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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

1,3-bis-(2,6-Diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene

Cas:244187-81-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermedi

N,N'-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene

Cas:244187-81-3

Min.Order:1 Kilogram

FOB Price: $1.0

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

1,3-Bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Cas:244187-81-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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

Low price CAS 244187-81-3 with high quality products

Cas:244187-81-3

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE CAS:244187-81-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializin

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE CAS:244187-81-3

Cas:244187-81-3

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

2H-Imidazol-2-ylidene,1,3-bis[2,6-bis(1-methylethyl)phenyl]-1,3-dihydro-

Cas:244187-81-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Melting point 213-217 °C storage temp. 20°C

1,3-Bis(2,6-diisopropylphenyl)iMidazol-2-ylidene

Cas:244187-81-3

Min.Order:100 Kilogram

Negotiable

Type:Trading Company

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

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

2H-Imidazol-2-ylidene,1,3-bis[2,6-bis(1-methylethyl)phenyl]-1,3-dihydro-

Cas:244187-81-3

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

1,3-Bis(2,6-di-i-propylphenyl)imidazol-2-ylidene

Cas:244187-81-3

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,

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Tianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationships with ma

TIANFU 244187-81-3 1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Kilogram

FOB Price: $200.0

Type:Lab/Research institutions

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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/1,3-Bis(2,6-di-i-propylphenyl)imidazol-2-ylidene

Cas:244187-81-3

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

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

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

1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene cas no. 244187-81-3 98%

Cas:244187-81-3

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

1,3-bis-(2,6-Diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

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

1,3-Bis(2,6-diisopropylphenyl)iMidazol-2-ylidene

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support ★.Shortest delivery time . Appearance:Refer to COA Storage:Store in dry, cool and ventilated place Package:A

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

2H-Imidazol-2-ylidene,1,3-bis[2,6-bis(1-methylethyl)phenyl]-1,3-dihydro-

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE Application:1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Other

inquiry

Chemsigma International Co.,Ltd.

bulk productionChemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical manufacturing for overseas customers, in the field of API, pharmaceutical intermediates, chemical intermediates, fine chem

1,3-Bis(2,6-diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:Powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary and sec

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

1,3-BIS(2,6-DI-I-PROPYLPHENYL)IMIDAZOL-2-YLIDENE

Cas:244187-81-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazole trafluoroborate

1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazole trafluoroborate

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 6h;97%
With potassium tert-butylate In tetrahydrofuran at 20℃; for 4h;96.5%
With potassium tert-butylate; sodium hydride In tetrahydrofuran for 12h; Schlenk technique; Inert atmosphere;78%
1,3-bis[2,6-diisopropylphenyl]imidazolium chloride
250285-32-6

1,3-bis[2,6-diisopropylphenyl]imidazolium chloride

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With [Fe(η5-cyclopentadienyl)(η-benzene)]; oxygen In tetrahydrofuran-d8 at 20℃; for 0.0166667h;95%
With potassium tert-butylate In tetrahydrofuran at 20℃; for 3.5h; Inert atmosphere;93%
With potassium tert-butylate In tetrahydrofuran for 4h; Glovebox;90%
1,3-bis[2,6-bis(1-methylethyl)phenyl]-1,3-dihydro-2H-imidazol-2-ylidene monohydrochloride

1,3-bis[2,6-bis(1-methylethyl)phenyl]-1,3-dihydro-2H-imidazol-2-ylidene monohydrochloride

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With potassium tert-butylate90%
With potassium tert-butylate In tetrahydrofuran at 20℃; for 5h; Inert atmosphere; Schlenk technique;
N,N-bis(2,6-diisopropylphenyl)-2,4-diphenylimidazol-5-ylidene-1-ium
1201311-20-7

N,N-bis(2,6-diisopropylphenyl)-2,4-diphenylimidazol-5-ylidene-1-ium

1,3-bis(2,6-diisopropylphenyl)-2-benzoylimidazolium chloride
1228185-08-7

1,3-bis(2,6-diisopropylphenyl)-2-benzoylimidazolium chloride

A

C46H49N2O(1+)*Cl(1-)
1228185-25-8

C46H49N2O(1+)*Cl(1-)

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 0.5h; Inert atmosphere;A 73%
B n/a
N,N′-bis(2,6-diisopropylphenyl)imidazol-2-ylidene hydrochloride

N,N′-bis(2,6-diisopropylphenyl)imidazol-2-ylidene hydrochloride

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With potassium tert-butylate; sodium hydride In tetrahydrofuran for 16h;68%
With potassium tert-butylate Schlenk technique; Inert atmosphere;
2,6-diisopropylbenzenamine
24544-04-5

2,6-diisopropylbenzenamine

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 77.5 percent / formic acid / ethanol; H2O / 48 h
2.1: toluene / 100 °C
2.2: 47 percent / HCl / toluene; dioxane / 5 h / 70 °C
3.1: 79 percent / KOt-Bu / tetrahydrofuran / 4 h / 20 °C
View Scheme
Multi-step reaction with 3 steps
1: 90 percent / propan-1-ol; H2O / 1 h / 70 °C
2: 47 percent / water / tetrahydrofuran / 16 h / 40 °C
3: 80 percent / KO-t-Bu / tetrahydrofuran / 0.33 h / 20 °C
View Scheme
Multi-step reaction with 3 steps
1: acetic acid / water; methanol / 50 °C
2: chloro-trimethyl-silane / ethyl acetate / 70 °C
3: potassium tert-butylate / tetrahydrofuran / 3.5 h / 23 °C / Inert atmosphere
View Scheme
(1E,2E)-N1,N2-bis(2,6-diisopropylphenyl)-ethane-1,2-diimine
74663-75-5

(1E,2E)-N1,N2-bis(2,6-diisopropylphenyl)-ethane-1,2-diimine

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: toluene / 100 °C
1.2: 47 percent / HCl / toluene; dioxane / 5 h / 70 °C
2.1: 79 percent / KOt-Bu / tetrahydrofuran / 4 h / 20 °C
View Scheme
1,2-bis(2,6-diisopropylphenylimino)ethane
74663-75-5

1,2-bis(2,6-diisopropylphenylimino)ethane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 47 percent / water / tetrahydrofuran / 16 h / 40 °C
2: 80 percent / KO-t-Bu / tetrahydrofuran / 0.33 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: chloro-trimethyl-silane / ethyl acetate / 70 °C
2: potassium tert-butylate / tetrahydrofuran / 3.5 h / 23 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: chloro-trimethyl-silane / ethyl acetate / 2.75 h / 70 °C
2: potassium tert-butylate / tetrahydrofuran / 3.5 h / 23 °C / Inert atmosphere; Glovebox
View Scheme
Multi-step reaction with 2 steps
1: hydrogenchloride / 1,4-dioxane; tetrahydrofuran / 0 - 20 °C / Inert atmosphere; Schlenk technique
2: potassium tert-butylate / tetrahydrofuran / 0.5 h / Glovebox; Schlenk technique
View Scheme
Multi-step reaction with 2 steps
1: hydrogenchloride / ethyl acetate; 1,4-dioxane
2: potassium tert-butylate / tetrahydrofuran / 4 h / Glovebox
View Scheme
N,N'-bis(2,6-diisopropylphenyl)imidazol-2-ylidene tetrafluoroborate

N,N'-bis(2,6-diisopropylphenyl)imidazol-2-ylidene tetrafluoroborate

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With potassium tert-butylate; sodium hydride In tetrahydrofuran at 20℃; Inert atmosphere;
C27H36N3O

C27H36N3O

A

1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3-dihydro-2H-imidazol-2-one
1060651-05-9

1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3-dihydro-2H-imidazol-2-one

B

nitrogen(II) oxide
10102-43-9

nitrogen(II) oxide

C

dinitrogen monoxide
10024-97-2

dinitrogen monoxide

D

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
at 120℃; for 0.5h; Sealed tube;A 48 %Chromat.
B n/a
C n/a
D 52 %Chromat.
Cp*Co(1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene)

Cp*Co(1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene)

trimethylphosphane
594-09-2

trimethylphosphane

A

(η(5)-C5Me5)Co(PMe3)2

(η(5)-C5Me5)Co(PMe3)2

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In toluene at 65℃; for 16h;
ethene
74-85-1

ethene

Cp*Co(1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene)

Cp*Co(1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene)

A

bis(η2-ethylene)(η5-pentamethylcyclopentadienyl)cobalt(I)

bis(η2-ethylene)(η5-pentamethylcyclopentadienyl)cobalt(I)

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In toluene at 25℃; for 3h; Inert atmosphere;
C54H73N4Si2

C54H73N4Si2

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
at 147℃; Sealed tube; High pressure;95 %Spectr.
formaldehyd
50-00-0

formaldehyd

1,2-bis(2,6-diisopropylphenylimino)ethane
74663-75-5

1,2-bis(2,6-diisopropylphenylimino)ethane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
Stage #1: formaldehyd; 1,2-bis(2,6-diisopropylphenylimino)ethane In toluene at 100℃; for 2h;
Stage #2: With hydrogenchloride In 1,4-dioxane; toluene at 40℃;
Stage #3: With potassium tert-butylate In tetrahydrofuran for 2h;
1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene iodide

1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene iodide

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With potassium tert-butylate Schlenk technique; Inert atmosphere;
C12H9N*C27H36N2

C12H9N*C27H36N2

A

9H-carbazole
86-74-8

9H-carbazole

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In benzene-d6 at 20℃; Equilibrium constant; Thermodynamic data; Inert atmosphere; Glovebox; Schlenk technique;
C27H37N2(1+)*C13H9N2(1-)

C27H37N2(1+)*C13H9N2(1-)

A

2-phenyl-1H-benzoimidazole
716-79-0

2-phenyl-1H-benzoimidazole

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In tetrahydrofuran-d8 at 20℃; Equilibrium constant;
Nb(NMe2)5

Nb(NMe2)5

1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazole trafluoroborate

1,3-bis(2,6-diisopropylphenyl)-4,5-dihydroimidazole trafluoroborate

[(IPr)Nb(=NMe)(NMe2)(μ-F)2(μ-NMe2)NbF2(NMe2)]

[(IPr)Nb(=NMe)(NMe2)(μ-F)2(μ-NMe2)NbF2(NMe2)]

B

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
In tetrahydrofuran at 60℃; for 23h; Schlenk technique; Cooling with liquid nitrogen;
cadmium(II) acetate
543-90-8

cadmium(II) acetate

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With hexamethyldisilathiane In toluene
mercury(II) diacetate
1600-27-7

mercury(II) diacetate

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Conditions
ConditionsYield
With hexamethyldisilathiane In toluene
tetrachlorosilane
10026-04-7, 53609-55-5

tetrachlorosilane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C27H36Cl4N2Si
1070876-61-7

C27H36Cl4N2Si

Conditions
ConditionsYield
In hexane at 20℃;100%
1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C27H36Cl3N2P
1080030-15-4

C27H36Cl3N2P

Conditions
ConditionsYield
With phosphorus trichloride In hexane100%
With phosphorus trichloride
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

1,3-bis(2,6-diisopropylphenyl)-4-trimethylsilylimidazol-2-ylidene
1228185-20-3

1,3-bis(2,6-diisopropylphenyl)-4-trimethylsilylimidazol-2-ylidene

Conditions
ConditionsYield
With sodium 2,2,6,6-tetramethylpiperidide In hexane at 20℃; for 2h; Reagent/catalyst; Inert atmosphere; Schlenk technique;100%
Stage #1: 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene With n-butyllithium In hexane at 20℃; Inert atmosphere;
Stage #2: chloro-trimethyl-silane In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
0.95 g
diisopropopylaminoborane
22092-92-8

diisopropopylaminoborane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C33H52BN3
1456812-40-0

C33H52BN3

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 2h;100%
ZnCp*(C6F5)
1507405-15-3

ZnCp*(C6F5)

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

ZnCp*(C6F5)(IDipp)

ZnCp*(C6F5)(IDipp)

Conditions
ConditionsYield
In toluene for 0.5h; Inert atmosphere;100%
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

2-dimethylvinylsilylbenzaldehyde

2-dimethylvinylsilylbenzaldehyde

C38H50N2NiOSi

C38H50N2NiOSi

Conditions
ConditionsYield
In benzene-d6 at 20℃; for 0.25h; Inert atmosphere;100%
1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C27H34(2)H2N2
1396781-10-4

C27H34(2)H2N2

Conditions
ConditionsYield
With chloroform-d1 at 21℃; Inert atmosphere; Sealed tube;100%
2,2’-(dimethylsilanediyl)dibenzaldehyde

2,2’-(dimethylsilanediyl)dibenzaldehyde

bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C43H52N2NiO2Si

C43H52N2NiO2Si

Conditions
ConditionsYield
In benzene-d6 Inert atmosphere;100%
2-phenyl-1H-benzoimidazole
716-79-0

2-phenyl-1H-benzoimidazole

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C27H37N2(1+)*C13H9N2(1-)

C27H37N2(1+)*C13H9N2(1-)

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 0.25h; Equilibrium constant; Inert atmosphere; Glovebox; Schlenk technique;100%
lithium cyclopentadienide

lithium cyclopentadienide

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C32H41LiN2

C32H41LiN2

Conditions
ConditionsYield
In tetrahydrofuran for 1h; Schlenk technique;100%
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

3-chloroprop-1-ene
107-05-1

3-chloroprop-1-ene

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

(IPr)Ni(π-allyl)Cl

(IPr)Ni(π-allyl)Cl

Conditions
ConditionsYield
In toluene byproducts: cyclooctadiene; toluene soln.;99%
Stage #1: bis(1,5-cyclooctadiene)nickel (0); 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene In toluene at 20℃; for 1h; Glovebox; Inert atmosphere;
Stage #2: 3-chloroprop-1-ene In toluene at 20℃; for 0.25h; Glovebox; Inert atmosphere;
94%
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

C3H5CHNC6H5

C3H5CHNC6H5

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NC6H5)]

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NC6H5)]

Conditions
ConditionsYield
In benzene-d6 at room temp. for 30 min; NMR;99%
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

C3H5CHNCH2CH2N(CH3)2

C3H5CHNCH2CH2N(CH3)2

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NCH2CH2N(CH3)2)]

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NCH2CH2N(CH3)2)]

Conditions
ConditionsYield
In benzene-d6 at room temp. for 1 h; NMR;99%
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

Benzyl-[1-cyclopropyl-meth-(E)-ylidene]-amine
246509-67-1

Benzyl-[1-cyclopropyl-meth-(E)-ylidene]-amine

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NCH2C6H5)]

[(C3H2N2(C6H3(C3H7)2)2)Ni(C4H6NCH2C6H5)]

Conditions
ConditionsYield
In benzene-d6 at room temp. for 30 min; NMR;99%
1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

1,3-bis(2,6-diisopropylphenyl)-1H-imidazole-2(3H)-thione
1311297-12-7

1,3-bis(2,6-diisopropylphenyl)-1H-imidazole-2(3H)-thione

Conditions
ConditionsYield
With sulfur In tetrahydrofuran at 20℃; for 24h;99%
Multi-step reaction with 3 steps
1: sodium t-butanolate / tetrahydrofuran / 2 h / 30 °C / Inert atmosphere
2: tetrahydrofuran / 2 h / Inert atmosphere; Glovebox
3: N,N-dimethylthioformamide; potassium trimethoxy(trifluoromethyl)boranuide / 10 h / 30 °C / Inert atmosphere
View Scheme
With sulfur In (2)H8-toluene at 20℃; for 1h; Inert atmosphere;
With sulfur Inert atmosphere;
phenylsilane
694-53-1

phenylsilane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

1-phenyl-2,5-bis-(2,6-diisopropylphenyl)-3,4-dehydro-2,5-diazasilinane
1402171-53-2

1-phenyl-2,5-bis-(2,6-diisopropylphenyl)-3,4-dehydro-2,5-diazasilinane

Conditions
ConditionsYield
at 160℃; for 5h; Inert atmosphere;99%
isopropylamine borane
13240-38-5

isopropylamine borane

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

A

diisopropopylaminoborane
22092-92-8

diisopropopylaminoborane

B

1,3-bis(2,6-diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene
888854-17-9

1,3-bis(2,6-diisopropylphenyl)-1,3-dihydro-2H-imidazol-2-ylidene

Conditions
ConditionsYield
In toluene for 8h; Inert atmosphere; Schlenk technique;A n/a
B 99%
bis(pentafluorophenyl)zinc toluene adduct (1/1)
363596-50-3, 903499-23-0

bis(pentafluorophenyl)zinc toluene adduct (1/1)

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

[1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]Zn(C6F5)2

[1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]Zn(C6F5)2

Conditions
ConditionsYield
In toluene at -35 - 20℃; Glovebox; Inert atmosphere;99%
tri-p-tolylborane
7297-94-1

tri-p-tolylborane

toluene
108-88-3

toluene

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

[(p-Tol)3B(IDipp)Li*1/2toluene]

[(p-Tol)3B(IDipp)Li*1/2toluene]

Conditions
ConditionsYield
Stage #1: toluene; 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene With n-butyllithium In hexane Schlenk technique;
Stage #2: tri-p-tolylborane In hexane Schlenk technique;
99%
dimethyl 2-methylenepentanedioate
5621-44-3

dimethyl 2-methylenepentanedioate

trifluoroacetic acid
76-05-1

trifluoroacetic acid

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C35H49N2O4(1+)*C2F3O2(1-)
1492055-61-4

C35H49N2O4(1+)*C2F3O2(1-)

Conditions
ConditionsYield
Stage #1: dimethyl 2-methylenepentanedioate; 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene In tetrahydrofuran at 20℃; for 1.5h;
Stage #2: trifluoroacetic acid In tetrahydrofuran
99%
1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

trimethyl gallium
1445-79-0

trimethyl gallium

(1,3-di-diisopropylphenylimidazol-2-ylidene)Ga(methyl)3

(1,3-di-diisopropylphenylimidazol-2-ylidene)Ga(methyl)3

Conditions
ConditionsYield
In toluene at -35 - 20℃; Glovebox; Inert atmosphere;99%
(2-methylallyl)palladium-chloride dimer

(2-methylallyl)palladium-chloride dimer

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

{1,3-bis[2,6-bis(1-methylethyl)phenyl]-2-imidazolidinyl}(chloro)(2-methyl-2-propen-1-yl)palladium

{1,3-bis[2,6-bis(1-methylethyl)phenyl]-2-imidazolidinyl}(chloro)(2-methyl-2-propen-1-yl)palladium

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 2h; Schlenk technique;98%
In dichloromethane under Ar; mixt. of Pd complex and ligand in CH2Cl2 stirred at 20°C for 1 h; concd. in vac.; Et2O added; cooled to -78°C; filtered; ppt. washed with cold ether; dried under vac.;42%
carbon disulfide
75-15-0

carbon disulfide

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

1,3-bis(2,6-diisopropylphenyl)imidazolium-2-dithiocarboxylate
917604-44-5

1,3-bis(2,6-diisopropylphenyl)imidazolium-2-dithiocarboxylate

Conditions
ConditionsYield
In tetrahydrofuran for 0.25h;98%
n-butyllithium
109-72-8, 29786-93-4

n-butyllithium

tris(pentafluorophenyl)borate
1109-15-5

tris(pentafluorophenyl)borate

toluene
108-88-3

toluene

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C45H36BF15N2(1-)*C7H8*Li(1+)

C45H36BF15N2(1-)*C7H8*Li(1+)

Conditions
ConditionsYield
Stage #1: n-butyllithium; 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene In toluene Schlenk technique;
Stage #2: tris(pentafluorophenyl)borate In toluene for 4h; Schlenk technique;
Stage #3: toluene Schlenk technique;
98%
9H-carbazole
86-74-8

9H-carbazole

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C12H9N*C27H36N2

C12H9N*C27H36N2

Conditions
ConditionsYield
In benzene at 20℃; for 0.25h; Equilibrium constant; Thermodynamic data; Solvent; Inert atmosphere; Glovebox; Schlenk technique;98%
Isopropenyl acetate
108-22-5

Isopropenyl acetate

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

{1,3-bis[2,6-di(propan-2-yl)phenyl]-1H-imidazol-3-ium-2-yl} ethenolate

{1,3-bis[2,6-di(propan-2-yl)phenyl]-1H-imidazol-3-ium-2-yl} ethenolate

Conditions
ConditionsYield
In tetrahydrofuran-d8 at 20℃; for 0.5h; Inert atmosphere; Glovebox; Sealed tube;98%
carbon dioxide
124-38-9

carbon dioxide

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

1,3-bis(2,6-diisopropylphenyl)imidazolinium-2-carboxylate

1,3-bis(2,6-diisopropylphenyl)imidazolinium-2-carboxylate

Conditions
ConditionsYield
In diethyl ether at 0℃; under 760.051 Torr; for 0.5h;97%
In diethyl ether at -78℃; under 760 Torr;90%
In diethyl ether at -78 - 20℃; under 760.051 Torr;85%
In tetrahydrofuran under 760.051 Torr;
bis(1,5-cyclooctadiene)nickel (0)
1295-35-8

bis(1,5-cyclooctadiene)nickel (0)

cinnamyl chloride
2687-12-9

cinnamyl chloride

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

[Ni(1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene)(cin)Cl]

[Ni(1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene)(cin)Cl]

Conditions
ConditionsYield
In toluene byproducts: cyclooctadiene; toluene soln.;97%
Stage #1: bis(1,5-cyclooctadiene)nickel (0); cinnamyl chloride With cyclo-octa-1,5-diene at 20℃;
Stage #2: 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene In tetrahydrofuran at 20℃;
81%
pentacarbonyl(1-ethoxy-3-phenylpropyn-1-ylidene)tungsten

pentacarbonyl(1-ethoxy-3-phenylpropyn-1-ylidene)tungsten

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene
244187-81-3

1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene

C43H46N2O6W
1418182-95-2

C43H46N2O6W

Conditions
ConditionsYield
In pentane at 20℃; for 1h; Inert atmosphere;97%

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