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HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Specification : 5,6-Dimethoxy-2-(pyridine-4-yl)me

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Gram

Negotiable

Type:Trading Company

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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

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one Manufacturer/High quality/Best price/In stock

Cas:4803-74-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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

High quality 4-[(5,6-Dimethoxy-1-Indanone) -2-Methyl] Pyridine supplier in China

Cas:4803-74-1

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Hangzhou Think Chemical Co. Ltd

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS No.:4803-74-1 Name: 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one Synonyms: 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylm

High purity 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS No.:4803-74-1

Cas:4803-74-1

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Other

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Quality 99% 4803-74-1 Letimovir intermediate Manufacturer

Cas:4803-74-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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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

2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one

Cas:4803-74-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com/pro01en/id/1089.html Product Name 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Gram

FOB Price: $12.0

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 on.O

tianfu-chem_ 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one 4803-74-1

Cas:4803-74-1

Min.Order:1 Kilogram

Negotiable

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

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Trading Company

inquiry

Shandong Hanjiang Chemical Co., Ltd.

4803-74-1 on hot selling Our distribution capabilities include: ● Flexible deliveries, intelligent solutions ● Anything from bulk shipments of thousands of tonnes down to the smallest shipment of packed goods and even samples.

4803-74-1 on hot selling

Cas:4803-74-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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 arrival CAS 4803-74-1 with best price

Cas:4803-74-1

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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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

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one/ LIDE PHARMA- Factory supply / Best price

Cas:4803-74-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best service is

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS NO 4803-74-1

Cas:4803-74-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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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

1H-Inden-1-one,2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 4803-74-1

Cas:4803-74-1

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

1H-Inden-1-one,2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-

Cas:4803-74-1

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

Donepezil Intermediate (Ⅰ)

Cas:4803-74-1

Min.Order:0

Negotiable

Type:Manufacturers

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

TIANFU CHEM 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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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 Service 1.Own made fine chemical products 2.Out sourcing and qua

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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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

4-[(5,6-DIMETHOXY-1-INDANONE) -2-METHYL] PYRIDINE

Cas:4803-74-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

1H-Inden-1-one,2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-

Cas:4803-74-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

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

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Siwei Development Group Ltd.

Product name: 5,6-Dimethoxy-2-(Pyridine-4-yl)Methylene-Indan-1-One CAS No.:4803-74-1 Molecule Formula:CC17H15NO3 Molecule Weight:281.30 Purity: 98% Package: 25kg/drum Description:Yellowish to yellow crystalline powder Manufacture Standards:Ent

High Quality 5,6-Dimethoxy-2-(Pyridine-4-yl)Methylene-Indan-1-One in stock

Cas:4803-74-1

Min.Order:1 Kilogram

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,

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one Basic information Product Name: 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one Synonyms: 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1h-inden-1-one;5,6-DIMETHOXY-2-(PYRIDINE-4-Y

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Gram

Negotiable

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

TIANFU CHEM 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

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

TIANFU CHEM 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

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

TIANFU CHEM 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h

1H-Inden-1-one,2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-

Cas:4803-74-1

Min.Order:0

Negotiable

Type:Other

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

Cas:4803-74-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

pyridine-4-carbaldehyde
872-85-5

pyridine-4-carbaldehyde

5,6-dimethoxy-1-indanone
2107-69-9

5,6-dimethoxy-1-indanone

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

Conditions
ConditionsYield
With potassium hydroxide In water at 25 - 30℃; for 3h; Product distribution / selectivity;98%
Stage #1: pyridine-4-carbaldehyde; 5,6-dimethoxy-1-indanone With toluene-4-sulfonic acid In toluene for 6h; Heating / reflux;
Stage #2: With sodium carbonate In water for 0.5 - 1h;
95.8%
With potassium iodide; calcium chloride In acetone at 40 - 50℃; for 4h; Reagent/catalyst; Time;92.2%
pyridine-4-carbaldehyde
872-85-5

pyridine-4-carbaldehyde

2-bromo-5,6-dimethoxy-1-indanone
2747-08-2

2-bromo-5,6-dimethoxy-1-indanone

A

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

B

5,6-dimethoxy-3-(pyridine-4-yl)spiro[indene-2,2'-oxiran]-1(3H)-one

5,6-dimethoxy-3-(pyridine-4-yl)spiro[indene-2,2'-oxiran]-1(3H)-one

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran at -78℃; Darzens condensation; Inert atmosphere;
pyridine-4-carbaldehyde
872-85-5

pyridine-4-carbaldehyde

2-bromo-5,6-dimethoxy-1-indanone
2747-08-2

2-bromo-5,6-dimethoxy-1-indanone

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

Conditions
ConditionsYield
With potassium tert-butylate In dimethyl sulfoxide at 15 - 20℃; Darzens condensation; Inert atmosphere;
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

5,6-dimethoxy-2-[(4-piperidinyl)methyl]indane hydrochloride
1034439-43-4

5,6-dimethoxy-2-[(4-piperidinyl)methyl]indane hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; 5%-palladium/activated carbon; hydrogen In methanol at 65℃; under 22801.5 Torr; for 480h;97%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

5,6-dimethoxy-2-(piperidine-4-ylmethyl)-2,3-dihydro-1H-inden-1-one hydrochloride

5,6-dimethoxy-2-(piperidine-4-ylmethyl)-2,3-dihydro-1H-inden-1-one hydrochloride

Conditions
ConditionsYield
Stage #1: 5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone With palladium 10% on activated carbon; ammonium formate In ethanol at 40 - 50℃; for 1.5h;
Stage #2: With hydrogenchloride In dichloromethane; water for 2h; pH=4.5; pH-value; Reagent/catalyst;
90.1%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

benzyl chloride
100-44-7

benzyl chloride

1-benzyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-benzyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h; Temperature; Time;90%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

γ-chlorobutyric acid
627-00-9

γ-chlorobutyric acid

1-(3-carboxypropyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(3-carboxypropyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;86%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

acetic acid
64-19-7

acetic acid

C17H17NO3*C2H4O2

C17H17NO3*C2H4O2

Conditions
ConditionsYield
With 5%-palladium/activated carbon; hydrogen In methanol at 55 - 60℃; under 6000.6 - 7500.75 Torr; Pressure; Temperature; Large scale;83.8%
chloropropionic acid
107-94-8

chloropropionic acid

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-(2-carboxyethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(2-carboxyethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;81%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

methyl iodide
74-88-4

methyl iodide

1-methyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium iodide

1-methyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium iodide

Conditions
ConditionsYield
In acetone for 48h; Reflux;81%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

5-(chloromethyl)-2-hydroxy-4H-pyran-4-one

5-(chloromethyl)-2-hydroxy-4H-pyran-4-one

1-[(2-hydroxy-4H-pyran-4-one-5-yl)methyl]-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-[(2-hydroxy-4H-pyran-4-one-5-yl)methyl]-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;77%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

3-chloroprop-1-ene
107-05-1

3-chloroprop-1-ene

1-(2-propenyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(2-propenyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;74%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

p-chlorophenylsemicarbazide
69194-89-4

p-chlorophenylsemicarbazide

3-(4-chlorophenyl)-N-(4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide
1346911-17-8

3-(4-chlorophenyl)-N-(4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;72%
With acetic acid for 12h; Reflux;72%
With acetic acid
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

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

hydrazine carboxamide

C18H18N4O3
1346911-48-5

C18H18N4O3

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;72%
With acetic acid
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

N-(4-fluorophenyl)hydrazinecarboxamide
153885-60-0

N-(4-fluorophenyl)hydrazinecarboxamide

3-(pyridin-4-yl)-N-(4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide
1321920-29-9

3-(pyridin-4-yl)-N-(4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;72%
With acetic acid
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

C7H7ClFN3O
1094769-79-5

C7H7ClFN3O

3-(pyridin-4-yl)-N-(3-chloro-4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide
1321920-42-6

3-(pyridin-4-yl)-N-(3-chloro-4-fluorophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;72%
With acetic acid
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

chloroacetic acid
79-11-8

chloroacetic acid

1-(carboxymethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(carboxymethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;71%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-Bromo-2-bromomethyl-benzene
3433-80-5

1-Bromo-2-bromomethyl-benzene

1-(2-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

1-(2-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;66%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-bromomethyl-4-bromobenzene
589-15-1

1-bromomethyl-4-bromobenzene

1-(4-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

1-(4-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;66%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

meta-bromobenzyl bromide
823-78-9

meta-bromobenzyl bromide

1-(3-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

1-(3-bromobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;64%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

4-(4-nitrophenyl)semicarbazide
17433-93-1

4-(4-nitrophenyl)semicarbazide

3-(pyridin-4-yl)-N-(4-nitrophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide
1346911-31-6

3-(pyridin-4-yl)-N-(4-nitrophenyl)-6,7-dimethoxy-3a,4-dihydro-3H-indeno[1,2-c]pyrazole-2-carboxamide

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;62%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-chloro-2-(chloromethyl)benzene
611-19-8

1-chloro-2-(chloromethyl)benzene

1-(2-chlorobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(2-chlorobenzyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;60%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-bromo-hexane
111-25-1

1-bromo-hexane

1-hexyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

1-hexyl-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;57%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

2-chloro-ethanol
107-07-3

2-chloro-ethanol

1-(2-hydroxyethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(2-hydroxyethyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;56%
5-chloro-2-pentanone
5891-21-4

5-chloro-2-pentanone

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-(4-oxopentyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

1-(4-oxopentyl)-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium chloride

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;56%
N-(2-bromoethyl)pyrrolidine
54035-94-8

N-(2-bromoethyl)pyrrolidine

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

1-[2-(pyrrolidin-1-yl)ethyl]-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

1-[2-(pyrrolidin-1-yl)ethyl]-4-[(5,6-dimethoxy-1-indanone-2-ylidene)methyl]pyridinium bromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h;50%
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

2-(pyridin-4-yl)methyl-5,6-dimethoxy-1-indanone
4803-57-0

2-(pyridin-4-yl)methyl-5,6-dimethoxy-1-indanone

Conditions
ConditionsYield
With hydrogen; platinum(IV) oxide In acetic acid at 80℃; under 760.051 Torr; for 6h;35%
With hydrogen; 5%-palladium/activated carbon In methanol; dichloromethane under 1500.15 Torr; for 3h;
With hydrogen; palladium 10% on activated carbon In methanol; dichloromethane under 760.051 Torr; for 5h;
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

5,6-dimethoxy-2-(4-piperidinylmethyl)-indan-1-one acetate
861675-47-0

5,6-dimethoxy-2-(4-piperidinylmethyl)-indan-1-one acetate

Conditions
ConditionsYield
With hydrogen; acetic acid; 5%-palladium/activated carbon In methanol at 60 - 65℃; under 2280.15 - 3040.2 Torr; for 8h;
5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone
4803-74-1

5,6-dimethoxy-2-[(pyridin-4-yl)methylene]-1-indanone

benzyl bromide
100-39-0

benzyl bromide

1-benzyl-4-[(5,6-dimethoxy-1-indanone-2-yl)methylene]pyridinium bromide
178551-26-3

1-benzyl-4-[(5,6-dimethoxy-1-indanone-2-yl)methylene]pyridinium bromide

Conditions
ConditionsYield
In butanone at 115 - 117℃; for 3h; Product distribution / selectivity; Reflux;

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