,2,6,6-tetramethyl-piperidin-1-yloxy)-2-phenyl-ethyl ester

4-{3-[2-(4-tert-Butoxycarbonylamino-2,2,6,6-tetramethyl-piperidin-1-yloxy)-2-phenyl-ethoxycarbonyl]-1-cyano-1-methyl-propylazo}-4-cyano-4-methyl-butyric acid 2-(4-tert-butoxycarbonylamino-2,2,6,6-tetramethyl-piperidin-1-yloxy)-2-phenyl-ethyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In tetrahydrofuran for 8h; Ambient temperature;76%
bis(thiobenzoyl) disulfide
5873-93-8

bis(thiobenzoyl) disulfide

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-cyano-4-(thiobenzoylthio)pentanoic acid
201611-92-9

4-cyano-4-(thiobenzoylthio)pentanoic acid

Conditions
ConditionsYield
In ethyl acetate at 85℃; for 12h; Inert atmosphere;75%
In ethyl acetate for 18h; Heating;68%
In ethyl acetate Reflux;65%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

Propargylamine
2450-71-7

Propargylamine

4-cyano-4-(1-cyano-3-ethynylcarbamoyl-1-methylpropylazo)-N-ethynyl-4-methylbutyramide
1256812-46-0

4-cyano-4-(1-cyano-3-ethynylcarbamoyl-1-methylpropylazo)-N-ethynyl-4-methylbutyramide

Conditions
ConditionsYield
Stage #1: 4,4'-dicyano-4,4'-azo-di-valeric acid With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.0833333h; Inert atmosphere;
Stage #2: Propargylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12.5h; Inert atmosphere;
75%
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; Cooling with ice;75%
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane for 3h;69%
Stage #1: 4,4'-dicyano-4,4'-azo-di-valeric acid With 4-methyl-morpholine; isobutyl chloroformate In tetrahydrofuran at 20℃; for 0.333333h;
Stage #2: Propargylamine In tetrahydrofuran at 20℃; for 4h;
48%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

N-(2-methyl-2-propyl)-N-(1-diethylphosphono-2,2-dimethylpropyl)aminoxyl
188526-94-5

N-(2-methyl-2-propyl)-N-(1-diethylphosphono-2,2-dimethylpropyl)aminoxyl

4-cyano-4-[N-tert-butyl-N-(1-diethoxyphosphoryl-2,2-dimethylpropyl)aminoxy]pentanoic acid
1034133-00-0

4-cyano-4-[N-tert-butyl-N-(1-diethoxyphosphoryl-2,2-dimethylpropyl)aminoxy]pentanoic acid

Conditions
ConditionsYield
In ethanol; water at 10℃; for 4h; UV-irradiation;70%
3-azidopropan-1-ol
72320-38-8

3-azidopropan-1-ol

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4,4'-azobis(3-azidopropyl 4-cyanopentanoate)
1280212-00-1

4,4'-azobis(3-azidopropyl 4-cyanopentanoate)

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran; dichloromethane at 4 - 20℃;66%
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran; dichloromethane at 4 - 20℃;1.5 g
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

1-hydroxy-2-phenyl-2-(2',2',6',6'-tetramethyl-1'-piperidinyloxy)ethane
161776-41-6

1-hydroxy-2-phenyl-2-(2',2',6',6'-tetramethyl-1'-piperidinyloxy)ethane

4-Cyano-4-{1-cyano-1-methyl-3-[2-phenyl-2-(2,2,6,6-tetramethyl-piperidin-1-yloxy)-ethoxycarbonyl]-propylazo}-4-methyl-butyric acid 2-phenyl-2-(2,2,6,6-tetramethyl-piperidin-1-yloxy)-ethyl ester

4-Cyano-4-{1-cyano-1-methyl-3-[2-phenyl-2-(2,2,6,6-tetramethyl-piperidin-1-yloxy)-ethoxycarbonyl]-propylazo}-4-methyl-butyric acid 2-phenyl-2-(2,2,6,6-tetramethyl-piperidin-1-yloxy)-ethyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In N,N-dimethyl-formamide at 20℃; for 72h;65%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

1-amino-3-(dimethylamino)propane
109-55-7

1-amino-3-(dimethylamino)propane

DABPA

DABPA

Conditions
ConditionsYield
Stage #1: 4,4'-dicyano-4,4'-azo-di-valeric acid With chloroformic acid ethyl ester; triethylamine In dichloromethane at -4℃; for 1.5h; Inert atmosphere;
Stage #2: 1-amino-3-(dimethylamino)propane In dichloromethane at -4 - 20℃; for 24h; Inert atmosphere;
65%
N-BOC-1,2-diaminoethane
57260-73-8

N-BOC-1,2-diaminoethane

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

(2-{4-[3-(2-tert-butoxycarbonylaminoethylcarbamoyl)-1-cyano-1-methylpropylazo]-4-cyano-4-methylbutyrylamino}-ethyl)carbamic acid tert-butyl ester
1426244-88-3

(2-{4-[3-(2-tert-butoxycarbonylaminoethylcarbamoyl)-1-cyano-1-methylpropylazo]-4-cyano-4-methylbutyrylamino}-ethyl)carbamic acid tert-butyl ester

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane for 3h;62%
t-butoxycarbonylhydrazine
870-46-2

t-butoxycarbonylhydrazine

4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

N′-[4-cyano-4-(1-cyano-1-methyl-3-methylcarbamoylpropylazo)-4-methylbutyryl]hydrazinecarboxylic acid tert-butyl ester
1426244-85-0

N′-[4-cyano-4-(1-cyano-1-methyl-3-methylcarbamoylpropylazo)-4-methylbutyryl]hydrazinecarboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane for 3h;61%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

allyl alcohol
107-18-6

allyl alcohol

bisallyl 4,4'-azobis(4-cyanopentanoate)
124334-87-8

bisallyl 4,4'-azobis(4-cyanopentanoate)

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; Darkness;60%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

1-aminooctadecane
124-30-1

1-aminooctadecane

4-cyano-4-(1-cyano-1-methyl-3-octadecylcarbamoyl-propylazo)-4-methyl-N-octadecyl-butyramide
939437-81-7

4-cyano-4-(1-cyano-1-methyl-3-octadecylcarbamoyl-propylazo)-4-methyl-N-octadecyl-butyramide

Conditions
ConditionsYield
Stage #1: 4,4'-dicyano-4,4'-azo-di-valeric acid With dmap; triethylamine In dichloromethane for 0.25h;
Stage #2: 1-aminooctadecane With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 18h; Further stages.;
59%
With dmap; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; triethylamine In dichloromethane at 20℃; for 12h;46%
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

4-cyano-4-(thiobenzoylthio)pentanoic acid
201611-92-9

4-cyano-4-(thiobenzoylthio)pentanoic acid

Conditions
ConditionsYield
With pyrrol-N-thiocarbonyl disulfides In ethyl acetate for 20h;59%
Multi-step reaction with 3 steps
1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 20 °C
2: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C / Inert atmosphere
3: ethyl acetate / 20 h / 80 °C / Inert atmosphere
View Scheme
4,4'-dicyano-4,4'-azo-di-valeric acid
2638-94-0

4,4'-dicyano-4,4'-azo-di-valeric acid

2-hydroxyethyl acrylate
818-61-1

2-hydroxyethyl acrylate

C22H28N4O8

C22H28N4O8

Conditions
ConditionsYield
Stage #1: 4,4'-dicyano-4,4'-azo-di-valeric acid With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane
Stage #2: 2-hydroxyethyl acrylate In dichloromethane
54.1%

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