Products

Refine

Country

Business Type

Certificate

Display

Shanghai Pinewood Fine Chemical Co., Ltd.

Appearance:KIND OF WHITE TO WHITE CRYSTALLOID POWDER Application:Trazodone Port:Shanghai

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Jinan Finer Chemical Co., Ltd

Product description: Product name 1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one CAS number 6969-71-7 Assay ≥98% Appearance White powder Capacity 200mt/year Application Pharmaceutica

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carb

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one CAS NO.6969-71-7

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

Hefei TNJ chemical industry co.,ltd

CAS No.: 6969-71-7 Other Names: 1,2,4-TRIAZOLO-[4,3-A]PYRIDINE-3(2H)-ONE MF: C6H5N3O EINECS No.: 230-191-8 Place of Origin:

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:25 Kilogram

FOB Price: $1000.0

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Gram

Negotiable

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

Factory Supply 1,2,4-triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1

Negotiable

Type:Other

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one Manufacturer/High quality/Best price/In stock

Cas:6969-71-7

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of pharmaceu

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Lab/Research institutions

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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 on.

6969-71-7 1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Kilogram

Negotiable

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

New production CAS 6969-71-7 with best quality

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powder 2. Fact

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one CAS6969-71-7

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $20.0 / 25.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name 124-Triazolo[43-a]pyridin-3(2H)-one Synonyms 124-Triazolopyridin-3-one CAS 6969-71-7 CAS: 6969-71-7 MF: - MW: -

1,2,4-Triazolo [4,3-a]pyridin-3(2H)-one CAS: 6969-71-7

Cas:6969-71-7

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one 6969-71-7

Cas:6969-71-7

Min.Order:1 Kilogram

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one with CAS:6969-71-7

Cas:6969-71-7

Min.Order:1 Kilogram

FOB Price: $45.0 / 55.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-oneCAS:6969-71-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high qual

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-oneCAS:6969-71-7

Cas:6969-71-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best 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

1,2,4-Triazolo[4,3-Α]Pyridin-3(2H)-One

Cas:6969-71-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Triumph International Development Limilted

Appearance:Light Brown to Brown solid Storage:2-8°C Application:1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one was used to prepare a congener of Trazodone (T718500) which was found to be a potent and selective inhibitor of synaptosomal uptake of 5

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:25 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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:0 Metric Ton

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:0

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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 purity 1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-oneAppearance:white crystalline powder Storage:In Shade Package:according to customers' requirements Application:Pharmaceutical intermediates Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Gram

Negotiable

Type:Other

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

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:light yellow crystals Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag,or as your request Application:For medicine , pesticide intermedi

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Gram

Negotiable

Type:Trading Company

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,

1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one

Cas:6969-71-7

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Synthetic route

N'-(pyridin-2-yl)formic hydrazide

N'-(pyridin-2-yl)formic hydrazide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 140℃; for 24h; Reagent/catalyst; Temperature; Solvent; Schlenk technique; Sealed tube;81%
pyrid-2-ylhydrazine
4930-98-7

pyrid-2-ylhydrazine

urea
57-13-6

urea

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In neat (no solvent) for 0.0138889h; Microwave irradiation;75%
at 200℃; for 2h; Cyclization;57%
at 130℃; for 3h;15%
at 120 - 160℃; for 4h; Temperature;
N'-(pyridin-2-yl)formic hydrazide

N'-(pyridin-2-yl)formic hydrazide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 140℃; for 24h; Reagent/catalyst; Temperature; Solvent; Schlenk technique; Sealed tube;81%
2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
4231-61-2

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In toluene at 150℃; for 0.25h; Microwave irradiation;72%
pyrid-2-ylhydrazine
4930-98-7

pyrid-2-ylhydrazine

urea
57-13-6

urea

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In neat (no solvent) for 0.0138889h; Microwave irradiation;75%
at 200℃; for 2h; Cyclization;57%
at 130℃; for 3h;15%
at 120 - 160℃; for 4h; Temperature;
2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
4231-61-2

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In toluene at 150℃; for 0.25h; Microwave irradiation;72%
2-chloropyridine
109-09-1

2-chloropyridine

semicarbazide hydrochloride
563-41-7

semicarbazide hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol for 24h; Reflux;51%
With sulfuric acid In 2-ethoxy-ethanol for 0.0333333h; Microwave irradiation;48%
With sulfuric acid In 2-ethoxy-ethanol; water35.0 g (59%)
2-chloropyridine
109-09-1

2-chloropyridine

semicarbazide hydrochloride
563-41-7

semicarbazide hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol for 24h; Reflux;51%
With sulfuric acid In 2-ethoxy-ethanol for 0.0333333h; Microwave irradiation;48%
With sulfuric acid In 2-ethoxy-ethanol; water35.0 g (59%)
diethylamine
109-89-7

diethylamine

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
51330-53-1

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

A

diethylacetamide
685-91-6

diethylacetamide

B

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In tetrahydrofuran at 25℃; Rate constant;
diethylamine
109-89-7

diethylamine

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
51330-53-1

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

A

diethylacetamide
685-91-6

diethylacetamide

B

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
In tetrahydrofuran at 25℃; Rate constant;
1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
51330-53-1

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

A

acetic acid
64-19-7

acetic acid

B

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With water at 25℃; Rate constant;
1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
51330-53-1

1-acetyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

A

acetic acid
64-19-7

acetic acid

B

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With water at 25℃; Rate constant;
2-bromo-pyridine
109-04-6

2-bromo-pyridine

<1,3>dioxolan-2-ylidene-malonodinitrile

<1,3>dioxolan-2-ylidene-malonodinitrile

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 100 percent / NH2NH2 / 2 h / 100 °C
2: 57 percent / 2 h / 200 °C
View Scheme
2-bromo-pyridine
109-04-6

2-bromo-pyridine

<1,3>dioxolan-2-ylidene-malonodinitrile

<1,3>dioxolan-2-ylidene-malonodinitrile

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 100 percent / NH2NH2 / 2 h / 100 °C
2: 57 percent / 2 h / 200 °C
View Scheme
2-chloropyridine
109-09-1

2-chloropyridine

hydrazine carboxamide
4426-72-6, 51433-48-8

hydrazine carboxamide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol; water
2-chloropyridine
109-09-1

2-chloropyridine

hydrazine carboxamide
4426-72-6, 51433-48-8

hydrazine carboxamide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol; water
2-bromo-pyridine
109-04-6

2-bromo-pyridine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrazine hydrate / 1,4-dioxane / Reflux
2: 3 h / 130 °C
View Scheme
Multi-step reaction with 2 steps
1: hydrazine / N,N-dimethyl-formamide / 0.03 h / Microwave irradiation
2: neat (no solvent) / 0.01 h / Microwave irradiation
View Scheme
2-bromo-pyridine
109-04-6

2-bromo-pyridine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrazine hydrate / 1,4-dioxane / Reflux
2: 3 h / 130 °C
View Scheme
Multi-step reaction with 2 steps
1: hydrazine / N,N-dimethyl-formamide / 0.03 h / Microwave irradiation
2: neat (no solvent) / 0.01 h / Microwave irradiation
View Scheme
2-chloropyridine
109-09-1

2-chloropyridine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrazine hydrate / ethanol / 12 h / Reflux
2: Triethoxysilane / N,N-dimethyl-formamide / 20 °C
3: N,N-dimethyl-formamide / 24 h / 140 °C / Schlenk technique; Sealed tube
View Scheme
Multi-step reaction with 2 steps
1: hydrazine / N,N-dimethyl-formamide / 25 h / Heating; Microwave irradiation
2: neat (no solvent) / 0.01 h / Microwave irradiation
View Scheme
2-chloropyridine
109-09-1

2-chloropyridine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrazine hydrate / ethanol / 12 h / Reflux
2: Triethoxysilane / N,N-dimethyl-formamide / 20 °C
3: N,N-dimethyl-formamide / 24 h / 140 °C / Schlenk technique; Sealed tube
View Scheme
Multi-step reaction with 2 steps
1: hydrazine / N,N-dimethyl-formamide / 25 h / Heating; Microwave irradiation
2: neat (no solvent) / 0.01 h / Microwave irradiation
View Scheme
pyrid-2-ylhydrazine
4930-98-7

pyrid-2-ylhydrazine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Triethoxysilane / N,N-dimethyl-formamide / 20 °C
2: N,N-dimethyl-formamide / 24 h / 140 °C / Schlenk technique; Sealed tube
View Scheme
pyrid-2-ylhydrazine
4930-98-7

pyrid-2-ylhydrazine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Triethoxysilane / N,N-dimethyl-formamide / 20 °C
2: N,N-dimethyl-formamide / 24 h / 140 °C / Schlenk technique; Sealed tube
View Scheme
2-bromo-pyridine
109-04-6

2-bromo-pyridine

semicarbazide hydrochloride
563-41-7

semicarbazide hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol for 0.0333333h; Microwave irradiation;
2-bromo-pyridine
109-04-6

2-bromo-pyridine

semicarbazide hydrochloride
563-41-7

semicarbazide hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sulfuric acid In 2-ethoxy-ethanol for 0.0333333h; Microwave irradiation;
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

methyl iodide
74-88-4

methyl iodide

2-methyl-2H-[1,2,4]triazolo[4,3-a]pyridin-3-one
4231-60-1

2-methyl-2H-[1,2,4]triazolo[4,3-a]pyridin-3-one

Conditions
ConditionsYield
In acetone at 40℃; Alkylation;100%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

methyl iodide
74-88-4

methyl iodide

2-methyl-2H-[1,2,4]triazolo[4,3-a]pyridin-3-one
4231-60-1

2-methyl-2H-[1,2,4]triazolo[4,3-a]pyridin-3-one

Conditions
ConditionsYield
In acetone at 40℃; Alkylation;100%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

phenylacetyl chloride
103-80-0

phenylacetyl chloride

2-phenylacetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

2-phenylacetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

Conditions
ConditionsYield
In chloroform Heating;96%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

phenylacetyl chloride
103-80-0

phenylacetyl chloride

2-phenylacetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

2-phenylacetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

Conditions
ConditionsYield
In chloroform Heating;96%
phosgene
75-44-5

phosgene

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-chloroformyl-1,2,4-triazolo<4,3-a>pyridin-3-(2H)-one
50993-36-7

2-chloroformyl-1,2,4-triazolo<4,3-a>pyridin-3-(2H)-one

Conditions
ConditionsYield
In tetrahydrofuran for 2h; Heating;93%
phosgene
75-44-5

phosgene

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-chloroformyl-1,2,4-triazolo<4,3-a>pyridin-3-(2H)-one
50993-36-7

2-chloroformyl-1,2,4-triazolo<4,3-a>pyridin-3-(2H)-one

Conditions
ConditionsYield
In tetrahydrofuran for 2h; Heating;93%
acetyl chloride
75-36-5

acetyl chloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-acetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one
27191-52-2

2-acetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

Conditions
ConditionsYield
In chloroform for 4h; Heating;92%
acetyl chloride
75-36-5

acetyl chloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-acetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one
27191-52-2

2-acetyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one

Conditions
ConditionsYield
In chloroform for 4h; Heating;92%
1,3-chlorobromopropane
109-70-6

1,3-chlorobromopropane

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one
19666-40-1

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In acetonitrile for 0.0222222h; Solvent; Microwave irradiation;92%
With potassium carbonate In acetonitrile for 8h; Heating / reflux;70%
1,3-chlorobromopropane
109-70-6

1,3-chlorobromopropane

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one
19666-40-1

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In acetonitrile for 0.0222222h; Solvent; Microwave irradiation;92%
With potassium carbonate In acetonitrile for 8h; Heating / reflux;70%
1-(3-chloropropyl)-4-(3-chlorophenyl)piperazine hydrochloride
52605-52-4

1-(3-chloropropyl)-4-(3-chlorophenyl)piperazine hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

trazodone
19794-93-5

trazodone

Conditions
ConditionsYield
With sodium hydroxide In isopropyl alcohol for 26h; Reagent/catalyst; Inert atmosphere; Reflux;92%
With tetrabutylammomium bromide; potassium carbonate In acetonitrile for 0.0222222h; Time; Microwave irradiation;92%
1-(3-chloropropyl)-4-(3-chlorophenyl)piperazine hydrochloride
52605-52-4

1-(3-chloropropyl)-4-(3-chlorophenyl)piperazine hydrochloride

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

trazodone
19794-93-5

trazodone

Conditions
ConditionsYield
With sodium hydroxide In isopropyl alcohol for 26h; Reagent/catalyst; Inert atmosphere; Reflux;92%
With tetrabutylammomium bromide; potassium carbonate In acetonitrile for 0.0222222h; Time; Microwave irradiation;92%
bromoacetic acid tert-butyl ester
5292-43-3

bromoacetic acid tert-butyl ester

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}acetate

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}acetate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 60℃; for 1.5h;70%
bromoacetic acid tert-butyl ester
5292-43-3

bromoacetic acid tert-butyl ester

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}acetate

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}acetate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 60℃; for 1.5h;70%
1,1-dideutero-3-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-ol
1181578-67-5

1,1-dideutero-3-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-ol

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(1,1-dideutero-3-(4-(3-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)one
1181577-82-1

2-(1,1-dideutero-3-(4-(3-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)one

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0 - 20℃;69%
1,1-dideutero-3-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-ol
1181578-67-5

1,1-dideutero-3-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-ol

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(1,1-dideutero-3-(4-(3-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)one
1181577-82-1

2-(1,1-dideutero-3-(4-(3-chlorophenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)one

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0 - 20℃;69%
4-chlorobutyl bromide
6940-78-9

4-chlorobutyl bromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(4-chlorobutyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(4-chlorobutyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; Cooling with ice;69%
4-chlorobutyl bromide
6940-78-9

4-chlorobutyl bromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(4-chlorobutyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(4-chlorobutyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; Cooling with ice;69%
1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine
142944-48-7

1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

trazodone
19794-93-5

trazodone

Conditions
ConditionsYield
Stage #1: 1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine With sodium hydride In 1,4-dioxane for 1h; Reflux;
Stage #2: [1,2,4]triazolo[4,3-a]pyridin-3(2H)-one In 1,4-dioxane for 20h; Reflux;
65%
1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine
142944-48-7

1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

trazodone
19794-93-5

trazodone

Conditions
ConditionsYield
Stage #1: 1-(3-bromopropyl)-4-(3-chlorophenyl)-piperazine With sodium hydride In 1,4-dioxane for 1h; Reflux;
Stage #2: [1,2,4]triazolo[4,3-a]pyridin-3(2H)-one In 1,4-dioxane for 20h; Reflux;
65%
benzyl bromide
100-39-0

benzyl bromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

A

1-benzyl-[1,2,4]triazolo[4,3-a]pyridinium-3-olate
42238-98-2

1-benzyl-[1,2,4]triazolo[4,3-a]pyridinium-3-olate

B

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
4231-61-2

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium carbonate In 1,4-dioxane at 80℃; for 10h; Alkylation;A 60%
B 32%
benzyl bromide
100-39-0

benzyl bromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

A

1-benzyl-[1,2,4]triazolo[4,3-a]pyridinium-3-olate
42238-98-2

1-benzyl-[1,2,4]triazolo[4,3-a]pyridinium-3-olate

B

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
4231-61-2

2-benzyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium carbonate In 1,4-dioxane at 80℃; for 10h; Alkylation;A 60%
B 32%
3-chloropropyl p-toluenesulfonate
632-02-0

3-chloropropyl p-toluenesulfonate

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one
19666-40-1

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one

Conditions
ConditionsYield
Stage #1: [1,2,4]triazolo[4,3-a]pyridin-3(2H)-one With sodium hydride In DMF (N,N-dimethyl-formamide) for 0.5h;
Stage #2: 3-chloropropyl p-toluenesulfonate In DMF (N,N-dimethyl-formamide) at 50℃; for 4h;
58%
3-chloropropyl p-toluenesulfonate
632-02-0

3-chloropropyl p-toluenesulfonate

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one
19666-40-1

2-(3-chloropropyl)-1,2,4-triazolo<4,3-a>pyridin-3-one

Conditions
ConditionsYield
Stage #1: [1,2,4]triazolo[4,3-a]pyridin-3(2H)-one With sodium hydride In DMF (N,N-dimethyl-formamide) for 0.5h;
Stage #2: 3-chloropropyl p-toluenesulfonate In DMF (N,N-dimethyl-formamide) at 50℃; for 4h;
58%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}propanoate

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}propanoate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 60℃; for 20h;58%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}propanoate

tert-butyl 2-{3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-2-yl}propanoate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 60℃; for 20h;58%
ethylene dibromide
106-93-4

ethylene dibromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(2-bromoethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(2-bromoethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 6h;54.7%
ethylene dibromide
106-93-4

ethylene dibromide

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(2-bromoethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(2-bromoethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 6h;54.7%
benzyl chloroformate
501-53-1

benzyl chloroformate

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

1-benzyloxycarbonyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
50739-45-2

1-benzyloxycarbonyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

Conditions
ConditionsYield
at 90℃; for 1h;52%
benzyl chloroformate
501-53-1

benzyl chloroformate

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

1-benzyloxycarbonyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
50739-45-2

1-benzyloxycarbonyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate

Conditions
ConditionsYield
at 90℃; for 1h;52%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

(1S,2R,5S)-2-(4'-Chloro-biphenyl-4-ylsulfanyl)-5-methanesulfonyloxymethyl-cyclopentanecarboxylic acid tert-butyl ester

(1S,2R,5S)-2-(4'-Chloro-biphenyl-4-ylsulfanyl)-5-methanesulfonyloxymethyl-cyclopentanecarboxylic acid tert-butyl ester

2-(4'-chloro-biphenyl-4-ylsulfanyl)-5-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-ylmethyl)-cyclopentanecarboxylic acid tert-butyl ester

2-(4'-chloro-biphenyl-4-ylsulfanyl)-5-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-ylmethyl)-cyclopentanecarboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 15-crown-5; sodium hydride In N,N-dimethyl-formamide at 40℃; for 12h;46%
[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

(1S,2R,5S)-2-(4'-Chloro-biphenyl-4-ylsulfanyl)-5-methanesulfonyloxymethyl-cyclopentanecarboxylic acid tert-butyl ester

(1S,2R,5S)-2-(4'-Chloro-biphenyl-4-ylsulfanyl)-5-methanesulfonyloxymethyl-cyclopentanecarboxylic acid tert-butyl ester

2-(4'-chloro-biphenyl-4-ylsulfanyl)-5-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-ylmethyl)-cyclopentanecarboxylic acid tert-butyl ester

2-(4'-chloro-biphenyl-4-ylsulfanyl)-5-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-ylmethyl)-cyclopentanecarboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 15-crown-5; sodium hydride In N,N-dimethyl-formamide at 40℃; for 12h;46%
C17H16BrF2NO
1084812-30-5

C17H16BrF2NO

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(5-(3,5-difluorophenoxy)-2-methyl-2,3,4,5-tetrahydro-1H-benzo[c]azepin-8-yl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
1084811-05-1

2-(5-(3,5-difluorophenoxy)-2-methyl-2,3,4,5-tetrahydro-1H-benzo[c]azepin-8-yl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium phosphate; N,N`-dimethylethylenediamine; copper(l) iodide In 1,4-dioxane at 110℃; for 16h; Product distribution / selectivity;46%
1,3-dibromo-1,1,3,3-d4-propane
64528-94-5

1,3-dibromo-1,1,3,3-d4-propane

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(1,1,3,3-tetradeutero-3-bromopropyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
1181578-69-7

2-(1,1,3,3-tetradeutero-3-bromopropyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 60℃; for 18h;31%
C17H16BrF2NO
1084812-30-5

C17H16BrF2NO

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

2-(5-(3,5-difluorophenoxy)-2-methyl-2,3,4,5-tetrahydro-1H-benzo[c]azepin-8-yl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
1084811-05-1

2-(5-(3,5-difluorophenoxy)-2-methyl-2,3,4,5-tetrahydro-1H-benzo[c]azepin-8-yl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

Conditions
ConditionsYield
With potassium phosphate; N,N`-dimethylethylenediamine; copper(l) iodide In 1,4-dioxane at 110℃; for 16h; Product distribution / selectivity;46%
3-chloro-1-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-one
349097-88-7

3-chloro-1-[4-(3-chlorophenyl)piperazin-1-yl]propan-1-one

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
6969-71-7

[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

1-(3-chloro-phenyl)-4-[3-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-yl)-propionyl]-piperazine
53689-32-0

1-(3-chloro-phenyl)-4-[3-(3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2-yl)-propionyl]-piperazine

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium hydroxide In toluene at 110℃; for 16h;30%

Downstream Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View