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. 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
Cas:275-51-4
Min.Order:1 Gram
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Type:Manufacturers
inquiryOur 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
Product Name: AZULENE Synonyms: AZULEN;AZULENE;BICYCLO(5.3.0)-DECA-1,3,5,7,9-PENTAENE;BICYCLO[5.3.0]DECAPENTAENE;LABOTEST-BB LT00007822;CYCLOPENTACYCLOHEPTEN;CYCLOPENTACYCLOHEPTENE;Azunamic CAS: 275-51-4 MF: C10H8 MW:
Cas:275-51-4
Min.Order:1 Kilogram
FOB Price: $8900.0
Type:Lab/Research institutions
inquiryWITH 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
Cas:275-51-4
Min.Order:1 Kilogram
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inquiryProduct name: Azulene CAS No: 275-51-4 Appearance: Solid EINECS NO: 205-993-6 Molecular Formula: C10H8 Molecular Weight: 128.17 Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Application:co
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
Cas:275-51-4
Min.Order:1 Kilogram
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inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:275-51-4
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAZULENE CAS:275-51-4 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, ster
Cas:275-51-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
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
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
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
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
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
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:275-51-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLower 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
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
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Cas:275-51-4
Min.Order:0
Negotiable
Type:Manufacturers
inquirybest seller Application:API
bulk productiongoods in stockswe have the best competitive price in the marketmeantime,we are committed to service to our every customer Chemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical
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
We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate
best seller Application:API
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as pri
tetracyclo<5.3.0.02.4.03.5>deca-6,8,10-triene
azulene
Conditions | Yield |
---|---|
In cyclohexane Quantum yield; Irradiation; | 100% |
In (2)H8-toluene at 90 - 120℃; Thermodynamic data; Rate constant; ΔH (excit.), ΔS (excit.), Ea; |
2-azulenyl trifluoromethanesulfonate
azulene
Conditions | Yield |
---|---|
With formic acid; tributyl-amine; tris-(o-tolyl)phosphine; tris(dibenzylideneacetone)dipalladium (0) In 1,4-dioxane for 24h; Heating; | 96% |
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane for 44h; Product distribution; Decomposition; retro-Diels-Alder reaction; Heating; | A 94% B 31% |
1-chloroazulene
azulene
Conditions | Yield |
---|---|
With potassium phosphate; poly(methylhydrosiloxane); palladium diacetate In tetrahydrofuran at 80℃; for 12h; | 92% |
Conditions | Yield |
---|---|
With trichloroacetic acid In benzene for 6h; Heating; | 90% |
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine; cesium fluoride In 1,4-dioxane for 2h; Heating; | A 83% B 5% |
Conditions | Yield |
---|---|
Stage #1: 6-bromoazulene With bis(tri-n-butyltin); tetrakis(triphenylphosphine) palladium(0) In toluene for 24h; Heating; Stage #2: para-nitrophenyl bromide With tri-tert-butyl phosphine; cesium fluoride; tris(dibenzylideneacetone)dipalladium (0) In 1,4-dioxane for 2h; Stille cross-coupling; Heating; Further stages.; | A 83% B 5% |
hexan-1-amine
2-(1-azulenyl)-4,4,5,5-tetramethyl-[1,3,2]-dioxaborolane
2,2-dihydroxyacetic acid
B
azulene
Conditions | Yield |
---|---|
In methanol at 20℃; for 3h; Petasis Reaction; Inert atmosphere; | A 82% B 6% |
((E)-Buta-1,3-dienyl)-diethyl-amine
6-<(p-Nitrobenzoyl)oxy>fulvene
A
6-(1-azulenyl)fulvene
B
azulene
Conditions | Yield |
---|---|
In benzene for 7h; Ambient temperature; | A n/a B 68% |
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine; cesium fluoride In 1,4-dioxane for 6h; Heating; | A 63% B 6% |
Conditions | Yield |
---|---|
Stage #1: 6-bromoazulene With bis(tri-n-butyltin); tetrakis(triphenylphosphine) palladium(0) In toluene for 24h; Heating; Stage #2: 1-bromo-4-methoxy-benzene With tri-tert-butyl phosphine; cesium fluoride; tris(dibenzylideneacetone)dipalladium (0) In 1,4-dioxane for 6h; Stille cross-coupling; Heating; Further stages.; | A 63% B 6% |
Conditions | Yield |
---|---|
at 600℃; under 0.000750075 - 0.0750075 Torr; for 0.833333h; | A 9% B 5% C 62% D 8% |
Conditions | Yield |
---|---|
With diethylamine for 3h; Heating; | 60% |
tricyclo<5.3.0.02,5>deca-3,6,8,10-tetraene
azulene
Conditions | Yield |
---|---|
In cyclohexane Quantum yield; Irradiation; | 60% |
In (2)H8-toluene at 120 - 140℃; Thermodynamic data; Ea, half-life; |
Conditions | Yield |
---|---|
With trifuran-2-yl-phosphane; tetraethylammonium iodide; zinc; bis(triphenylphosphine)nickel(II) chloride In tetrahydrofuran at 20℃; for 24h; | A 60% B n/a |
para-bromotoluene
6-bromoazulene
A
6,6'-Biazulenyl
B
6-(p-Methylphenyl)azulen
C
azulene
Conditions | Yield |
---|---|
Stage #1: 6-bromoazulene With bis(tri-n-butyltin); tetrakis(triphenylphosphine) palladium(0) In toluene for 24h; Heating; Stage #2: para-bromotoluene With tri-tert-butyl phosphine; cesium fluoride; tris(dibenzylideneacetone)dipalladium (0) In 1,4-dioxane for 24h; Stille cross-coupling; Heating; Further stages.; | A 12% B 60% C 5% |
para-bromotoluene
6-(tri-n-butylstannyl)azulene
A
6,6'-Biazulenyl
B
6-(p-Methylphenyl)azulen
C
azulene
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine; cesium fluoride In 1,4-dioxane for 24h; Heating; | A 31% B 58% C 10% |
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine In 1,4-dioxane for 24h; Heating; | A 32% B 27% C 18% |
1,3-dibromoazulene
sodium phenoxide
A
1-phenoxyazulene
B
azulene
Conditions | Yield |
---|---|
With copper(l) iodide In N,N-dimethyl-formamide at 150℃; for 6h; | A 15% B 55% |
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
6-iodoazulene
A
azulene
Conditions | Yield |
---|---|
Stage #1: 6-iodoazulene With tri-n-butyllithium magnesate complex In diethyl ether for 0.5h; Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In diethyl ether Further stages.; | A 8% B 55% |
Conditions | Yield |
---|---|
With copper at 180℃; for 6h; | A 54% B n/a |
With trifuran-2-yl-phosphane; tetraethylammonium iodide; zinc; bis(triphenylphosphine)nickel(II) chloride In tetrahydrofuran at 20℃; for 4h; | A 42% B 28% |
1,3-diiodoazulene
diphenylamine
A
1-diphenylaminoazulene
B
azulene
Conditions | Yield |
---|---|
With copper(l) iodide; copper; potassium carbonate at 160 - 170℃; for 2h; | A 19% B 54% |
Conditions | Yield |
---|---|
Stage #1: 1,6-di-tert-butyl-3-iodoazulene With tri-n-butyllithium magnesate complex In diethyl ether for 0.5h; Stage #2: chloro-diphenylphosphine In diethyl ether Further stages.; | A 7% B 52% |
4-tolyl iodide
2-(azulen-2-yl)-4,4,5,5- tetramethyl-1,3,2-dioxaborolane
A
2-(4-tolyl)azulene
B
azulene
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine; caesium carbonate In 1,4-dioxane at 80℃; for 24h; Miyaura-Suzuki cross-coupling; | A 51% B 4% |
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1-azulenyl iodide
A
2-(1-azulenyl)-4,4,5,5-tetramethyl-[1,3,2]-dioxaborolane
B
azulene
Conditions | Yield |
---|---|
Stage #1: 1-azulenyl iodide With phenyllithium In tetrahydrofuran; diethyl ether; cyclohexane at -78℃; for 0.5h; Inert atmosphere; Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In tetrahydrofuran; diethyl ether; cyclohexane at -78 - 20℃; for 3h; Inert atmosphere; | A 51% B n/a |
1,2,3,4-tetrahydroazulen-1-one
azulene
Conditions | Yield |
---|---|
With methanesulfonic acid; phosphorus pentoxide at 60℃; | 50% |
Multi-step reaction with 2 steps 1: 87 percent / aluminum hydride / tetrahydrofuran / 0.5 h / 0 °C 2: 37 percent / 10percent Pd/C / benzene; hexane / 480 °C View Scheme |
Conditions | Yield |
---|---|
In acetic acid for 2h; from boiling point to r.t.; | A 24 mg B 50% |
Conditions | Yield |
---|---|
With pyrrole In acetic acid at 20℃; for 72h; decarbonylation; | 49% |
1.4-dibromobenzene
2-(azulen-2-yl)-4,4,5,5- tetramethyl-1,3,2-dioxaborolane
A
2-phenylazulene
B
azulene
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine; caesium carbonate In 1,4-dioxane at 80℃; for 24h; Miyaura-Suzuki cross-coupling; | A 2% B 2% C 44% |
Conditions | Yield |
---|---|
at 500℃; under 0.001 Torr; Product distribution; | A n/a B 42% |
para-chlorotoluene
2-(azulen-2-yl)-4,4,5,5- tetramethyl-1,3,2-dioxaborolane
A
2,2′-biazulene
B
2-(4-tolyl)azulene
C
azulene
Conditions | Yield |
---|---|
With barium dihydroxide; cesium carbonate; tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine In 1,4-dioxane at 80℃; for 24h; | A 40% B 12% C 4% |
azulene
1,3-dibromoazulene
Conditions | Yield |
---|---|
With N-Bromosuccinimide; acetic anhydride In diethyl ether | 100% |
With N-Bromosuccinimide In benzene for 2h; Ambient temperature; | 95% |
With N-Bromosuccinimide In hexane at 20℃; | 89% |
azulene
1-azulenyl iodide
Conditions | Yield |
---|---|
With N-iodo-succinimide In dichloromethane at 0℃; for 0.25h; Inert atmosphere; | 100% |
With N-iodo-succinimide In dichloromethane at 20℃; for 2h; | 98% |
With N-iodo-succinimide In dichloromethane at 0℃; for 0.25h; Inert atmosphere; | 87% |
2,2,3,3,3-pentafluoropropanoic anhydride
azulene
1-(pentafluoropropionyl)azulene
Conditions | Yield |
---|---|
for 0.25h; | 100% |
azulene
1,3-diiodoazulene
Conditions | Yield |
---|---|
With aluminum oxide; iodine In solid for 20h; Ambient temperature; | 100% |
With N-iodo-succinimide In dichloromethane-d2 | 98% |
With N-iodo-succinimide In benzene at 50℃; for 3h; | 96% |
Conditions | Yield |
---|---|
With Pd/C; hydrogen In chloroform at 20℃; under 760.051 Torr; for 5h; Catalytic behavior; | 100% |
With lithium; nickel dichloride In tetrahydrofuran at 20℃; Reduction; | 72 % Chromat. |
acridine
trifluoromethylsulfonic anhydride
azulene
C38H24F6N2O4S2
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 99% |
In dichloromethane at 20℃; for 2h; | 99% |
racemic methyl phenyl sulfoxide
trifluoroacetic anhydride
azulene
(1-azulenyl)methylphenylsulfonium trifluoroacetate
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 0.166667h; | 99% |
1,1'-sulfinylbisbenzene
trifluoroacetic anhydride
azulene
(1-azulenyl)diphenylsulfonium trifluoroacetate
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 1h; | 99% |
dimethyl sulfoxide
trifluoroacetic anhydride
azulene
(1-azulenyl)dimethylsulfonium trifluoroacetate
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 1h; | 99% |
Conditions | Yield |
---|---|
Stage #1: dimethyl sulfoxide; azulene With trifluoromethylsulfonic anhydride In dichloromethane at 20℃; for 0.5h; Stage #2: With triethylamine In ethanol for 2h; Reflux; | 98% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 97% |
In dichloromethane at 20℃; for 2h; | 97% |
1,3-Benzothiazole
trifluoromethylsulfonic anhydride
azulene
C26H16F6N2O4S4
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 97% |
1,1-bis{4-[2-(dimethylamino)ethoxy]phenyl}-2-(3-guaiazulenyl)ethylene
azulene
A
7-isopropyl-1,4-dimethyl-azulene
B
2-(azulen-1-yl)-1,1-bis{4-[2-(dimethylamino)ethoxy]phenyl}ethylene
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water; acetonitrile at 60℃; for 3h; | A 97% B 58% |
1,3-dimethylbarbituric acid
2,2-dihydroxy-1-[4-(trifluoromethyl)phenyl]ethanone
azulene
Conditions | Yield |
---|---|
In isopropyl alcohol at 80℃; | 97% |
Conditions | Yield |
---|---|
With trichlorophosphate In N,N-dimethyl-formamide at 0 - 20℃; | 95% |
With Vilsmeier reagent In dichloromethane at 0 - 25℃; for 0.75h; Inert atmosphere; | 90% |
With N,N-dimethyl-formamide; trichlorophosphate | |
With N-methyl-N-phenylformamide | |
Multi-step reaction with 2 steps 1: aq. HClO4 / ethanol 2: aq. KMnO4 / acetone View Scheme |
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0 - 20℃; for 0.5h; Stage #2: azulene at 20℃; for 1h; | 95% |
With trichlorophosphate at 0 - 20℃; for 1.5h; | 95% |
Stage #1: N,N-dimethyl-formamide With phosphorus trichloride at 0℃; for 0.5h; Stage #2: azulene In N,N-dimethyl-formamide at 25℃; for 2h; | 95% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 2h; | 95% |
Conditions | Yield |
---|---|
Stage #1: 2,6-dimethylpyrone With trichlorophosphate In nitromethane for 1h; Stage #2: azulene In nitromethane for 0.25h; Stage #3: With perchloric acid In nitromethane at 70 - 80℃; for 0.333333h; | 94% |
1,10-Phenanthroline
trifluoromethylsulfonic anhydride
azulene
C36H22F6N4O4S2
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 94% |
In dichloromethane at 20℃; for 2h; | 94% |
azulene
Conditions | Yield |
---|---|
With dirhodium tetraacetate In 1,2-dichloro-ethane at 60℃; for 12h; diastereoselective reaction; | 94% |
With rhodium (II) octanoate dimer In 1,2-dichloro-ethane at 60℃; for 3h; | 94% |
azulene
1,6-dihydroazulene
Conditions | Yield |
---|---|
With ammonia; sodium In diethyl ether at -78℃; for 0.5h; Birch reduction; | 93% |
azulene
1,1-bis[4-(methoxy)phenyl]-2-(3-guaiazulenyl)ethylene
A
7-isopropyl-1,4-dimethyl-azulene
B
1,3-bis[2,2-bis(4-methoxyphenyl)ethenyl]azulene
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water; acetonitrile at 60℃; for 3h; | A 93% B 19% C 34% |
Methyl phenyldiazoacetate
azulene
Conditions | Yield |
---|---|
With copper(II) hexafluoroacetylacetonate In 1,2-dichloro-ethane at 20℃; for 0.5h; | 93% |
2-diazo-1,3-dicyano-6-oxo-2,6-azulenequinone
azulene
Conditions | Yield |
---|---|
In ethyl acetate for 1.5h; Condensation; dediazotization; Photolysis; | A 1% B 92% C 5% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | A 92% B 6% |
In dichloromethane at 20℃; for 0.5h; | A 92% B 6% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 2h; | 92% |
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