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Dayang Chem (Hangzhou) Co.,Ltd.

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

3,3'-Dimethoxybenzidine Manufacturer/High quality/Best price/In stock

Cas:119-90-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

he 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

o-Dianisidine

Cas:119-90-4

Min.Order:1 Kilogram

Negotiable

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

o-Dianisidine

Cas:119-90-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

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

3,3'-DIMETHOXY BENZIDINE

Cas:119-90-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

3,3'-DIMETHOXYBENZIDINE

Cas:119-90-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

[1,1'-Biphenyl]-4,4'-diamine,3,3'-dimethoxy-

Cas:119-90-4

Min.Order:0

Negotiable

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

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product 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,

o-Dianisidine

Cas:119-90-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Manufacturers

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

o-Dianisidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

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

O-Dianisidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

factory supply CAS 119-90-4 with competitive price

Cas:119-90-4

Min.Order:1 Kilogram

FOB Price: $112.0

Type:Trading Company

inquiry

Antimex Chemical Limied

Ansciep 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

o-Dianisidine

Cas:119-90-4

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

3,3'-Dimethoxybenzidine 119-90-4

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HWRK Chem

in store Package:25g Application:Organic Chemicals

o-Dianisidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

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

4-(4-aminophenyl)-6,6-dimethoxy-1-cyclohexa-1,3-dienamine

Cas:119-90-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

3,3'-DIMETHOXYBENZIDINE Basic information Product Name: 3,3'-DIMETHOXYBENZIDINE

119-90-4 C14H16N2O2 3,3'-DIMETHOXYBENZIDINE

Cas:119-90-4

Min.Order:5 Gram

Negotiable

Type:Trading Company

inquiry

Nanjing Sunsure Chemical Technology Co., Ltd

Nanjing 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

Dimethoxybenzidine 119-90-4 supplier

Cas:119-90-4

Min.Order:1 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Share Chemical Co., Ltd

At 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

o-Dianisidine,

Cas:119-90-4

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Cerametek Materials(ShenZhen)Co., Ltd.

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

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Other

inquiry

Capot Chemical Co., Ltd.

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

4,4&#39-Diamino-3,3&#39-dimethoxybiphenyl

Cas:119-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Run-Biotech Co., Ltd.

Shanghai, 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

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Pure Chemistry Scientific Inc.

3,3'-Dimethoxybenzidine Application:831315

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:1 Gram

FOB Price: $500.0

Type:Trading Company

inquiry

Jiangxi shengwei chemical technology co. LTD

Jiangxi 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

3,3-Dimethoxybenzidine;

Cas:119-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antaeus Bio-technology Co., LTD

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

3,3'-DIMETHOXYBENZIDINE

Cas:119-90-4

Min.Order:0

Negotiable

Type:Other

inquiry

Debye Scientific

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

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd.

The company is supplying production of designs, syntheses and material ligands. Package:25g;5g; Application:Catalytic;adsorption separation;hydrogen storage;drug carrier

3,3'-DIMETHOXYBENZIDINE

Cas:119-90-4

Min.Order:0

Negotiable

Type:Other

inquiry

Langchem

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

3,3'-Dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Changzhou Foreign Trade Corp

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

3,3'-dimethoxybenzidine

Cas:119-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

N,N'-bis-(2-methoxy-phenyl)-hydrazine
787-77-9

N,N'-bis-(2-methoxy-phenyl)-hydrazine

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

Conditions
ConditionsYield
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
2-Nitroanisole
91-23-6

2-Nitroanisole

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

Conditions
ConditionsYield
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
613-55-8, 18978-15-9, 19129-74-9

2,2'-dimethoxyazobenzene

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

Conditions
ConditionsYield
With hydrogenchloride; iodine; sulphurous acid
2,2'-dimethoxyazoxybenzene
13620-57-0

2,2'-dimethoxyazoxybenzene

A

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

B

2-methoxy-phenylamine
90-04-0

2-methoxy-phenylamine

hydrogenchloride
7647-01-0

hydrogenchloride

N,N'-bis-(2-methoxy-phenyl)-hydrazine
787-77-9

N,N'-bis-(2-methoxy-phenyl)-hydrazine

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

3,3',3'',3'''-tetramethoxy-4',4'''-azo-bis-biphenyl-4-ylamine
14446-33-4

3,3',3'',3'''-tetramethoxy-4',4'''-azo-bis-biphenyl-4-ylamine

tin dichloride

tin dichloride

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

hydrogenchloride
7647-01-0

hydrogenchloride

iodine
7553-56-2

iodine

sulphurous acid
7782-99-2

sulphurous acid

2,2'-dimethoxyazobenzene
613-55-8, 18978-15-9, 19129-74-9

2,2'-dimethoxyazobenzene

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

2-methoxy-phenylamine
90-04-0

2-methoxy-phenylamine

A

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

B

2,2'-dimethoxyazobenzene
613-55-8, 18978-15-9, 19129-74-9

2,2'-dimethoxyazobenzene

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 3h; Electrolysis;
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

4,4’-dibromo-3,3’-dimethoxy-1,1‘-biphenyl
6161-47-3

4,4’-dibromo-3,3’-dimethoxy-1,1‘-biphenyl

Conditions
ConditionsYield
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%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

2,4-Dihydroxybenzaldehyde
95-01-2

2,4-Dihydroxybenzaldehyde

N,N'-bis-(2,4-dihydroxybenzylidene)-3,3'-dimethoxybenzidine

N,N'-bis-(2,4-dihydroxybenzylidene)-3,3'-dimethoxybenzidine

Conditions
ConditionsYield
Microwave irradiation; Green chemistry;98%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

3-phenylnorbornadiene-2-carbonyl chloride
158198-05-1

3-phenylnorbornadiene-2-carbonyl chloride

C42H36N2O4

C42H36N2O4

Conditions
ConditionsYield
With triethylamine In 1,4-dioxane for 0.166667h; Heating;95%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

1,1′-bis(2,4-dinitrophenyl)-[4,4′-bipyridine]-1,1′-diium chloride
41168-79-0

1,1′-bis(2,4-dinitrophenyl)-[4,4′-bipyridine]-1,1′-diium chloride

1,1'-bis(4′-amino-3,3′-dimethoxy-[1,1′-biphenyl]-4-yl)-[4,4′-bipyridine]-1,1′-diium chloride

1,1'-bis(4′-amino-3,3′-dimethoxy-[1,1′-biphenyl]-4-yl)-[4,4′-bipyridine]-1,1′-diium chloride

Conditions
ConditionsYield
In methanol; water for 72h; Reflux; Inert atmosphere;95%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

C34H30N4O2

C34H30N4O2

C48H40N4O4

C48H40N4O4

Conditions
ConditionsYield
In acetic acid Reflux;93%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

3-diethylaminophenol
91-68-9

3-diethylaminophenol

C34H40N6O4

C34H40N6O4

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

chloroacetyl chloride
79-04-9

chloroacetyl chloride

N,N'-(3,3'-dimethoxybiphenyl-4,4'-diyl)bis(2-chloroacetamide)
2810-43-7

N,N'-(3,3'-dimethoxybiphenyl-4,4'-diyl)bis(2-chloroacetamide)

Conditions
ConditionsYield
With sodium hydroxide In water at 20℃; for 4h; Inert atmosphere;90%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

salicylaldehyde
90-02-8

salicylaldehyde

N,N'-disalicylidene-3,3'-dimethoxybenzidine
5314-38-5

N,N'-disalicylidene-3,3'-dimethoxybenzidine

Conditions
ConditionsYield
In ethanol for 2h; Reflux;87.3%
With ethanol
In methanol
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

1-amino-4-chloroanthraquinone
2872-47-1

1-amino-4-chloroanthraquinone

1-amino-4-(4'-amino-2,3'-dimethoxybiphenylylamino)anthraquinone
88653-21-8

1-amino-4-(4'-amino-2,3'-dimethoxybiphenylylamino)anthraquinone

Conditions
ConditionsYield
With aluminium trichloride In nitrobenzene Ambient temperature;86%
phosgene
75-44-5

phosgene

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

3,3'-dimethoxy-4,4'-biphenylene diisocyanate
91-93-0

3,3'-dimethoxy-4,4'-biphenylene diisocyanate

Conditions
ConditionsYield
In various solvent(s) for 1.5h; Condensation; Heating;85%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

2-hydroxynaphthalene-1-carbaldehyde
708-06-5

2-hydroxynaphthalene-1-carbaldehyde

C36H28N2O4
16196-98-8

C36H28N2O4

Conditions
ConditionsYield
With acetic acid In N,N-dimethyl-formamide at 90℃; for 6h;85%
thiophene-2-carbaldehyde benzothiazol-2-yl-hydrazone
31350-09-1

thiophene-2-carbaldehyde benzothiazol-2-yl-hydrazone

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

bis-1-(2-methoxyphenyl)-3-thiothenyl-5-(benzthiazole-2-yl)formazane
1268834-71-4

bis-1-(2-methoxyphenyl)-3-thiothenyl-5-(benzthiazole-2-yl)formazane

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride
71190-35-7

1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride

C34H28N4O2(2+)*2Cl(1-)

C34H28N4O2(2+)*2Cl(1-)

Conditions
ConditionsYield
In N,N-dimethyl acetamide; water at 95℃; for 120h;80%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

4,4'-diiodo-3,3'-diethoxylbiphenyl

4,4'-diiodo-3,3'-diethoxylbiphenyl

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

4,4'-diiodo-3,3'-dimethoxylbiphenyl
92160-61-7

4,4'-diiodo-3,3'-dimethoxylbiphenyl

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

furaldehyde benzthiazolyl-2-hydrazone
31350-07-9

furaldehyde benzthiazolyl-2-hydrazone

bis-1-(2-methoxyphenyl)-3-furyl-5-(benzthiazole-2-yl)formazane
1268834-70-3

bis-1-(2-methoxyphenyl)-3-furyl-5-(benzthiazole-2-yl)formazane

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

4,4'-dichloro-3,3'-dimethoxybiphenyl
66175-54-0

4,4'-dichloro-3,3'-dimethoxybiphenyl

Conditions
ConditionsYield
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
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

4β-bromo-4-desoxypodophyllotoxin

4β-bromo-4-desoxypodophyllotoxin

3'',3'''-dimethoxy-N,N'-bis(4β-4-desoxypodophyllotoxin)benzidine

3'',3'''-dimethoxy-N,N'-bis(4β-4-desoxypodophyllotoxin)benzidine

Conditions
ConditionsYield
With tetra-(n-butyl)ammonium iodide; triethylamine In tetrahydrofuran at 20℃; for 6h;78%
methanol
67-56-1

methanol

formaldehyd
50-00-0

formaldehyd

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

N,N'-bis(methoxymethyl)dianisidine

N,N'-bis(methoxymethyl)dianisidine

Conditions
ConditionsYield
With potassium hydroxide In ethanol at 20℃; Mannich Aminomethylation;78%
5,7-diimino-2,5,6,7-tetrahydro-1H-cyclopenta[cd]phenalene

5,7-diimino-2,5,6,7-tetrahydro-1H-cyclopenta[cd]phenalene

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

C44H34N4O2

C44H34N4O2

Conditions
ConditionsYield
In methanol Heating;77%
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine
119-90-4

3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

(5R,5aS,8aR,9R)-9-(4-Hydroxy-3,5-dimethoxy-phenyl)-5-iodo-5,5a,8a,9-tetrahydro-1,3,6-trioxa-dicyclopenta[b,g]naphthalen-8-one

(5R,5aS,8aR,9R)-9-(4-Hydroxy-3,5-dimethoxy-phenyl)-5-iodo-5,5a,8a,9-tetrahydro-1,3,6-trioxa-dicyclopenta[b,g]naphthalen-8-one

3'',3'''-dimethoxy-N,N'-bis(4'-O-demethyl-4β-4-desoxypodophyllotoxin)benzidine

3'',3'''-dimethoxy-N,N'-bis(4'-O-demethyl-4β-4-desoxypodophyllotoxin)benzidine

Conditions
ConditionsYield
With barium carbonate In acetonitrile75%

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