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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Simagchem Corporation

Welcome 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

Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

Ethyl 1-(2,4-difluorophenyl)-7-chloro-6-fluoro-4-oxopyridino[2,3-b]pyridine-3-carboxylate Manufacturer/High quality

Cas:100491-29-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

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

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

7-Chloro-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid ethyl ester

Cas:100491-29-0

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 manufactu

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

Factory direct supply CAS 100491-29-0 with best quality

Cas:100491-29-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

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

Qingdao Beluga Import and Export Co., LTD

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE CAS:100491-29-0 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production an

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

1,8-Naphthyridine-3-carboxylicacid, 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-, ethyl ester

Cas:100491-29-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

LIDE PHARMACEUTICALS LIMITED

Advantage : 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 R&amp

Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE CAS: 100491-29-0 MF: C17H10ClF3N2O3 MW: 382.72 EINECS: 422-360-1 Product Categories: -;Heterocycles;Intermediates;Intermediates

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

Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao

1,8-Naphthyridine-3-carboxylicacid, 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-, ethyl ester

Cas:100491-29-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Afine Chemicals Limited

Company 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

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A 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

Ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Cas:100491-29-0

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Hope Chem Co., Ltd

1. Product advantages: exquisite appearance and unique functions. 2. Product Advantages: Our products are the best,fast speed ,in large stock 3. High-quality products and thoughtful service are your greatest satisfaction. 4. The product

Ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Cas:100491-29-0

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

Wuhan Xinhao Biotechnology Co., Ltd.

High quality with competitive price. 1. Standard bp/usp/ep/enterprise standard. 2. All purity>99%. 3. We are manufacturer and can provide high quality products with factory price. Fast and safe delivery. 1. Parcel can be sent out in 24 hours afte

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

High quality Ethyl 1-(2,4-Difluorophenyl)-7-Choro-6-Fluoro-4-Oxo-Hydropyridino[2,3-B] Pyridine-3-Carboxylate

Cas:100491-29-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

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 Scientific and so o

100491-29-0 ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:1 Gram

Negotiable

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,

Ethyl 1-(2,4-difluorophenyl)-7-chloro-6-fluoro-4-oxopyridino[2,3-b]pyridine-3-carboxylate

Cas:100491-29-0

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

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

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu 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

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:1 Kilogram

FOB Price: $2.0

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

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

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

ETHYL 1-(2,4-DIFLUOROPHENYL)-7-CHORO-6-FLUORO-4-OXO-HYDROPYRIDINO[2,3-B] PYRIDINE-3-CARBOXYLATE

Cas:100491-29-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

Synthetic route

ethyl-3,1-(2,4-difluoroanilino)-2-(2,6-dichloro-5-fluoronicotinyl) acrylate
100490-99-1

ethyl-3,1-(2,4-difluoroanilino)-2-(2,6-dichloro-5-fluoronicotinyl) acrylate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran for 1h; Heating;86.5%
With sodium hydride In 1,4-dioxane for 1h; Ambient temperature;
With sodium hydride In tetrahydrofuran for 1.5h; Inert atmosphere; Reflux;8 g
With sodium hydrogencarbonate In dichloromethane at 35℃; for 3h; Temperature; Solvent; Reagent/catalyst;
ethyl 1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-7-methoxy-4-oxo-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-7-methoxy-4-oxo-1,8-naphthyridine-3-carboxylate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
In diethyl ether; trichlorophosphate85%
ethyl 2-[2-(2,4-difluorophenylamino)-5-fluoro-6-methoxynicotinoyl]acetate
105152-47-4

ethyl 2-[2-(2,4-difluorophenylamino)-5-fluoro-6-methoxynicotinoyl]acetate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With trichlorophosphate In diethyl ether; chloroform; water; N,N-dimethyl-formamide72.2%
ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxopropanoate
96568-04-6

ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxopropanoate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) Ac2O / 1.) 130 deg C, 1 h, 2.) CH2Cl2, RT, 0.5 h
2: 86.5 percent / NaH / tetrahydrofuran / 1 h / Heating
View Scheme
Multi-step reaction with 3 steps
1: Ac2O / 15 h / 130 °C
2: ethanol / 1 h / Ambient temperature
3: NaH / dioxane / 1 h / Ambient temperature
View Scheme
Multi-step reaction with 2 steps
1.1: acetic anhydride / 1 h / 130 °C
1.2: 1 h
2.1: sodium hydride / tetrahydrofuran / 1.5 h / Inert atmosphere; Reflux
View Scheme
2,6-dichloro-5-fluoro-3-nicotinoyl chloride
96568-02-4

2,6-dichloro-5-fluoro-3-nicotinoyl chloride

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 1.) n-BuLi, biquinoline / 1.) THF, hexane, from -30 deg C to -5 deg C, 2.) THF, hexane, RT, 1 h
2: 1.) Ac2O / 1.) 130 deg C, 1 h, 2.) CH2Cl2, RT, 0.5 h
3: 86.5 percent / NaH / tetrahydrofuran / 1 h / Heating
View Scheme
Multi-step reaction with 4 steps
1: 2.) p-TsOH*H2O / 1.) ether, RT, 2 h, 2.) H2O, reflux, 2.5 h
2: Ac2O / 15 h / 130 °C
3: ethanol / 1 h / Ambient temperature
4: NaH / dioxane / 1 h / Ambient temperature
View Scheme
Multi-step reaction with 3 steps
1.1: 2,2'-biquinoline; n-butyllithium / tetrahydrofuran; hexane / 1 h / -50 - 20 °C
2.1: acetic anhydride / 1 h / 130 °C
2.2: 1 h
3.1: sodium hydride / tetrahydrofuran / 1.5 h / Inert atmosphere; Reflux
View Scheme
2,6-dichloro-5-fluoro-3-pyridinecarboxylic acid
82671-06-5

2,6-dichloro-5-fluoro-3-pyridinecarboxylic acid

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: thionyl chloride / 2 h / 80 °C
2: 1.) n-BuLi, biquinoline / 1.) THF, hexane, from -30 deg C to -5 deg C, 2.) THF, hexane, RT, 1 h
3: 1.) Ac2O / 1.) 130 deg C, 1 h, 2.) CH2Cl2, RT, 0.5 h
4: 86.5 percent / NaH / tetrahydrofuran / 1 h / Heating
View Scheme
Multi-step reaction with 5 steps
1: PCl5 / 0.13 h / 100 °C
2: 2.) p-TsOH*H2O / 1.) ether, RT, 2 h, 2.) H2O, reflux, 2.5 h
3: Ac2O / 15 h / 130 °C
4: ethanol / 1 h / Ambient temperature
5: NaH / dioxane / 1 h / Ambient temperature
View Scheme
Multi-step reaction with 4 steps
1.1: thionyl chloride / 2.5 h / 85 °C
2.1: 2,2'-biquinoline; n-butyllithium / tetrahydrofuran; hexane / 1 h / -50 - 20 °C
3.1: acetic anhydride / 1 h / 130 °C
3.2: 1 h
4.1: sodium hydride / tetrahydrofuran / 1.5 h / Inert atmosphere; Reflux
View Scheme
ethyl 2,6-dichloro-5-fluoropyridine-3-carboxylate
82671-03-2

ethyl 2,6-dichloro-5-fluoropyridine-3-carboxylate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 73.2 percent / trifluoroacetic acid, 7.5 N aq. HCl / 24 h / Heating
2: thionyl chloride / 2 h / 80 °C
3: 1.) n-BuLi, biquinoline / 1.) THF, hexane, from -30 deg C to -5 deg C, 2.) THF, hexane, RT, 1 h
4: 1.) Ac2O / 1.) 130 deg C, 1 h, 2.) CH2Cl2, RT, 0.5 h
5: 86.5 percent / NaH / tetrahydrofuran / 1 h / Heating
View Scheme
Multi-step reaction with 5 steps
1.1: trifluoroacetic acid; hydrogenchloride / water / 26 h / Reflux
2.1: thionyl chloride / 2.5 h / 85 °C
3.1: 2,2'-biquinoline; n-butyllithium / tetrahydrofuran; hexane / 1 h / -50 - 20 °C
4.1: acetic anhydride / 1 h / 130 °C
4.2: 1 h
5.1: sodium hydride / tetrahydrofuran / 1.5 h / Inert atmosphere; Reflux
View Scheme
2,4-difluorophenylamine
367-25-9

2,4-difluorophenylamine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: ethanol / 1 h / Ambient temperature
2: NaH / dioxane / 1 h / Ambient temperature
View Scheme
2,6-dichloro-α-(ethoxymethylene)-5-fluoro-β-oxo-3-pyridinepropanoic acid ethyl ester
96568-05-7

2,6-dichloro-α-(ethoxymethylene)-5-fluoro-β-oxo-3-pyridinepropanoic acid ethyl ester

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: ethanol / 1 h / Ambient temperature
2: NaH / dioxane / 1 h / Ambient temperature
View Scheme
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

tert-butyl (1R,5S,6R)-3-azabicyclo[3.1.0]hexan-6-ylcarbamate
134575-17-0

tert-butyl (1R,5S,6R)-3-azabicyclo[3.1.0]hexan-6-ylcarbamate

7-([1α,5α,6α]-6-tert-Butoxycarbonylamino-3-azabicyclo[3.1.0]hex-3-yl)-6-fluoro-1-(2,4-difluorophenyl)-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid,ethyl ester
134575-66-9

7-([1α,5α,6α]-6-tert-Butoxycarbonylamino-3-azabicyclo[3.1.0]hex-3-yl)-6-fluoro-1-(2,4-difluorophenyl)-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid,ethyl ester

Conditions
ConditionsYield
With triethylamine In methanol for 1h; Substitution; Heating;99%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid
100492-04-4

7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid

Conditions
ConditionsYield
In hydrogenchloride; water97.1%
With methanesulfonic acid for 1h; Hydrolysis; Heating;89%
With methanesulfonic acid In tetrahydrofuran; water41.3 g (89%)
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

(1α,5α,6α)-6-Nitro-3-azabicyclo[3.1.0]hexane hydrochloride

(1α,5α,6α)-6-Nitro-3-azabicyclo[3.1.0]hexane hydrochloride

Ethyl (1α,5α,6α)-7-(6-nitro-3-azabicyclo[3.1.0]hexan-3-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
171176-55-9

Ethyl (1α,5α,6α)-7-(6-nitro-3-azabicyclo[3.1.0]hexan-3-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With triethylamine In acetonitrile at 82℃; for 6.5h; Substitution;89%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

5-chloro-1H-benzoimidazole-2-thiol
25369-78-2

5-chloro-1H-benzoimidazole-2-thiol

ethyl 7-((5-chloro-1H-benzo[d]imidazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 7-((5-chloro-1H-benzo[d]imidazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;88%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

2-Mercaptobenzothiazole
149-30-4

2-Mercaptobenzothiazole

ethyl 7-((benzo[d]thiazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 7-((benzo[d]thiazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;86%
(RS)-2-methylpiperazine
109-07-9

(RS)-2-methylpiperazine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

1-(2,4-Difluoro-phenyl)-6-fluoro-7-(3-methyl-piperazin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
100491-63-2

1-(2,4-Difluoro-phenyl)-6-fluoro-7-(3-methyl-piperazin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With pyridine for 3h; Ambient temperature;85.7%
1-methyl-piperazine
109-01-3

1-methyl-piperazine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

1-(2,4-Difluoro-phenyl)-6-fluoro-7-(4-methyl-piperazin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
100492-07-7

1-(2,4-Difluoro-phenyl)-6-fluoro-7-(4-methyl-piperazin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With pyridine for 3h; Ambient temperature;85.3%
1-Acetyl-1,2,3,6-tetrahydro-4-tributylstannyl-pyridine
130579-43-0

1-Acetyl-1,2,3,6-tetrahydro-4-tributylstannyl-pyridine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 7-(1-acetyl-1,2,3,6-tetrahydro-4-pyridinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
134046-57-4

ethyl 7-(1-acetyl-1,2,3,6-tetrahydro-4-pyridinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methyl-phenol; bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide for 7h; Heating;83%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

dimethyl-(3-piperazin-1-yl-propyl)-amine
877-96-3

dimethyl-(3-piperazin-1-yl-propyl)-amine

ethyl 1-(2,4-difluorophenyl)-7-(4-(3-(dimethylamino)propyl)piperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-7-(4-(3-(dimethylamino)propyl)piperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;82%
piperazine
110-85-0

piperazine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8-naphthyridine-3-carboxylate
104051-62-9

ethyl 1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With pyridine for 3h; Ambient temperature;81.4%
With pyridine at 20℃; for 24h;
3-acetylaminopyrrolidine
79286-74-1

3-acetylaminopyrrolidine

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 7-(3-acetylamino-1-pyrrolidinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
100491-94-9

ethyl 7-(3-acetylamino-1-pyrrolidinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With pyridine for 3h; Ambient temperature;81.2%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

6,9-diazaspiro<4,5>decane dihydrochloride
145122-55-0

6,9-diazaspiro<4,5>decane dihydrochloride

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-(6,9-diazaspiro<4,5>decan-9-yl)-1,4-dihydro-4-oxo<1,8>naphthyridine-3-carboxylate
145122-71-0

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-(6,9-diazaspiro<4,5>decan-9-yl)-1,4-dihydro-4-oxo<1,8>naphthyridine-3-carboxylate

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; 1,8-diazabicyclo[5.4.0]undec-7-ene at 100℃;81%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

1α,5α,6β-6-dibenzylamino-3-azabicyclo[3.1.0]hexane
210165-65-4

1α,5α,6β-6-dibenzylamino-3-azabicyclo[3.1.0]hexane

7-((1R,5S,6R)-6-Dibenzylamino-3-aza-bicyclo[3.1.0]hex-3-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
210165-72-3

7-((1R,5S,6R)-6-Dibenzylamino-3-aza-bicyclo[3.1.0]hex-3-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With triethylamine In acetonitrile at 60℃; for 5h;80%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Benzimidazol-2-thiol
134469-07-1

Benzimidazol-2-thiol

ethyl 7-((1H-benzo[d]imidazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 7-((1H-benzo[d]imidazol-2-yl)thio)-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;80%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

5-methyl-1H-benzoimidazole-2-thiol
27231-36-3

5-methyl-1H-benzoimidazole-2-thiol

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-((6-methyl-1H-benzo[d]imidazol-2-yl)thio)-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-((6-methyl-1H-benzo[d]imidazol-2-yl)thio)-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;79%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

(2S,4S)-4-Acetylamino-2-methylpyrrolidine
114677-00-8

(2S,4S)-4-Acetylamino-2-methylpyrrolidine

7-((2S,4S)-4-Acetylamino-2-methyl-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
121332-89-6

7-((2S,4S)-4-Acetylamino-2-methyl-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With triethylamine In pyridine at 65℃; for 336h;78%
5-nitro-2-mercaptobenzimidazole
6325-91-3

5-nitro-2-mercaptobenzimidazole

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-((6-nitro-1H-benzo[d]imidazol-2-yl)thio)-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-((6-nitro-1H-benzo[d]imidazol-2-yl)thio)-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 40℃; for 12h;78%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6,7-difluoro-1,4-dihydro-4-oxo-1, 8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-6,7-difluoro-1,4-dihydro-4-oxo-1, 8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In dimethyl sulfoxide at 20℃; for 0.166667h;77%
[1α,2α,5α]-1-[(N-tert-Butoxycarbonyl)amino]-2-methyl-3-azabicyclo[3.1.0]hexane

[1α,2α,5α]-1-[(N-tert-Butoxycarbonyl)amino]-2-methyl-3-azabicyclo[3.1.0]hexane

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

7-([1α,2α,5α]-1-tert-Butoxycarbonylamino-2-methyl-3-azabicyclo[3.1.0]hex-3-yl)-6-fluoro-1-(2,4-difluoro phenyl)-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid, ethyl ester

7-([1α,2α,5α]-1-tert-Butoxycarbonylamino-2-methyl-3-azabicyclo[3.1.0]hex-3-yl)-6-fluoro-1-(2,4-difluoro phenyl)-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acid, ethyl ester

Conditions
ConditionsYield
72%
72%
tert-butyl acetoacetate
1694-31-1

tert-butyl acetoacetate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

7-(1-tert-Butoxycarbonyl-2-oxo-propyl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
123822-15-1

7-(1-tert-Butoxycarbonyl-2-oxo-propyl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide for 20h; Ambient temperature;61%
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

4,7-diazaspiro<2,5>octane dihydrochloride
145122-56-1

4,7-diazaspiro<2,5>octane dihydrochloride

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-(4,7-diazaspiro<2,5>octan-7-yl)-1,4-dihydro-4-oxo<1,8>naphthyridine-3-carboxylate
145122-69-6

ethyl 1-(2,4-difluorophenyl)-6-fluoro-7-(4,7-diazaspiro<2,5>octan-7-yl)-1,4-dihydro-4-oxo<1,8>naphthyridine-3-carboxylate

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; 1,8-diazabicyclo[5.4.0]undec-7-ene at 100℃;53%
1,1-dimethylethyl-<3-(tri-n-butylstannyl)-2-cyclopenten-1-yl>carbamate
129081-77-2

1,1-dimethylethyl-<3-(tri-n-butylstannyl)-2-cyclopenten-1-yl>carbamate

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

ethyl 1-(2,4-difluorophenyl)-7-<3-<<(1,1-dimethylethoxy)carbonyl>amino>-1-cyclopenten-1-yl>-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
134046-56-3

ethyl 1-(2,4-difluorophenyl)-7-<3-<<(1,1-dimethylethoxy)carbonyl>amino>-1-cyclopenten-1-yl>-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methyl-phenol; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane for 55h; Heating;42%
(1R,4R)-2,5-diazabicyclo<2.2.1>heptane
116183-84-7

(1R,4R)-2,5-diazabicyclo<2.2.1>heptane

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

7-(1R,4R)-2,5-Diaza-bicyclo[2.2.1]hept-2-yl-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

7-(1R,4R)-2,5-Diaza-bicyclo[2.2.1]hept-2-yl-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 70℃; for 1h;
<1R,4R>-(1R-cis) 2,5-diazabicyclo<2.2.2>octane
132339-20-9

<1R,4R>-(1R-cis) 2,5-diazabicyclo<2.2.2>octane

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

7-(1S,4S)-2,5-Diaza-bicyclo[2.2.1]hept-2-yl-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

7-(1S,4S)-2,5-Diaza-bicyclo[2.2.1]hept-2-yl-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With triethylamine In pyridine at 40℃; for 48h;
acetic anhydride
108-24-7

acetic anhydride

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

(3S)-3-azido-1-(phenylmethyl)pyrrolidine
114636-29-2

(3S)-3-azido-1-(phenylmethyl)pyrrolidine

A

7-((R)-3-Acetylamino-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

7-((R)-3-Acetylamino-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

B

7-((S)-3-Acetylamino-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
114636-32-7

7-((S)-3-Acetylamino-pyrrolidin-1-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate
100491-29-0

ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

(1R,4R,6S)-6-methyl-5-(phenylmethyl)2,5-diazabicyclo<2.2.1>heptane dihydrobromide
141871-22-9, 141902-28-5

(1R,4R,6S)-6-methyl-5-(phenylmethyl)2,5-diazabicyclo<2.2.1>heptane dihydrobromide

7-((1R,4R,6S)-5-Benzyl-6-methyl-2,5-diaza-bicyclo[2.2.1]hept-2-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester
143005-00-9

7-((1R,4R,6S)-5-Benzyl-6-methyl-2,5-diaza-bicyclo[2.2.1]hept-2-yl)-1-(2,4-difluoro-phenyl)-6-fluoro-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile

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