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
Cas:59743-84-9
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inquiryWelcome 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
Cas:59743-84-9
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inquiryKetotifen Fumarate[CAS:34580-14-8] 10-Methoxy-4H-benzo[4,5]cycloheta[1,2-b]thiophen-4-one[CAS:59743-84-9] HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture.
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inquiryThe 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
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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
Cas:59743-84-9
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryStock products, own laboratory Storage:2-8°C Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:shanghai
Cas:59743-84-9
Min.Order:1 Metric Ton
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inquiryOur 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.O
Cas:59743-84-9
Min.Order:1 Kilogram
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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
Cas:59743-84-9
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryOur 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
Cas:59743-84-9
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiryBenzo[b]thiophen-10-methoxycycloheptanone CAS:59743-84-9 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 hig
Cas:59743-84-9
Min.Order:1 Gram
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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
Cas:59743-84-9
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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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inquiry1. 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
Cas:59743-84-9
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inquiryBest 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
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:59743-84-9
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryJ&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
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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
Cas:59743-84-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystals powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:For medicine , pesticide intermedi
Cas:59743-84-9
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryProduct name: 10-Methoxy-4H-Benzo[4,5]Cycloheta[1,2-b]Thiophen-4-One CAS No.: 59743-84-9 Molecule Formula:C14H10O2S Molecule Weight:242.29 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard
Cas:59743-84-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: Benzo[b]thiophen-10-methoxycycloheptanone Synonyms: BENZOTHIOPHEN-10-METHOXY-CYCLOHEPTANONE;10-Methoxy-4-Benzo[4,5]Cyclohepta[1,2-B]Thi…Appearance:Solid powder Storage:Sealed,light and oxygen resistant Package:aluminum foil bag,carton
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
Cas:59743-84-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiry1.Strong synthesis team and service team. 2.Professional data management system. 3.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/GC,MS,COA,SDS 4.(2000+Suppliers) Partners.Any inquiries will be re
Cas:59743-84-9
Min.Order:100 Kilogram
Negotiable
Type:Other
inquiryShandong 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
Cas:59743-84-9
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiry1.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
Cas:59743-84-9
Min.Order:1 Metric Ton
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Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:59743-84-9
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Type:Manufacturers
inquiryWe 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
Cas:59743-84-9
Min.Order:1 Metric Ton
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Type:Trading Company
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
Cas:59743-84-9
Min.Order:0
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Type:Lab/Research institutions
inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:59743-84-9
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:59743-84-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Cas:59743-84-9
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Type:Manufacturers
inquirymethanol
9,10-dibromo-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophene-4-one
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
Conditions | Yield |
---|---|
Stage #1: methanol; 9,10-dibromo-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophene-4-one In water for 4h; Reflux; Stage #2: With K2O/MgO In water for 4h; Reagent/catalyst; Reflux; | 59.59% |
9,10-dibromo-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophene-4-one
A
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
B
9-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophene4-one
Conditions | Yield |
---|---|
mother liquors after XXIV diluted warwe and extracted with dichlormethane; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; |
9,10-dihydro-4H-4-oxobenzo<4,5>cyclohepta<1,2-b>thiophene
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: N-bromosuccinimide, dibenzyl peroxide / CCl4 / 3 h / Heating; alkaline mother methanolic liquor after XXII was diluted with water and extracted dichlormethane 2: mother liquors after XXIV diluted warwe and extracted with dichlormethane View Scheme |
Conditions | Yield |
---|---|
Stage #1: methanol; C13H6Br2OS for 7h; Reflux; Stage #2: With potassium hydroxide for 3h; Reflux; | 25.8 g |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophene
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; aluminium trichloride In tetrahydrofuran; diethyl ether for 0.5h; Heating; reagents was added at 5 deg C; | 85% |
aluminium chloride |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
(1-methyl-4-piperidyl)magnesium chloride
10-methoxy-4-(1-methyl-4-piperidyl)-4H-benzo<4,5>cyclohepta<1,2-b>thiopene-4-ol
Conditions | Yield |
---|---|
With tetrahydrofuran |
4-chloro-1-methylpiperidine
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
10-methoxy-4-(1-methyl-4-piperidyl)-4H-benzo<4,5>cyclohepta<1,2-b>thiopene-4-ol
Conditions | Yield |
---|---|
With magnesium 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp.; Yield given. Multistep reaction; |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-Bromotetrahydrothiopyran
B
4-(4-tetrahydrothiopyranyl)-10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophene-4-ol
C
4,4'-bis(tetrahydrothiopyranyl)
Conditions | Yield |
---|---|
With magnesium 1)preparation of Grignard reagent in ether, THF 2)5 deg C 3)1h, 5 deg C, 3h room temp.; Yield given. Multistep reaction. Yields of byproduct given; | |
With magnesium 1)ether, THF, 5 deg C 2)1h, 5 deg C, 3h room temp.; Yield given. Multistep reaction. Yields of byproduct given; |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
trimethyl phosphonoacetate
A
[10-Methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene]-acetic acid methyl ester
B
methyl (10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-ylidene)acetate
Conditions | Yield |
---|---|
With sodium hydride 1) paraffin oil, DMSO, 30 min. r.t., 2) DMF, 90 deg C, 15 h; Yield given. Multistep reaction. Yields of byproduct given; |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
ketotifen
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Mg / 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp. 2: 97 percent / HCl / H2O / 1 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: THF 2: aq. HCl / 1 h / 100 °C View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
2-(1-methyl-4-hydroxy-4-piperidyl)-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium, hydrochloric acid / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then hydrochloric acid View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
10-methoxy-2-(1-methyl-4-hydroxy-4-piperidyl)-4H-benzo<4,5>cyclohepta<1,2-b>thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium or lithium diisopropylamide, ammonium chloride / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then aq. ammonium chloride View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
9-bromo-10-methoxy-4-(1-methyl-4-piperidyl)-4H-benzo<4,5>cyclohepta<1,2-b>thiophene-4-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Mg / 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp. 2: 49 percent / pyridine, Br2 / pyridine-d5; CHCl3 / 1)CHCl3, 1.5h 20 deg C 2)reflux View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
2-(1-methyl-4-piperylid-3-ene)-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-10-one hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium, hydrochloric acid / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then hydrochloric acid 3: 32 percent / 3N-hydrochloric acid / 1 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium or lithium diisopropylamide, ammonium chloride / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then aq. ammonium chloride 3: 90 percent / 3N-hydrochloric acid / 1.5 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
2-(1-methyl-4-piperylid-3-ene)-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium, hydrochloric acid / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then hydrochloric acid 3: 32 percent / 3N-hydrochloric acid / 1 h / Heating 4: 56 percent / sodium hydroxyde / methanol View Scheme | |
Multi-step reaction with 4 steps 1: 85 percent / lithium aluminium hydride, aluminium chloride / tetrahydrofuran; diethyl ether / 0.5 h / Heating; reagents was added at 5 deg C 2: butyllithium or lithium diisopropylamide, ammonium chloride / 1) -10 deg C, 1 h 2) -50 deg C, 1 h, at room temp. overnight, then aq. ammonium chloride 3: 90 percent / 3N-hydrochloric acid / 1.5 h / Heating 4: 56 percent / sodium hydroxyde / methanol View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
(+)-(R)-4-(1-methyl-4-piperidylidene)-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiopene-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Mg / 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp. 2: 97 percent / HCl / H2O / 1 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Mg / 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp. 2: 97 percent / HCl / H2O / 1 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-4-piperidyl)-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Mg / 1)Grignard reagent in THF 2)15 deg C, 50min, educt XXIV 3)1.5h room temp. 2: triethylsilane, BF3(g), K2CO3, HCl / 1)CH2Cl2,-35 deg C, 15min 2)3,5 h at 0 deg C 3)H2O, K2CO3 4)reflux, 1h, HCl View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
(Z)-<10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-yliden>essigsaeure
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1) NaH / 1) paraffin oil, DMSO, 30 min. r.t., 2) DMF, 90 deg C, 15 h 2: 71 percent / 2N NaOH / ethanol / 4 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
(E)-(10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)acetic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1) NaH / 1) paraffin oil, DMSO, 30 min. r.t., 2) DMF, 90 deg C, 15 h 2: 76 percent / 2N NaOH / ethanol / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-piperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophene-9,10-dione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: SeO2 / acetic acid / 0.5 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-hydroxy-4-(1-methyl-4-piperidyl)-9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiopene-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: THF 2: tartaric acid / H2O / 1 h / 90 °C View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-benzyl-piperidin-4-ylidene)-4,9-dihydro-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: toluene 4: aq. H2SO4 / butan-1-ol / 16 h / Heating 5: Na2CO3 / hexamethylphosphoric acid triamide / 18 h / Ambient temperature View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-piperidin-4-ylidene)-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: NaBH4 / aq. ethanol / 42 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(10-oxo-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)piperidine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: toluene 4: aq. H2SO4 / butan-1-ol / 16 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-piperidin-4-ylidene)-4,9-dihydro-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one (Z)-oxime
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: NH2OH*HCl, Py / 10 h / Heating View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-piperidin-4-ylidene)-4,9-dihydro-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one (E)-oxime
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: NH2OH*HCl / H2O / 1 h / 90 °C View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
N-ethoxyformylnorketotifen
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: toluene View Scheme |
10-methoxy-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one
4-(1-methyl-1-oxy-piperidin-4-ylidene)-4,9-dihydro-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: THF 2: aq. HCl / 1 h / 100 °C 3: aq. H2O2 / ethanol / 48 h / Heating View Scheme |
Conditions | Yield |
---|---|
With hydrogenchloride; NaH In N-methyl-acetamide; dimethyl sulfoxide; ethyl acetate |
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