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Yuan Shi(SuQian)Biotechnology Co.,Ltd

Our company was built in 2008 with an ISO certificate.In the past 8 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Abbott laboratories, Siemens, and so on.Our main busi

3,3'5,5’-Tetramethylbenzidine (TMB) CAS#54827-17-7

Cas:54827-17-7

Min.Order:1 Metric Ton

FOB Price: $1000.0 / 1500.0

Type:Manufacturers

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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 purity 3,3',5,5'-Tetramethylbenzidine TMB

Cas:54827-17-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

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 quality organic intermediates, steroids, pharmaceutical i

3,3,5',5'-Tetramethylbenzidine

Cas:54827-17-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Tetramethylbenzidine Manufacturer/High quality/Best price/In stock

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White to light yellow crystalline powder Complies Assay 99.0%min

High purity 3,3',5,5'-Tetramethylbenzidine TMB with high quality and best price cas:54827-17-7

Cas:54827-17-7

Min.Order:1 Gram

FOB Price: $1.5 / 2.0

Type:Manufacturers

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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 3,3',5,5'-Tetramethylbenzidine(Tmb) supplier in China

Cas:54827-17-7

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

dentification Name Tetramethylbenzidine Synonyms 3,3',5,5'-Tetramethylbenzidine; TMB Quick Molecular Structure

CAS: 54827-17-7 TMB Quick low price

Cas:54827-17-7

Min.Order:1 Kilogram

Negotiable

Type:Other

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Jinan Finer Chemical Co., Ltd

Product description: Product name Tetramethylbenzidine CAS number 54827-17-7 Assay ≥99% Appearance White or off-white crystalline powder Capacity 200mt/year Application For p

Tetramethylbenzidine

Cas:54827-17-7

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

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Wuhan Fortuna Chemical Co.,Ltd

High purity Tetramethylbenzidine (TMB) CAS 54827-17-7 by manufacturer Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed

High purity Tetramethylbenzidine (TMB) CAS 54827-17-7 by manufacturer

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

Good quality Good price Promptly delivery Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:intermediate Transportation:Ac

54827-17-7C16H20N2

Cas:54827-17-7

Min.Order:1 Kilogram

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 3,3',5,5'-Tetramethylbenzidine(Tmb)

Cas:54827-17-7

Min.Order:1

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Quality 99% Tetramethylbenzidine 54827-17-7 GMP manufacturer

Cas:54827-17-7

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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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

3,3',5,5'-Tetramethylbenzidine

Cas:54827-17-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

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 Scientific and so on.

TMB QUICK, for ELISA, liquid substrate

Cas:54827-17-7

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

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Leader Biochemical Group

About Product Details Item Specification Test Results Appearance White crystalline powder Conform

China Largest Manufacturer Supply High Quality Tetramethylbenzidine CAS 54827-17-7

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $1.0 / 5.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

3,3',5,5'-Tetramethylbenzidine

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

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

Manufacturer supply CAS 54827-17-7 with best quality

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Hot Sell Factory Supply Raw Material CAS 54827-17-7 ,3,3',5,5'-Tetramethylbenzidine

Cas:54827-17-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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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 email in time prod

Tetramethylbenzidine

Cas:54827-17-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Sinotech Import&Export Corporation

Name: 3,3',5,5'-Tetramethylbenzidine(TMB)(Biological level) Molecular formula:C16H20N2 Molecular wt:240.35 Appearance:white crystal powder Storage:Store in cool and dry place, away from sun light. Package:25kg Application: safe color primary

3,3',5,5'-Tetramethylbenzidine CAS:54827-17-7

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White crystal powder Storage:R.T Package:25kg/drum Application:Chrogenic reagent Transportation:Express/Sea/Air Port:Any port in China

99% Tetramethylbenzidine Factory Producer

Cas:54827-17-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry pla

High quality Tetramethylbenzidine CAS 54827-17-7

Cas:54827-17-7

Min.Order:100 Gram

Negotiable

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

Tetramethylbenzidine 54827-17-7

Cas:54827-17-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

Tetramethylbenzidine

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $76.0 / 85.0

Type:Trading Company

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

3355TMB CAS NO.54827-17-7 CAS NO.54827-17-7

Cas:54827-17-7

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

inquiry

Wuhan Wonda Pharm Limited

1.High Quality: Quality is life. Quality is the most important element for all goods. We have a lab doing research in Wuhan China and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers

Tetramethylbenzidine / TMB CAS 54827-17-7

Cas:54827-17-7

Min.Order:1 Gram

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.:54827-17-7

Cas:54827-17-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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ShangHai Soyoung Biotechnology Inc

Shanghai SOYOUNG onsite assessment conducted by Bureau Veritas commissioned at June 2018. Assessed Supplier of Shanghai SOYOUNG is a faithful and professional supplier of health raw materials in pharmacy, food, cosmetic and other fields for many ye

TMB 54827-17-7

Cas:54827-17-7

Min.Order:1 Kilogram

FOB Price: $3190.0

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

Tetramethylbenzidine

Cas:54827-17-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Triumph International Development Limilted

Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By Se

Tetramethylbenzidine 54827-17-7

Cas:54827-17-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

1,2-Bis(2,4-dimethylphenyl)diazene
29418-31-3

1,2-Bis(2,4-dimethylphenyl)diazene

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With hydrogenchloride; zinc In water; ethyl acetate at 20℃; Benzidine Rearrangement;96%
With ammonium chloride; zinc In methanol; water at 20℃; for 6h; Reflux;85 g
4-chloro-2,6-dimethylaniline
24596-18-7

4-chloro-2,6-dimethylaniline

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With carbon dioxide; aluminium; 1-butyl-3-methylimidazolium trifluoromethanesulfonimide at 45℃; under 116262 Torr; for 10h; Ullmann reaction;93%
With 4-(3'-butyl-1'-imidazolio)-1-butanesulfonic acid hydrogen sulfate; aluminium In carbon dioxide at 45℃; under 116262 Torr; for 10h; Ullmann reaction; Supercritical conditions;91%
3,3’,5,5’-tetramethylbenzidine dihydrochloride

3,3’,5,5’-tetramethylbenzidine dihydrochloride

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With sodium hydroxide In methanol at 50℃; for 1h; Inert atmosphere;72.4%
2-methylindole-3-carboxaldehyde 2,6-dimethylphenylhydrazone
80387-68-4

2-methylindole-3-carboxaldehyde 2,6-dimethylphenylhydrazone

A

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

B

3-(4-amino-3,5-dimethylphenyl)-2-methylindole
80387-72-0

3-(4-amino-3,5-dimethylphenyl)-2-methylindole

C

2,6-dimethylaniline
87-62-7

2,6-dimethylaniline

Conditions
ConditionsYield
With PPA; Polyphosphoric acid (PPA) at 100℃; for 0.5h;A 1.85 g
B 2.53 g
C 0.77 g
(2,6-dimethylphenyl)hydrazine
603-77-0

(2,6-dimethylphenyl)hydrazine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 51 percent / traces of AcOH / 0.75 h / 140 - 150 °C
2: 1.85 g / polyphosphoric acid (PPA) / 0.5 h / 100 °C
View Scheme
4-bromo-2,6-dimethylphenylamine
24596-19-8

4-bromo-2,6-dimethylphenylamine

A

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

B

2,6-dimethylaniline
87-62-7

2,6-dimethylaniline

Conditions
ConditionsYield
With sodium formate; cetyltrimethylammonim bromide; palladium on charcoal In waterA 7.7 parts (63.3%)
B n/a
3,3',5,5'-tetramethylbenzidine diimine

3,3',5,5'-tetramethylbenzidine diimine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With uric Acid In aq. acetate buffer at 30℃; for 0.416667h; pH=4.4;
2,6-dimethylaniline
87-62-7

2,6-dimethylaniline

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: N-Bromosuccinimide / N,N-dimethyl-formamide / 2 h / 0 - 20 °C
2: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate / 1,4-dioxane / 16 h / 75 °C / Inert atmosphere
View Scheme
Multi-step reaction with 3 steps
1: N-Bromosuccinimide / N,N-dimethyl-formamide / 2 h / 0 - 20 °C
2: potassium acetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / water; 1,4-dioxane / 15 h / 80 °C / Inert atmosphere
3: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate / 1,4-dioxane / 16 h / 75 °C / Inert atmosphere
View Scheme
Multi-step reaction with 5 steps
1: sodium tungstate (VI) dihydrate; dihydrogen peroxide / diethyl ether; water / 9 h / 20 - 30 °C
2: sodium thiosulfate; sodium hydrogen sulfide / methanol / 2.5 h / 20 - 75 °C
3: sulfuric acid / chlorobenzene / 3 h / 20 - 40 °C
4: hydrazine hydrate; hydrogenchloride; pyrographite / water / 2.5 h / 100 °C
5: sodium hydroxide / methanol / 1 h / 50 °C / Inert atmosphere
View Scheme
4-bromo-2,6-dimethylphenylamine
24596-19-8

4-bromo-2,6-dimethylphenylamine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium acetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / water; 1,4-dioxane / 15 h / 80 °C / Inert atmosphere
2: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate / 1,4-dioxane / 16 h / 75 °C / Inert atmosphere
View Scheme
2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline
1004761-68-5

2,6-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline

4-bromo-2,6-dimethylphenylamine
24596-19-8

4-bromo-2,6-dimethylphenylamine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate In 1,4-dioxane at 75℃; for 16h; Inert atmosphere;210 g
2,2′,6,6′-tetramethylazobenzene-N,N'-dioxide

2,2′,6,6′-tetramethylazobenzene-N,N'-dioxide

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium thiosulfate; sodium hydrogen sulfide / methanol / 2.5 h / 20 - 75 °C
2: sulfuric acid / chlorobenzene / 3 h / 20 - 40 °C
3: hydrazine hydrate; hydrogenchloride; pyrographite / water / 2.5 h / 100 °C
4: sodium hydroxide / methanol / 1 h / 50 °C / Inert atmosphere
View Scheme
2,2′,6,6′-(tetramethyldiphenyl)hydrazine
63615-06-5

2,2′,6,6′-(tetramethyldiphenyl)hydrazine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sulfuric acid / chlorobenzene / 3 h / 20 - 40 °C
2: hydrazine hydrate; hydrogenchloride; pyrographite / water / 2.5 h / 100 °C
3: sodium hydroxide / methanol / 1 h / 50 °C / Inert atmosphere
View Scheme
C30H28N2O2

C30H28N2O2

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With water In N,N-dimethyl-formamide pH=1.8;
C30H28N2

C30H28N2

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With water In N,N-dimethyl-formamide pH=1.8;
oxo-(2,4,6-trimethylphenylamino)acetyl chloride
868961-34-6

oxo-(2,4,6-trimethylphenylamino)acetyl chloride

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

C38H42N4O4
1071505-64-0

C38H42N4O4

Conditions
ConditionsYield
In tetrahydrofuran96%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

5-dodecyloxy-2-hydroxyterephthaldehyde
376368-24-0

5-dodecyloxy-2-hydroxyterephthaldehyde

polymer; monomers: 5-dodecyloxy-2-hydroxyterephthaldehyde; 3,3\,,5,5\-tetramethylbenzidine

polymer; monomers: 5-dodecyloxy-2-hydroxyterephthaldehyde; 3,3\,,5,5\-tetramethylbenzidine

Conditions
ConditionsYield
With lithium chloride In 1-methyl-pyrrolidin-2-one; N,N,N,N,N,N-hexamethylphosphoric triamide at 20℃; for 24h;92%
phosgene
75-44-5

phosgene

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

3,3',5,5'-tetramethylbiphenyl-4,4'-diisocyanate

3,3',5,5'-tetramethylbiphenyl-4,4'-diisocyanate

Conditions
ConditionsYield
In various solvent(s) for 0.5h; Condensation; Heating;90%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

1,1'-Thiocarbonyldi-2(1H)-pyridone
102368-13-8

1,1'-Thiocarbonyldi-2(1H)-pyridone

4,4'-diisothiocyanato-3,5,3',5'-tetramethyl-biphenyl

4,4'-diisothiocyanato-3,5,3',5'-tetramethyl-biphenyl

Conditions
ConditionsYield
In dichloromethane at 20℃; Substitution;88%
2-isothiocyanato-6-methylpyridine

2-isothiocyanato-6-methylpyridine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(6-methylpyridin-2-yl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(6-methylpyridin-2-yl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;85%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
With hydrogenchloride In water; ethyl acetate for 0.5h; Solvent;85%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

3,3',5,5'-tetramethylbenzidinochinon-diimoniumperchlorat

3,3',5,5'-tetramethylbenzidinochinon-diimoniumperchlorat

Conditions
ConditionsYield
With potassium dichromate; perchloric acid; acetic acid In water84.3%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

3,3',5,5'-tetramethylbenzidine-d16

3,3',5,5'-tetramethylbenzidine-d16

Conditions
ConditionsYield
With water-d2; platinum on carbon at 180℃; for 24h; Product distribution / selectivity;82%
With hydrogen; water-d2; palladium on activated charcoal; 10% palladium on active carbon; platinum on carbon In water-d2 at 180℃; for 24h;54%
With water-d2; platinum on carbon; palladium 10% on activated carbon at 180℃; for 24h; Product distribution / selectivity;54%
With hydrogen; water-d2; palladium on activated charcoal; platinum on activated charcoal at 180℃; for 24h;
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

(1R,3R,8R,10R)-2,2,9,9-tetramethyl-3,4,7,8,9,10-hexahydro-1H-1,3:8,10-dimethanocyclopenta[1,2-b:5,4-b']diquinolin-12(2H)-one

(1R,3R,8R,10R)-2,2,9,9-tetramethyl-3,4,7,8,9,10-hexahydro-1H-1,3:8,10-dimethanocyclopenta[1,2-b:5,4-b']diquinolin-12(2H)-one

3,3',5,5'-tetramethyl-N4,N4'-bis((1R,3R,8R,10R)-2,2,9,9-tetramethyl-3,4,7,8,9,10-hexahydro-1H-1,3:8,10-dimethanocyclopenta[1,2-b:5,4-b']diquinolin-12(2H)-ylidene)-[1,1'-biphenyl]-4,4'-diamine

3,3',5,5'-tetramethyl-N4,N4'-bis((1R,3R,8R,10R)-2,2,9,9-tetramethyl-3,4,7,8,9,10-hexahydro-1H-1,3:8,10-dimethanocyclopenta[1,2-b:5,4-b']diquinolin-12(2H)-ylidene)-[1,1'-biphenyl]-4,4'-diamine

Conditions
ConditionsYield
With pyridine; titanium tetrachloride In tetrahydrofuran at 25℃; for 48h; Reagent/catalyst; Temperature;82%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

4-Methoxyphenyl isothiocyanate
2284-20-0

4-Methoxyphenyl isothiocyanate

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-methoxyphenyl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-methoxyphenyl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;78%
tetrakis(dimethylamido)titanium(IV)

tetrakis(dimethylamido)titanium(IV)

chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

[(Me2NH)2TiCl2(3,3',5,5'-tetramethyl-1,1'-biphenyl-4,4'-diimido)TiCl2(NHMe2)]
950993-23-4

[(Me2NH)2TiCl2(3,3',5,5'-tetramethyl-1,1'-biphenyl-4,4'-diimido)TiCl2(NHMe2)]

Conditions
ConditionsYield
In toluene under Ar, Schlenk techniques; diamine added to soln. of Ti compd. in toluene at room temp. (molar ratio = 1:1), about 8 equiv. of Me3SiCl added at room temp., mixt. stirred at room temp. overnight; crystd. (without or on addn. of pentane) or evapn. of soln., solid washed with pentane, dried under vac., recrystd. from toluene/pentane; elem. anal.;77%
(3,4,5-trimethoxyphenyl)isothiocyanate
35967-24-9

(3,4,5-trimethoxyphenyl)isothiocyanate

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(3,4,5-trimethoxyphenyl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(3,4,5-trimethoxyphenyl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;75%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

p-butylphenyl isothiocyanate
23165-44-8

p-butylphenyl isothiocyanate

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-butylphenyl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-butylphenyl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;75%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

4-Chlorophenyl isothiocyanate
2131-55-7

4-Chlorophenyl isothiocyanate

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-chlorophenyl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-chlorophenyl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;75%
2,3-dihydroxybenzaldehyde
24677-78-9

2,3-dihydroxybenzaldehyde

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

C30H28N2O4

C30H28N2O4

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene Heating;72%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

salicylaldehyde
90-02-8

salicylaldehyde

C30H28N2O2

C30H28N2O2

Conditions
ConditionsYield
In methanol at 70℃; for 3h; Inert atmosphere;70%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

benzaldehyde
100-52-7

benzaldehyde

C30H28N2

C30H28N2

Conditions
ConditionsYield
In methanol at 70℃; for 3h; Inert atmosphere;70%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

1-isothiocyanatonaphthalene
551-06-4

1-isothiocyanatonaphthalene

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(naphthalen-1-yl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(naphthalen-1-yl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;70%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

p-nitrophenyl isothiocyanate
2131-61-5

p-nitrophenyl isothiocyanate

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-nitrophenyl)thiourea)

1,1'-(3,3',5,5'-tetramethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-(4-nitrophenyl)thiourea)

Conditions
ConditionsYield
In methanol at 20℃;68%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

3,5,3',5'-tetramethyl-N,N-bis(pyridin-2-ylmethylene)biphenyl-4,4'-diamine

3,5,3',5'-tetramethyl-N,N-bis(pyridin-2-ylmethylene)biphenyl-4,4'-diamine

Conditions
ConditionsYield
In ethanol Heating / reflux;62%
3-pyridinecarboxaldehyde
500-22-1

3-pyridinecarboxaldehyde

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

(1E,1′E)-N,N′-(3,3′,5,5′-tetramethyl-[1,1′-biphenyl]-4,4′-diyl)bis(1-(pyridin-3-yl)methanimine)

(1E,1′E)-N,N′-(3,3′,5,5′-tetramethyl-[1,1′-biphenyl]-4,4′-diyl)bis(1-(pyridin-3-yl)methanimine)

Conditions
ConditionsYield
With formic acid In ethanol; dichloromethane at 20℃;62%
oxodichloro-bis-diethyldithiocarbamato molybdenum(VI)
57146-54-0

oxodichloro-bis-diethyldithiocarbamato molybdenum(VI)

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

Conditions
ConditionsYield
In methanol (N2); stirring (25°C, 10 h); filtn., solvent removal, washing (light petroleum, Et2O);56%
anthracenylmethyl chloride
24463-19-2

anthracenylmethyl chloride

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

3,3',5,5'-tetramethyl-N-(9-anthrylmethyl)benzidine

3,3',5,5'-tetramethyl-N-(9-anthrylmethyl)benzidine

Conditions
ConditionsYield
With triethylamine In toluene Heating;55%
2-acetyl-6-[1-((2,6-dimethylphenyl)imino)ethyl]pyridine
395656-36-7

2-acetyl-6-[1-((2,6-dimethylphenyl)imino)ethyl]pyridine

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

N,N'-bis(1-(6-(1-(2,6-dimethylphenylimino)ethyl)pyridin-2-yl)ethylidene)-3,5,3',5'-tetramethylbenzidine
1574293-42-7

N,N'-bis(1-(6-(1-(2,6-dimethylphenylimino)ethyl)pyridin-2-yl)ethylidene)-3,5,3',5'-tetramethylbenzidine

Conditions
ConditionsYield
With p-toluene sulfinic acid In toluene for 24h; Reflux;49.3%
3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

p-dimethylaminocinnamaldehyde
6203-18-5

p-dimethylaminocinnamaldehyde

(E)-N-((E)-3-(4-(dimethylamino)phenyl)allylidene)-4-(4-((E)-((E)-3-(4-(dimethylamino)phenyl)allylidene)amino)-3,5-dimethylphenyl)-2,6-dimethylphenyl-1-amine
1193110-70-1

(E)-N-((E)-3-(4-(dimethylamino)phenyl)allylidene)-4-(4-((E)-((E)-3-(4-(dimethylamino)phenyl)allylidene)amino)-3,5-dimethylphenyl)-2,6-dimethylphenyl-1-amine

Conditions
ConditionsYield
In ethanol at 90℃; for 12h; Inert atmosphere;48%
3-(4-dimethylamino-phenyl)-propenal
20432-35-3, 6203-18-5

3-(4-dimethylamino-phenyl)-propenal

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

(E)-N-((E)-3-(4-(dimethylamino)phenyl)allylidene)-4-(4-((E)-((E)-3-(4-(dimethylamino)phenyl)allylidene)amino)-3,5-dimethylphenyl)-2,6-dimethylphenyl-1-amine
1193110-70-1

(E)-N-((E)-3-(4-(dimethylamino)phenyl)allylidene)-4-(4-((E)-((E)-3-(4-(dimethylamino)phenyl)allylidene)amino)-3,5-dimethylphenyl)-2,6-dimethylphenyl-1-amine

Conditions
ConditionsYield
In ethanol at 90℃; for 12h; Inert atmosphere;48%
tert.-butylnitrite
540-80-7

tert.-butylnitrite

3,3',5,5'-tetramethylbenzidine
54827-17-7

3,3',5,5'-tetramethylbenzidine

4,4'-dibromo-3,3',5,5'-tetramethylbiphenyl
144653-01-0

4,4'-dibromo-3,3',5,5'-tetramethylbiphenyl

Conditions
ConditionsYield
In Bromoform; ethyl acetate43%
In Bromoform; ethyl acetate43%

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