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
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inquiryProduct Description Product website: http://www.finerchem.com Product Name Naphtho[2,1-b]thianaphthene CAS No. 205-43-6
Cas:205-43-6
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inquiryBENZO(B)NAPHTHO(1,2-D)THIOPHENE Basic information Product Name: BENZO(B)NAPHTHO(1,2-D)THIOPHENE Synonyms: 3,4-Benzo-9-thiafluorene;7-Thia-7H-benzo[c]fluorene;Benzo[b]naphtho[1,2]thiophen
Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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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
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inquiry1.In No Less 10 years exporting experience. you 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 Specializ
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inquiryBENZO(B)NAPHTHO(1,2-D)THIOPHENE CAS: 205-43-6 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 or
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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
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inquiryHenan 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
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inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:205-43-6
Min.Order:10 Gram
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Type:Trading Company
inquiryOur 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 present
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inquiryAppearance: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
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
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inquiryProduct Name: BENZO(B)NAPHTHO(1,2-D)THIOPHENE Synonyms: BENZO(B)NAPHTHO(1,2-D)THIOPHENE;Benzo(B)naphtha(1,2-D)thiophene;naphtho[2,1-b][1]benzothiole;naphtho[2,1-b]benzothiophene;7-thiabenzo(c)fluorene;Benzo[b]naphtho[1,2-d]thiophene (purity);Be
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inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
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inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
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inquiryOur company advantages: 1 The highest quality with the competitive price. 2、 Professional human services. 3、 The fastest and safest delivery service. 4、Our old customers all around the world. 5、 The high purity products. 6、We have a suf
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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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inquirySAGECHEM 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
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inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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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
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inquiryhigh 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
1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Name: Benzonaphthalene (1.2-D) thiazole CAS: 205-43-6 State: Light yellow powder Content: 99% OLED intermediate Appearance:Yellow-like powder Storage:keep sealed and keep from direct light Package:According to client's requi
Cas:205-43-6
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inquiryhigh 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
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
3-[1-(2-fluorophenyl)naphthalen-2-ylsulfanyl]propionic acid ethyl ester
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran at 50℃; for 8h; Inert atmosphere; | 99% |
cis,trans-2,5-dimethoxytetrahydrofuran
naphtho[2,1-b]thiophene
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In dichloromethane at 0 - 20℃; for 1h; Inert atmosphere; | 88% |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 0 - 20℃; for 0.666667h; | 88% |
2-iodobenzothiophene
bicyclo[2.2.1]hepta-2,5-diene
2-bromobenzoic-acid
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; tricyclohexylphosphine In 1,4-dioxane at 130℃; for 18h; Schlenk technique; Sealed tube; Inert atmosphere; | 68% |
3-(2-formyl-phenyl)-benzo[b]thiophene-2-carbaldehyde
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran McMurry cyclisation; Heating; | 67% |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With iron(III) chloride In 1,2-dichloro-ethane at 50℃; for 6h; regioselective reaction; | 67% |
2-iodophenyl 2-naphthyl sulfide
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); copper diacetate; sodium pivalate In N,N-dimethyl-formamide at 150℃; for 5h; Inert atmosphere; | 53% |
2-styryl-benzo[b]thiophene
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Irradiation; | 51% |
Conditions | Yield |
---|---|
With n-butyllithium; potassium tert-butylate In tetrahydrofuran; diethyl ether at 20℃; for 0.5h; Schlenk technique; | 40% |
With n-butyllithium; N,N,N,N,-tetramethylethylenediamine; potassium tert-butylate In tetrahydrofuran; diethyl ether at 25℃; for 0.0166667h; Inert atmosphere; | 30% |
benzothiophene-1,1-dioxide
A
Benzonaphthto<1,2-d>thiophene 7,7-dioxide
B
benzothioxantene dioxide
C
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
at 195℃; |
tetrahydro(8,9,10,11)benzo(b)naphto<1,2-d>thiophene
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With selenium at 300℃; | |
With tetrachloromethane; N-Bromosuccinimide; dibenzoyl peroxide Erwaermen der Reaktionsgemische mit Kaliumacetat und Essigsaeure.; |
Benzonaphthto<1,2-d>thiophene 7,7-dioxide
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; diethyl ether | |
With lithium aluminium tetrahydride In diethyl ether Heating; |
benzo[b]naphtho[1,2-d]thiophene-5-carboxylic acid
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With barium dihydroxide; copper at 350℃; |
benzo[b]naphtho[1,2-d]thiophene-5,6-dicarboxylic acid-anhydride
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With barium dihydroxide; copper at 350℃; |
Conditions | Yield |
---|---|
With hydrogen sulfide; pre sulfided Harshaw Cr-0101 T catalyst (chromia alumina catalyst) In toluene at 500℃; | 1.05 g |
With hydrogen sulfide; aluminum oxide; chromium(III) oxide In toluene at 500℃; Product distribution; other temperatures; | 1.05 g |
2-bromo-1-chlorobenzene
2-Naphthalenethiol
B
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With potassium tert-butylate; ammonia 1) 15 min, 2) irradiation, 180 min.; Yield given. Multistep reaction. Yields of byproduct given; |
1-Bromo-2-iodobenzene
2-Naphthalenethiol
A
(2-bromophenyl)(naphthalen-2-yl)sulfane
B
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With potassium tert-butylate; ammonia 1) 15 min, 2) irradiation, 180 min.; Yield given. Multistep reaction. Yields of byproduct given; |
Conditions | Yield |
---|---|
With potassium tert-butylate; ammonia 1) 15 min, 2) irradiation, 180 min.; Yield given. Multistep reaction; |
5,6-dihydrobenzonaphtho<1,2-d>thiophene
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
palladium on activated charcoal dehydrogenation; |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With tetrachloromethane; N-Bromosuccinimide; dibenzoyl peroxide Erwaermen der Reaktionsgemische mit Kaliumacetat und Essigsaeure.; |
dihydrogen peroxide
acetic anhydride
acetic acid
Benzo[b]thiophene
Benzo[b]naphtho[1,2-d]thiophene
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
palladium on activated charcoal In Triethylene glycol dimethyl ether for 24h; Heating; |
Conditions | Yield |
---|---|
In [D3]acetonitrile at 20℃; for 24h; Title compound not separated from byproducts.; |
Conditions | Yield |
---|---|
In [D3]acetonitrile at 20℃; for 24h; Title compound not separated from byproducts.; |
2,3,5,6-tetrahydronaphtho[2,1-b]benzo[b]thiophen-4(1H)-one
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaBH4 / methanol; CH2Cl2 / 2 h / 20 °C 2: Pd-C / triethylene glycol dimethyl ether / 24 h / Heating View Scheme |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: DBN / tetrahydrofuran / 0.5 h / 0 °C 2: NaBH4 / methanol; CH2Cl2 / 2 h / 20 °C 3: Pd-C / triethylene glycol dimethyl ether / 24 h / Heating View Scheme |
6A,11b-dihydro-benzo[b]naphtho[1,2-d]thiophene-7,7-dioxide
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Br2 / CCl4 2: LiAlH4 / diethyl ether / Heating View Scheme |
benzo[b]naphtho[1,2-d]thiophene-5-carboxylic acid ethyl ester
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanol. KOH-solution 2: barium hydroxide; copper / 350 °C View Scheme |
(+/-)-4c-chlorocarbonyl-4t-phenyl-1,2,3,4-tetrahydro-[1r]naphthoic acid ethyl ester
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: thionyl chloride / 175 °C / 0.01 Torr 2: methanol. KOH-solution 3: barium hydroxide; copper / 350 °C View Scheme |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With bromine In dichloromethane at 0℃; | 91% |
With bromine In chloroform | |
With N-Bromosuccinimide In dichloromethane at 20℃; for 2h; |
Conditions | Yield |
---|---|
With silver tetrafluoroborate In 1,2-dichloro-ethane at 25℃; Inert atmosphere; | 75% |
Conditions | Yield |
---|---|
Stage #1: Benzo[b]naphtho[1,2-d]thiophene With N,N,N,N,-tetramethylethylenediamine; lithium In tetrahydrofuran at 20℃; for 2h; Schlenk technique; Inert atmosphere; Stage #2: dimethylsilicon dichloride In tetrahydrofuran at -78 - 20℃; Inert atmosphere; Schlenk technique; | 74% |
Conditions | Yield |
---|---|
With silver tetrafluoroborate In 1,2-dichloro-ethane at 25℃; Inert atmosphere; | 50% |
Benzo[b]naphtho[1,2-d]thiophene
benzo[b]naphtho[1,2-d]thiophene-6-boronic acid
Conditions | Yield |
---|---|
Stage #1: Benzo[b]naphtho[1,2-d]thiophene With n-butyllithium In tetrahydrofuran; hexane at -80 - 20℃; for 2h; Inert atmosphere; Stage #2: With Trimethyl borate In tetrahydrofuran; hexane at -80 - 20℃; for 18h; Inert atmosphere; | 49% |
Benzo[b]naphtho[1,2-d]thiophene
Benzonaphthto<1,2-d>thiophene 7,7-dioxide
Conditions | Yield |
---|---|
With dihydrogen peroxide; acetic acid for 12h; Reflux; | 35% |
With dihydrogen peroxide; acetic acid | |
With dihydrogen peroxide In acetic acid | |
With 3-chloro-benzenecarboperoxoic acid |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With Sphingomonas yanoikuyae B8/36; oxygen at 30℃; for 18h; | 2% |
Benzo[b]naphtho[1,2-d]thiophene
A
1-phenylnaphthalene
B
1-phenyl-1,2,3,4-tetrahydronaphthalene
C
5-phenyl-1,2,3,4-tetrahydronaphthalene
D
tetrahydro(1,2,3,4)benzo(b)naphto<1,2-d>thiophene
Conditions | Yield |
---|---|
With hydrogen; aluminum oxide; nickel molybdenum In dodecane at 250℃; under 30400 Torr; Rate constant; Product distribution; | |
With hydrogen; Procatalyst HR 346+3 percent H2S+ 97 percent H2 In dodecane at 250℃; under 30400 Torr; Rate constant; Product distribution; | |
With hydrogen; Procatalyst HR 346+3 percent H2S+97 percent H2 In dodecane at 250℃; under 30400 Torr; |
Benzo[b]naphtho[1,2-d]thiophene
5-Nitro-benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With copper(II) nitrate In acetic acid |
Benzo[b]naphtho[1,2-d]thiophene
Conditions | Yield |
---|---|
With chlorosulfonic acid In chloroform |
Conditions | Yield |
---|---|
nickel In ethanol at 78.3℃; for 1h; Rate constant; |
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