As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:119-90-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:whit
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
High quality and best price of [1,1'-Biphenyl]-4,4'-diamine,3,3'-dimethoxy- from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine che
Cas:119-90-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:119-90-4
Min.Order:0 Metric Ton
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Type:Lab/Research institutions
inquiryJ&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
Cas:119-90-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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
Cas:119-90-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers437.Safe and fa
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:119-90-4
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:119-90-4
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiry3,3'-DIMETHOXYBENZIDINE Basic information Product Name: 3,3'-DIMETHOXYBENZIDINE
Cas:119-90-4
Min.Order:5 Gram
Negotiable
Type:Trading Company
inquiryNanjing Sunsure Chemical Technology Co., Ltd., established in 2009, has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. Sunsure covers whole
Cas:119-90-4
Min.Order:1 Milligram
Negotiable
Type:Lab/Research institutions
inquiryAt Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
Cerametek Materials (CMT) is your industrial and R&D supplier: 1. Semiconductor materials: Compounds of II, III, IV, V, VI groups such as Metal Sulfides, Selenides, Tellurides, Arsenide, Antimonide, Phosphide... 2. Advanced ceramic and crys
At Capot,We can synthesize and purify your complex molecules from 100 gram to 10 tons.Appearance:Clear colorless to light yellow liquid Storage:Dry,Seal and Cool place Package:1G,5G,10G,25G,100G,250G,500G,1KG,5KG,10KG,25KG,50KG,100KG,150KG,200KG. App
Cas:119-90-4
Min.Order:0
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Type:Lab/Research institutions
inquiryShanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
3,3'-Dimethoxybenzidine Application:831315
Cas:119-90-4
Min.Order:1 Gram
FOB Price: $500.0
Type:Trading Company
inquiryJiangxi Shengwei Chemical Technology Co., Ltd.supplies scientific research products as below:1.High-purity organic chemical reagents;2.Analytical reagents; 3.Biochemical reagents;4.Chemical raw materials;5.Experimental instruments;6.Experimental cons
Antaeus-biotech with Established in July 9576 is a high-technical enterprise which focus on the development of health products. We have excellent professionals, first-class facilities and perfect management system. Through persistent efforts, we cont
Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
The company is supplying production of designs, syntheses and material ligands. Package:25g;5g; Application:Catalytic;adsorption separation;hydrogen storage;drug carrier
1.We are specializing in providing customers with complete chemical raw materials.2.Superior quality, moderate price & quick delivery.3. Extensive international cooperation experience.4. Outstanding communication skills. Application:contact us for de
CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
Conditions | Yield |
---|---|
Stage #1: N,N'-bis-(2-methoxy-phenyl)-hydrazine With hydrogenchloride In water at 30 - 90℃; for 2h; Stage #2: With water; sodium hydroxide pH=9 - 10; | 60.3% |
acid In 1,4-dioxane Rate constant; nitrogen and carbon kinetic isotope effects, secondary deuterium kinetic isotope effect; various buffers; | |
With hydrogenchloride |
Conditions | Yield |
---|---|
With sodium hydroxide; palladium; isopropyl alcohol at 50 - 60℃; und Behandeln der abgekuehlten Reaktionsloesung mit wss.Salzsaeure; | |
Multi-step reaction with 2 steps 1.1: sodium dodecylbenzenesulfonate; 0.8wt% Pd/C; hydrogen; sodium hydroxide; [1,4]naphthoquinone / ethanol / 30 °C / 4500.45 Torr / Autoclave 2.1: hydrogenchloride / water / 2 h / 30 - 90 °C 2.2: pH 9 - 10 View Scheme |
2,2'-dimethoxyazobenzene
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
Conditions | Yield |
---|---|
With hydrogenchloride; iodine; sulphurous acid |
2,2'-dimethoxyazoxybenzene
A
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
B
2-methoxy-phenylamine
3,3',3'',3'''-tetramethoxy-4',4'''-azo-bis-biphenyl-4-ylamine
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
hydrogenchloride
iodine
sulphurous acid
2,2'-dimethoxyazobenzene
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
2-methoxy-phenylamine
A
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
B
2,2'-dimethoxyazobenzene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 3h; Electrolysis; |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
4,4’-dibromo-3,3’-dimethoxy-1,1‘-biphenyl
Conditions | Yield |
---|---|
With hydrogenchloride; tert.-butylnitrite; hydrogen bromide In acetonitrile at 65℃; | 98% |
With hydrogen bromide; copper(I) bromide; sodium nitrite In water; acetonitrile Sandmeyer Reaction; Inert atmosphere; Schlenk technique; | 96% |
With hydrogen bromide; copper(I) bromide; sodium nitrite In acetonitrile Sandmeyer Reaction; | 96% |
Conditions | Yield |
---|---|
Microwave irradiation; Green chemistry; | 98% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
3-phenylnorbornadiene-2-carbonyl chloride
Conditions | Yield |
---|---|
With triethylamine In 1,4-dioxane for 0.166667h; Heating; | 95% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
1,1′-bis(2,4-dinitrophenyl)-[4,4′-bipyridine]-1,1′-diium chloride
Conditions | Yield |
---|---|
In methanol; water for 72h; Reflux; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
In acetic acid Reflux; | 93% |
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 1h; Stage #2: 3-diethylaminophenol In water at 0 - 5℃; for 2h; pH=5-6; | 90.6% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
chloroacetyl chloride
N,N'-(3,3'-dimethoxybiphenyl-4,4'-diyl)bis(2-chloroacetamide)
Conditions | Yield |
---|---|
With sodium hydroxide In water at 20℃; for 4h; Inert atmosphere; | 90% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
salicylaldehyde
N,N'-disalicylidene-3,3'-dimethoxybenzidine
Conditions | Yield |
---|---|
In ethanol for 2h; Reflux; | 87.3% |
With ethanol | |
In methanol |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
1-amino-4-chloroanthraquinone
1-amino-4-(4'-amino-2,3'-dimethoxybiphenylylamino)anthraquinone
Conditions | Yield |
---|---|
With aluminium trichloride In nitrobenzene Ambient temperature; | 86% |
phosgene
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
3,3'-dimethoxy-4,4'-biphenylene diisocyanate
Conditions | Yield |
---|---|
In various solvent(s) for 1.5h; Condensation; Heating; | 85% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
2-hydroxynaphthalene-1-carbaldehyde
C36H28N2O4
Conditions | Yield |
---|---|
With acetic acid In N,N-dimethyl-formamide at 90℃; for 6h; | 85% |
thiophene-2-carbaldehyde benzothiazol-2-yl-hydrazone
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
bis-1-(2-methoxyphenyl)-3-thiothenyl-5-(benzthiazole-2-yl)formazane
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With hydrogenchloride; sodium nitrite In water Stage #2: thiophene-2-carbaldehyde benzothiazol-2-yl-hydrazone In water; N,N-dimethyl-formamide | 81% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride
Conditions | Yield |
---|---|
In N,N-dimethyl acetamide; water at 95℃; for 120h; | 80% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With sodium nitrite In sulfuric acid; acetic acid; acetonitrile at -5 - 80℃; for 0.5h; Stage #2: With potassium iodide In water at 30 - 40℃; for 2.5h; | 79.54% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
4,4'-diiodo-3,3'-dimethoxylbiphenyl
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With sodium nitrite In sulfuric acid; acetic acid; acetonitrile at -5 - 80℃; for 0.5h; Stage #2: With potassium iodide In water at 30 - 40℃; for 2.5h; | 79.39% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
furaldehyde benzthiazolyl-2-hydrazone
bis-1-(2-methoxyphenyl)-3-furyl-5-(benzthiazole-2-yl)formazane
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With hydrogenchloride; sodium nitrite In water Stage #2: furaldehyde benzthiazolyl-2-hydrazone In water; N,N-dimethyl-formamide | 79% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
4,4'-dichloro-3,3'-dimethoxybiphenyl
Conditions | Yield |
---|---|
Stage #1: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine With sodium nitrite In sulfuric acid; acetic acid; acetonitrile at -5 - 80℃; for 0.5h; Stage #2: With hydrogenchloride; copper(l) chloride In water at 30 - 40℃; for 2.5h; | 78.5% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
Conditions | Yield |
---|---|
With tetra-(n-butyl)ammonium iodide; triethylamine In tetrahydrofuran at 20℃; for 6h; | 78% |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 20℃; Mannich Aminomethylation; | 78% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
Conditions | Yield |
---|---|
In methanol Heating; | 77% |
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
Conditions | Yield |
---|---|
With barium carbonate In acetonitrile | 75% |
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