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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

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

8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Cas:38089-93-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

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

8-CHLORO-11-(1-METHYLPIPERIDIN-4-YL)-6,11-DIHYDRO-5H-BENZO[5,6]CYCLOHEPTA[1,2-B]PYRIDIN-11-OL

Cas:38089-93-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

8-Chloro-6,11-dihydro-11-(4-piperidinylmethyl)-5H-benz[5,6]cyclohepta[1,2-b]pyridine methanol

Cas:38089-93-9

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

8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Cas:38089-93-9

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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

5H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol,8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-

Cas:38089-93-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

5H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol,8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-

Cas:38089-93-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu

Henan Tianfu Chemical Co., Ltd.

Our advantage: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 Scientif

TIANFU-CHEM 8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Cas:38089-93-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP 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,

8-chloro-11-(1-methylpiperidin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Cas:38089-93-9

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

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

Antimex Chemical Limied

TIANFU-CHEM 8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-olAppearance:white powder Storage:room temperature Package:200KG Application:Industrial Grade Transportation:By sea , by air or express

Nanjing HuaNuo Bio-Pharmacuetical Co.,Ltd

Independent research and development of impurities, familiar with the market and impurity characteristics; We can ship out on the same day if the products are in stock; Focus on impurity development of new products in the market; Expert in customizi

Loratadine Impurity 38

Cas:38089-93-9

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:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a

Guangdong Juda Chemical Industrial Co.,Limited

Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

Hangzhou Fandachem Co.,Ltd

8-Chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-olAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea,

Shanghai Terui OP New Material Technology Co., Ltd.

The factory supplies Application:manufacturing supplies

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

38089-93-9

Cas:38089-93-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

Shenzhen Foris Technology Co. LTD

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

ZHEJIANG JIUZHOU CHEM CO.,LTD

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

Bide Pharmatech Ltd

Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

11-Hydroxy-N-Methyl Dihydro Loratadine

Cas:38089-93-9

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

5H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol, 8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-

Cas:38089-93-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

ENAO Chemical Co, Limited

For quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,

8-Chloro-11-(1-methylpiperidin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Cas:38089-93-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Toda Biotechnology Co., Limited.

Todachem specialize in exporting chemicals for 10 years, we manufacture and distribute high quality pharmaceutical APIs, intermediates, special chemicals, active molecule and other fine chemicals. We have our research laboratory and more than 100 n

Factory direct supply Loratadine Impurity 14 with best quality

Cas:38089-93-9

Min.Order:1 Kilogram

FOB Price: $90.0 / 100.0

Type:Trading Company

inquiry

Chemical Technology Co.,LTD

1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi

nanjing bam biomedical technology co.,ltd

It is composed of professionals with senior industry background and rich market experience. More than 90% of the personnel have chemistry, chemical, pharmaceutical or related professional knowledge. They are all rigorously trained and evaluated, and

Loratadine Impurity 26

Cas:38089-93-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
31251-41-9

8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

(1-methyl-4-piperidyl)magnesium chloride
63463-36-5

(1-methyl-4-piperidyl)magnesium chloride

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Conditions
ConditionsYield
In tetrahydrofuran Reflux;95%
With (trimethylsilyl)methylmagnesium chloride; lithium chloride; zinc(II) chloride In tetrahydrofuran; diethyl ether at 0℃; for 2h; Inert atmosphere;90%
In tetrahydrofuran at -95 - -15℃; for 2 - 3h;71.1%
4-chloro-1-methylpiperidine
5570-77-4

4-chloro-1-methylpiperidine

8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
31251-41-9

8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Conditions
ConditionsYield
Stage #1: 4-chloro-1-methylpiperidine With magnesium; ethylene dibromide In tetrahydrofuran at 20 - 48℃;
Stage #2: 8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one In tetrahydrofuran at -80 - -70℃; for 2 - 3h; Product distribution / selectivity;
73.6%
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

N-methyldesloratadine
38092-89-6

N-methyldesloratadine

Conditions
ConditionsYield
With sulfuric acid at 20℃; for 4.5h;85%
With sulfuric acid at 35 - 45℃; for 2 - 3h;80%
Stage #1: 8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol With sulfuric acid at 35 - 45℃; for 2 - 3h;
Stage #2: In water pH=8 - 9; Product distribution / selectivity;
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-(2-methoxyphenyl)-1-piperidinecarbothioamide
1373612-35-1

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-(2-methoxyphenyl)-1-piperidinecarbothioamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
4: ethanol / 1 h / 20 °C
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-methyl-1-piperidinecarbothioamide
929968-46-7

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-methyl-1-piperidinecarbothioamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
4: ethanol / 1 h / 20 °C
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-cyclohexyl-1-piperidinecarbothioamide
1373612-32-8

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-cyclohexyl-1-piperidinecarbothioamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
4: ethanol / 1 h / 20 °C
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-phenyl-1-piperidinecarbothioamide
1373612-33-9

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-phenyl-1-piperidinecarbothioamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
4: ethanol / 1 h / 20 °C
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-(2-methylphenyl)-1-piperidinecarbothioamide
1373612-34-0

4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-N-(2-methylphenyl)-1-piperidinecarbothioamide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
4: ethanol / 1 h / 20 °C
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

descarboethoxyloratadine
100643-71-8

descarboethoxyloratadine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
3: potassium hydroxide / ethanol / 6 h / Reflux
View Scheme
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol
38089-93-9

8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

loratadine
79794-75-5

loratadine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sulfuric acid / 4.5 h / 20 °C
2: triethylamine / toluene / 3 h / Reflux
View Scheme

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