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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

2-[[4-[(2-chloro-4-nitrophenyl)azo]phenyl]ethylamino]ethanol

Cas:3180-81-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

DISPERSE RED 13 Red 13

Cas:3180-81-2

Min.Order:50 Kilogram

FOB Price: $3.6 / 4.2

Type:Manufacturers

inquiry

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

Disperse red 13 (C.I. 11115)

Cas:3180-81-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

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

Manufacturer supply CAS 3180-81-2 with best quality

Cas:3180-81-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Ethanol,2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-

Cas:3180-81-2

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

Ethanol,2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-

Cas:3180-81-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

DISPERSE RED 13

Cas:3180-81-2

Min.Order:1 Kilogram

FOB Price: $40.0 / 50.0

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

Ethanol,2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Lidu New Material Technology Co., Ltd

Hubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,

disperse red 13 (C.I. 11115)

Cas:3180-81-2

Min.Order:1 Metric Ton

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. We are a professional exporter for Optical Brighteners, dyes, pigments 2. Stable and continue quality 3. Quickly delivery 4. Good service Our advantages 1. Government awarded company. Top 100 enterprises in Hangzhou 2. Qua

Disperse Red 13

Cas:3180-81-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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 disperse red 13 (C.I. 11115)

Cas:3180-81-2

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

C.I.Disperse Red 13

Cas:3180-81-2

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

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:

DISPERSE RED 13

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

Ethanol,2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our advantage:Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientif

TIANFU-CHEM DISPERSE RED 13

Cas:3180-81-2

Min.Order:1 Kilogram

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

Ethanol,2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-

Cas:3180-81-2

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

disperse red 13 (C.I. 11115)

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Allgreen Chemical Co.,Ltd

high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

4,4'-BIS(BROMOMETHYL)-DIPHENYL ETHER

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

high purity Storage:normal temperature Package:DRUM Application:mainly for medical use for R&Dpurpose use only Transportation:AIR,SEA Port:BEIJING,SHANGHAI,TIANJIN,SHENZHEN

2-[[4-[(2-chloro-4-nitrophenyl)azo]phenyl]ethylamino]ethanol

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

TIANFU-CHEM DISPERSE RED 13Appearance:white powder Storage:room temperature Package:200KG Application:Industrial Grade Transportation:By sea , by air or express

TIANFU-CHEM DISPERSE RED 13

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

C.I.Disperse Red 13 3180-81-2

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

We are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

SAGECHEM/ Disperse Red 13 /Manufacturer in China Application:SAGECHEM/ Disperse Red 13 /Manufacturer in China

SAGECHEM/ Disperse Red 13 /Manufacturer in China

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Other

inquiry

Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

3180-81-2

Cas:3180-81-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

acryloyl chloride
814-68-6

acryloyl chloride

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

disperse red 13 acrylate

disperse red 13 acrylate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; Cooling with ice;96%
succinic acid anhydride
108-30-5

succinic acid anhydride

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

4-[2-ethyl({4-[(2-chloro-4-nitrophenyl)diazenyl]phenyl}amino)ethoxy]-4-oxobutanoic acid

4-[2-ethyl({4-[(2-chloro-4-nitrophenyl)diazenyl]phenyl}amino)ethoxy]-4-oxobutanoic acid

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane at 20℃; for 20h;90%
With pyridine; dmap In dichloromethane at 0℃;63%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C40H38Cl2N10O8

C40H38Cl2N10O8

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃;84.7%
terephthaloyl chloride
100-20-9

terephthaloyl chloride

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C40H36Cl2N8O8

C40H36Cl2N8O8

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃;82.5%
With triethylamine In dichloromethane at 20℃; Cooling with ice;
p-Tolylisocyanate
622-58-2

p-Tolylisocyanate

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C24H24ClN5O4

C24H24ClN5O4

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃;81%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

5-bromopentyl 2-(N-ethyl-N-{4′-[(2″-chloro-4″-nitrophenyl)-phazo]phenyl}amino)ethyl ether
1174752-17-0

5-bromopentyl 2-(N-ethyl-N-{4′-[(2″-chloro-4″-nitrophenyl)-phazo]phenyl}amino)ethyl ether

Conditions
ConditionsYield
Stage #1: 2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol With potassium hydroxide; 18-crown-6 ether In tetrahydrofuran at 20℃; for 1h;
Stage #2: 1,5-dibromo-pentane In tetrahydrofuran at 20℃; for 20h;
78%
With 18-crown-6 ether; potassium hydroxide In tetrahydrofuran59%
6-O-(3-carboxypropanoyl)-1,2:3,4-di-O-isopropylidene-α-D-galactopyranose
119613-87-5

6-O-(3-carboxypropanoyl)-1,2:3,4-di-O-isopropylidene-α-D-galactopyranose

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-ylmethyl ester
930805-71-3

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-ylmethyl ester

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; for 20h;70%
6-O-(3-carboxypropanoyl)-1,2:3,5-di-O-isopropylidene-α-D-glucofuranose
930805-63-3

6-O-(3-carboxypropanoyl)-1,2:3,5-di-O-isopropylidene-α-D-glucofuranose

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2,2,5,5-tetramethyl-tetrahydro-1,3,4,6,8-pentaoxa-cyclopenta[a]inden-7-ylmethyl ester
930805-68-8

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2,2,5,5-tetramethyl-tetrahydro-1,3,4,6,8-pentaoxa-cyclopenta[a]inden-7-ylmethyl ester

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; for 20h;70%
8,13-dioxatricyclo[12.4.0.02,7]octadeca-1(18),2(7),3,5,14,16-hexaen-10-yne-4-carboxylic acid

8,13-dioxatricyclo[12.4.0.02,7]octadeca-1(18),2(7),3,5,14,16-hexaen-10-yne-4-carboxylic acid

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C33H27ClN4O6

C33H27ClN4O6

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; Inert atmosphere;61%
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

epichlorohydrin
106-89-8

epichlorohydrin

C19H21ClN4O4

C19H21ClN4O4

Conditions
ConditionsYield
With water; tetra(n-butyl)ammonium hydrogensulfate; sodium hydroxide In tetrahydrofuran at 20℃; for 16h;60%
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

di(4-isocyanatophenyl)methane
101-68-8

di(4-isocyanatophenyl)methane

C47H44Cl2N10O8

C47H44Cl2N10O8

Conditions
ConditionsYield
With stannous octoate In toluene at 85℃; for 4h;48.24%
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

Hexamethylene diisocyanate
822-06-0

Hexamethylene diisocyanate

C40H46Cl2N10O8

C40H46Cl2N10O8

Conditions
ConditionsYield
With stannous octoate In toluene at 85℃; for 4h;32.04%
nonadecanoyl chloride
59410-47-8

nonadecanoyl chloride

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

disperse red-13 stearate

disperse red-13 stearate

Conditions
ConditionsYield
With triethylamine In dichloromethane at -4℃; for 24h; Acylation;
methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C16H16N4O3ClSO2CH3

C16H16N4O3ClSO2CH3

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 12h;
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

N-ethyl-N-(2-azidoethyl)-4-(2-chloro-4-nitrophenylazo)phenylamine

N-ethyl-N-(2-azidoethyl)-4-(2-chloro-4-nitrophenylazo)phenylamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: triethylamine / CH2Cl2 / 12 h / 20 °C
2: 93 percent / sodium azide / dimethylsulfoxide / 16 h / 50 °C
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2-hydroxy-2-(3,4,5-trihydroxy-tetrahydro-furan-2-yl)-ethyl ester

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 2-hydroxy-2-(3,4,5-trihydroxy-tetrahydro-furan-2-yl)-ethyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 70 percent / N'-(3-dimethylaminopropyl)-N-ethylcarbodiimide hydrochloride; 4-dimethylaminopyridine / tetrahydrofuran / 20 h / 20 °C
2: aq. CF3COOH / 1.5 h / 20 °C
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 3,4,5,6-tetrahydroxy-tetrahydro-pyran-2-ylmethyl ester

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 3,4,5,6-tetrahydroxy-tetrahydro-pyran-2-ylmethyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 70 percent / N'-(3-dimethylaminopropyl)-N-ethylcarbodiimide hydrochloride; 4-dimethylaminopyridine / tetrahydrofuran / 20 h / 20 °C
2: aq. CF3COOH / 1.5 h / 20 °C
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 3,4,5,6-tetrahydroxy-tetrahydro-pyran-2-ylmethyl ester

succinic acid 2-{[4-(2-chloro-4-nitro-phenylazo)-phenyl]-ethyl-amino}-ethyl ester 3,4,5,6-tetrahydroxy-tetrahydro-pyran-2-ylmethyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 70 percent / N'-(3-dimethylaminopropyl)-N-ethylcarbodiimide hydrochloride; 4-dimethylaminopyridine / tetrahydrofuran / 20 h / 20 °C
2: aq. CF3COOH / 1.5 h / 20 °C
View Scheme
4-Nitrophenyl chloroformate
7693-46-1

4-Nitrophenyl chloroformate

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C23H20ClN5O7
404887-21-4

C23H20ClN5O7

Conditions
ConditionsYield
In pyridine at 70℃; for 0.666667h;
50/50 % (M/M) Styrene-Maleic anhydride copolymer

50/50 % (M/M) Styrene-Maleic anhydride copolymer

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

polymeric dye no. I

polymeric dye no. I

Conditions
ConditionsYield
Stage #1: 50/50 % (M/M) Styrene-Maleic anhydride copolymer; 2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol With dmap In 1,4-dioxane for 48h; Heating / reflux;
Stage #2: With sodium hydroxide In 1,4-dioxane; water for 0.5h;
Stage #3: With hydrogenchloride In water pH=8;
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C45H56Cl2N10O10

C45H56Cl2N10O10

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: triethylamine / tetrahydrofuran / 20 °C / Cooling with ice
2: chloroform / 48 h / 50 - 60 °C / Cooling with ice
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

C41H51Cl2N9O10

C41H51Cl2N9O10

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: water; sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate / tetrahydrofuran / 16 h / 20 °C
2: N,N-dimethyl-formamide / 95 °C
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

1-[6-[[5-[2-[4-[(E)-(2-chloro-4-nitro-phenyl)azo]-N-ethyl-anilino]ethoxy]pentylamino]methyl]-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]pyrimidine-2,4-dione

1-[6-[[5-[2-[4-[(E)-(2-chloro-4-nitro-phenyl)azo]-N-ethyl-anilino]ethoxy]pentylamino]methyl]-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]pyrimidine-2,4-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium hydroxide; 18-crown-6 ether / tetrahydrofuran
2: potassium carbonate / N,N-dimethyl-formamide / 16 h / 20 °C
View Scheme
2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol
3180-81-2

2-[4-(2-chloro-4-nitrophenylazo)-N-ethylphenylamino]ethanol

1-[5-[[5-[2-[4-[(E)-(2-chloro-4-nitro-phenyl)azo]-N-ethyl-anilino]ethoxy]pentylamino]methyl]-3,4-dihydroxy-tetrahydrofuran-2-yl]pyrimidine-2,4-dione

1-[5-[[5-[2-[4-[(E)-(2-chloro-4-nitro-phenyl)azo]-N-ethyl-anilino]ethoxy]pentylamino]methyl]-3,4-dihydroxy-tetrahydrofuran-2-yl]pyrimidine-2,4-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium hydroxide; 18-crown-6 ether / tetrahydrofuran
2: potassium carbonate / N,N-dimethyl-formamide / 16 h / 20 °C
3: trifluoroacetic acid / water / 0.17 h / 20 °C
View Scheme

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