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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

5,6,7,8-Tetrahydro-1,6-naphthyridine Manufacturer/High quality/Best price/In stock

Cas:80957-68-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

80957-68-2 2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc )

80957-68-2 2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

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

Top Purity CAS 80957-68-2 with fast shipping

Cas:80957-68-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

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

1,6-Naphthyridine,5,6,7,8-tetrahydro-

Cas:80957-68-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

1,6-Naphthyridine,5,6,7,8-tetrahydro-

Cas:80957-68-2

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

1,6-Naphthyridine,5,6,7,8-tetrahydro-

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

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

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Trading Company

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

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

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

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:

5,6,7,8-Tetrahydro-1,6-naphthyridine

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We 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

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

1, 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

1,6-Naphthyridine,5,6,7,8-tetrahydro-

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

5,6,7,8-tetrahydro-1,6-naphthyridine cas no. 80957-68-2 98%

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower 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

5,6,7,8-Tetrahydro-1,6-naphthyridine

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

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

2-FORMYL-IMIDAZO[1,2-A]PYRIDINE-6-CARBONITRILE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

5,6,7,8-Tetrahydro-1,6-naphthyridine

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

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

5,6,7,8-tetrahydro-1,6-naphthyridine(SALTDATA: 2HCl 0.5H2O)

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

We are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE Application:2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Other

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance: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

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE CAS No.80957-68-2

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

80957-68-2

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

5,6,7,8-Tetrahydro-1,6-naphthyridine cas 80957-68-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

5,6,7,8-Tetrahydro-1,6-naphthyridine cas 80957-68-2

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

80957-68-2 Application:intermediate

1,6-Naphthyridine, 5,6,7,8-tetrahydro-

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Newgreat Chemical Co., Ltd

Wuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process

2-P-TOLYL-4,5,6,7-TETRAHYDRO-OXAZOLO[5,4-C]PYRIDINE

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

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

5,6,7,8-Tetrahydro-1,6-naphthyridine

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

5,6,7,8-Tetrahydro-[1,6]naphthyridine

Cas:80957-68-2

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

3-bromo-5,6,7,8-tetrahydro-1,6-naphthyridine
625100-00-7

3-bromo-5,6,7,8-tetrahydro-1,6-naphthyridine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen In ethanol under 2844.39 Torr; for 3.5h;100%
With palladium 10% on activated carbon; hydrogen In ethanol under 2844.39 Torr; for 3.5h;0.5 g
6-benzyl-5,6,7,8-tetrahydro-1,6-naphthyridine
75510-02-0

6-benzyl-5,6,7,8-tetrahydro-1,6-naphthyridine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In acetic acid at 50 - 60℃;94%
With palladium on activated charcoal; hydrogen; acetic acid under 2585.81 Torr; for 48h;64%
With hydrogen; palladium 10% on activated carbon In acetic acid at 50 - 60℃; under 760.051 Torr; for 2h;60%
With hydrogen; acetic acid; palladium on activated charcoal at 50 - 60℃; for 2h;
1-phenylmethyl-4-piperidone
3612-20-2

1-phenylmethyl-4-piperidone

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Et3N; pyridinium acetate / 22 h / 120 °C
2: H2; AcOH / Pd/C / 2 h / 50 - 60 °C
View Scheme
Multi-step reaction with 2 steps
1: 37 percent / Et3N, piperidinium acetate / 24 h / 120 °C
2: 94 percent / H2 / Pd-C / acetic acid / 50 - 60 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium tetrachloroaurate(III) dihydrate / ethanol / 8 h / 90 °C / Sealed tube
2: palladium on activated charcoal; hydrogen; acetic acid / 48 h / 2585.81 Torr
View Scheme
methyl 2-methylnicotinate
65719-09-7

methyl 2-methylnicotinate

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 16 h / 90 °C / Inert atmosphere
2.1: tetrabutyl ammonium fluoride / acetonitrile / 16 h / 0 - 30 °C / Inert atmosphere
3.1: hydrogen / methanol; water / 16 h / 50 °C / 2585.81 Torr
4.1: dimethylsulfide borane complex / tetrahydrofuran; dichloromethane / 16 h / 0 - 90 °C
4.2: 0.25 h / 30 °C
4.3: 3 h / 0 - 90 °C
View Scheme
methyl 2-(bromomethyl)pyridine-3-carboxylate
116986-08-4

methyl 2-(bromomethyl)pyridine-3-carboxylate

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: tetrabutyl ammonium fluoride / acetonitrile / 16 h / 0 - 30 °C / Inert atmosphere
2.1: hydrogen / methanol; water / 16 h / 50 °C / 2585.81 Torr
3.1: dimethylsulfide borane complex / tetrahydrofuran; dichloromethane / 16 h / 0 - 90 °C
3.2: 0.25 h / 30 °C
3.3: 3 h / 0 - 90 °C
View Scheme
methyl 2-(cyanomethyl)nicotinate

methyl 2-(cyanomethyl)nicotinate

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: hydrogen / methanol; water / 16 h / 50 °C / 2585.81 Torr
2.1: dimethylsulfide borane complex / tetrahydrofuran; dichloromethane / 16 h / 0 - 90 °C
2.2: 0.25 h / 30 °C
2.3: 3 h / 0 - 90 °C
View Scheme
7,8-Dihydro-1,6-Naphthyridine-5(6H)-one
155058-02-9

7,8-Dihydro-1,6-Naphthyridine-5(6H)-one

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Stage #1: 7,8-Dihydro-1,6-Naphthyridine-5(6H)-one With dimethylsulfide borane complex In tetrahydrofuran; dichloromethane at 0 - 90℃; for 16h;
Stage #2: In methanol at 30℃; for 0.25h;
Stage #3: With hydrogenchloride In 1,4-dioxane at 0 - 90℃; for 3h;
3-bromo-2-picoline
38749-79-0

3-bromo-2-picoline

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: triethylamine; [1,1'-bis(diphenylphosphino)ferrocene]dichloropalladium(II) / 16 h / 80 °C / 2585.81 Torr
2.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 16 h / 90 °C / Inert atmosphere
3.1: tetrabutyl ammonium fluoride / acetonitrile / 16 h / 0 - 30 °C / Inert atmosphere
4.1: hydrogen / methanol; water / 16 h / 50 °C / 2585.81 Torr
5.1: dimethylsulfide borane complex / tetrahydrofuran; dichloromethane / 16 h / 0 - 90 °C
5.2: 0.25 h / 30 °C
5.3: 3 h / 0 - 90 °C
View Scheme
1-phenylpiperidin-4-one
19125-34-9

1-phenylpiperidin-4-one

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium tetrachloroaurate(III) dihydrate / ethanol / Reflux
2: hydrogen; palladium on activated charcoal / acetic acid / 2 h / 60 °C
View Scheme
6-phenyl-5,6,7,8-tetrahydro-1,6-naphthyridine

6-phenyl-5,6,7,8-tetrahydro-1,6-naphthyridine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With palladium on activated charcoal; hydrogen In acetic acid at 60℃; for 2h;
6-chloro-4-methyl-3-nitro-2-pyrrolidin-1-yl-pyridine
1253378-59-4

6-chloro-4-methyl-3-nitro-2-pyrrolidin-1-yl-pyridine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-(4-methyl-5-nitro-6-pyrrolidin-1-yl-pyridin-2-yl)-5,6,7,8-tetrahydro-[1,6]-naphthyridine
1253378-62-9

6-(4-methyl-5-nitro-6-pyrrolidin-1-yl-pyridin-2-yl)-5,6,7,8-tetrahydro-[1,6]-naphthyridine

Conditions
ConditionsYield
With triethylamine In dimethyl sulfoxide at 110℃; for 8h; Microwave irradiation;100%
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

7,8-dihydro-1,6-naphthyridine
1430218-32-8

7,8-dihydro-1,6-naphthyridine

Conditions
ConditionsYield
With manganese(IV) oxide In dichloromethane; dimethyl sulfoxide at 20℃; for 24h;100%
4-((4-(bromomethyl)benzyl)oxy)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione
1323408-40-7

4-((4-(bromomethyl)benzyl)oxy)-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

4-((4-((7,8-DIHYDRO-1,6-NAPHTHYRIDIN-6(5H)-YL)METHYL) BENZYL)OXY)-2-(2,6-DIOXOPIPERIDIN-3-YL)ISOINDOLINE-1,3-DIONE
1323403-44-6

4-((4-((7,8-DIHYDRO-1,6-NAPHTHYRIDIN-6(5H)-YL)METHYL) BENZYL)OXY)-2-(2,6-DIOXOPIPERIDIN-3-YL)ISOINDOLINE-1,3-DIONE

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 17h;99%
2-chloropropionyl chloride
7623-09-8

2-chloropropionyl chloride

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-(2-chloropropionyl)-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-45-2

6-(2-chloropropionyl)-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With triethylamine In chloroform Ambient temperature;89%
3-[4-[[4-(bromomethyl)phenyl]methoxy]-1-oxo-isoindolin-2-yl]piperidine-2,6-dione
1323407-86-8

3-[4-[[4-(bromomethyl)phenyl]methoxy]-1-oxo-isoindolin-2-yl]piperidine-2,6-dione

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

3-(4-((4-((7,8-DIHYDRO-1,6-NAPHTHYRIDIN-6(5H)-YL)METHYL) BENZYL)OXY)-1-OXOISOINDOLIN-2-YL)PIPERIDINE-2,6-DIONE
1323403-58-2

3-(4-((4-((7,8-DIHYDRO-1,6-NAPHTHYRIDIN-6(5H)-YL)METHYL) BENZYL)OXY)-1-OXOISOINDOLIN-2-YL)PIPERIDINE-2,6-DIONE

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 1h;88%
trans-chrotonyl chloride
625-35-4, 3488-22-0, 10487-71-5

trans-chrotonyl chloride

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-crotonoyl-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-49-6

6-crotonoyl-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With pyridine In chloroform 1.) 2 h, 5 deg C; 2.) r.t.;84%
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

2-bromoethanol
540-51-2

2-bromoethanol

6-(2-hydroxyethyl)-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-56-5

6-(2-hydroxyethyl)-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With triethylamine In ethanol for 9.5h; Heating;69%
1-(2-chloropropionyl)-4-(2-methoxyphenyl)piperazine
95395-48-5

1-(2-chloropropionyl)-4-(2-methoxyphenyl)piperazine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-<2-<4-(2-methoxyphenyl)-1-piperazinyl>-1-methyl-2-oxoethyl>-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-47-4

6-<2-<4-(2-methoxyphenyl)-1-piperazinyl>-1-methyl-2-oxoethyl>-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With triethylamine In ethanol Heating;60%
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

acetyl chloride
75-36-5

acetyl chloride

6-Acetyl-5,6,7,8-tetrahydro-1,6-naphthyridine
90781-15-0

6-Acetyl-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With triethylamine In dichloromethane58%
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

1-bromo-3-propanol
627-18-9

1-bromo-3-propanol

6-(3-hydroxypropyl)-5,6,7,8-tetrahydro-1,6-naphthyridine
75510-13-3

6-(3-hydroxypropyl)-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With triethylamine In ethanol Heating;56%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

7,8-dihydro-5H-[1,6]naphthyridine-6-carboxylic acid tert-butyl ester
259809-44-4

7,8-dihydro-5H-[1,6]naphthyridine-6-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With sodium hydroxide In water; toluene for 0.333333h;55%
With sodium hydroxide In toluene for 0.166667h;981 mg
trimethylsilyl cyanide
7677-24-9

trimethylsilyl cyanide

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

5,6,7,8-tetrahydro-1,6-naphthyridine-6-nitrile

5,6,7,8-tetrahydro-1,6-naphthyridine-6-nitrile

Conditions
ConditionsYield
With potassium fluoride; tetrabutylammomium bromide In acetonitrile at 20℃; for 3h;47%
2-(5-amino-2-(furan-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)-2-phenylacetic acid

2-(5-amino-2-(furan-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)-2-phenylacetic acid

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

2-(5-amino-2-(furan-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)-1-(7,8-dihydro-1,6-naphthyridin-6 (5H)-yl)-2-phenylethan-1-one

2-(5-amino-2-(furan-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)-1-(7,8-dihydro-1,6-naphthyridin-6 (5H)-yl)-2-phenylethan-1-one

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; HATU In N,N-dimethyl-formamide at 20℃; for 16h;44%
C16H13ClFN5

C16H13ClFN5

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

C24H22FN7

C24H22FN7

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 120℃; Sealed tube;39%
C17H15ClFN5

C17H15ClFN5

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

C25H24FN7

C25H24FN7

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine Sealed tube;39%
C16H12ClF2N5

C16H12ClF2N5

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

C24H21F2N7

C24H21F2N7

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 130℃; for 8h;39%
C16H10ClFN4

C16H10ClFN4

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

C26H21FN6

C26H21FN6

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 130℃; for 12h;38%
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

diethyl (5,6,7,8-tetrahydro-1,6-napthyridin-5-yl)phosphonate

diethyl (5,6,7,8-tetrahydro-1,6-napthyridin-5-yl)phosphonate

Conditions
ConditionsYield
With sodium acetate; lithium perchlorate In acetonitrile at 20℃; for 6h; Electrolysis;38%
C17H14ClFN4

C17H14ClFN4

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

C25H23FN6

C25H23FN6

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 120℃; Sealed tube;35%
1-methyl-6-(3-(oxiran-2-ylmethoxy)phenyl)-1H-benzo[d]imidazole
1616059-77-8

1-methyl-6-(3-(oxiran-2-ylmethoxy)phenyl)-1H-benzo[d]imidazole

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

1-(7,8-dihydro-1,6-naphthyridin-6(5H)-yl)-3-(3-(1-methyl-1H-benzo[d]imidazol-6-yl)phenoxy)propan-2-ol

1-(7,8-dihydro-1,6-naphthyridin-6(5H)-yl)-3-(3-(1-methyl-1H-benzo[d]imidazol-6-yl)phenoxy)propan-2-ol

Conditions
ConditionsYield
In ethanol at 80℃; for 5h;25.4%
N-(2-hydroxy-3-iodopropyl)-2-(quinolin-8-yloxy)acetamide

N-(2-hydroxy-3-iodopropyl)-2-(quinolin-8-yloxy)acetamide

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

N-[2-hydroxy-3-(5,6,7,8-tetrahydro-1,6-naphthyridin-6-yl)propyl]-2-(quinolin-8-yloxy)acetamide

N-[2-hydroxy-3-(5,6,7,8-tetrahydro-1,6-naphthyridin-6-yl)propyl]-2-(quinolin-8-yloxy)acetamide

Conditions
ConditionsYield
In methanol at 80℃; for 24h;19%
tert-butyl cyclopentyl(3-(oxiran-2-ylmethoxy)benzyl)carbamate
1616059-87-0

tert-butyl cyclopentyl(3-(oxiran-2-ylmethoxy)benzyl)carbamate

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

tert-butyl cyclopentyl(3-(3-(7,8-dihydro-1,6-naphthyridin-6(5H)-yl)-2-hydroxypropoxy)benzyl)carbamate

tert-butyl cyclopentyl(3-(3-(7,8-dihydro-1,6-naphthyridin-6(5H)-yl)-2-hydroxypropoxy)benzyl)carbamate

Conditions
ConditionsYield
In ethanol at 100℃; for 0.5h; Microwave irradiation;8.7%
4-methacryloyl-4-(2-methoxyphenyl)piperazine
96743-74-7

4-methacryloyl-4-(2-methoxyphenyl)piperazine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-<3-<4-(2-methoxyphenyl)-1-piperazinyl>-2-methyl-3-oxopropyl>-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-52-1

6-<3-<4-(2-methoxyphenyl)-1-piperazinyl>-2-methyl-3-oxopropyl>-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With N-benzyl-trimethylammonium hydroxide In ethanol Heating;
1-crotonoyl-4-(2-methoxyphenyl)piperazine
95395-50-9

1-crotonoyl-4-(2-methoxyphenyl)piperazine

5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-<3-<4-(2-methoxyphenyl)-1-piperazinyl>-1-methyl-3-oxopropyl>-5,6,7,8-tetrahydro-1,6-naphthyridine
95395-51-0

6-<3-<4-(2-methoxyphenyl)-1-piperazinyl>-1-methyl-3-oxopropyl>-5,6,7,8-tetrahydro-1,6-naphthyridine

Conditions
ConditionsYield
With N-benzyl-trimethylammonium hydroxide In ethanol Heating;
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

5,6,7,8-tetrahydro-[1,6]naphthyridine-2-carboxylic acid methyl ester
1057855-79-4

5,6,7,8-tetrahydro-[1,6]naphthyridine-2-carboxylic acid methyl ester

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 981 mg / aq. NaOH / toluene / 0.17 h
2: 98 percent / m-chloroperbenzoic acid / CH2Cl2 / 0.5 h / 0 °C
3: 88 percent / N,N-dimethylcarbamyl chloride / CH2Cl2 / 41 h / 20 °C
4: aq. HCl / 3 h / 100 °C
View Scheme
5,6,7,8-tetrahydro-1,6-naphthyridine
80957-68-2

5,6,7,8-tetrahydro-1,6-naphthyridine

6-(tert-butoxycarbonyl)-5,6,7,8-tetrahydro-1,6-naphthyridine-1-oxide
259809-45-5

6-(tert-butoxycarbonyl)-5,6,7,8-tetrahydro-1,6-naphthyridine-1-oxide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 981 mg / aq. NaOH / toluene / 0.17 h
2: 98 percent / m-chloroperbenzoic acid / CH2Cl2 / 0.5 h / 0 °C
View Scheme

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