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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 1-Benzyl-3-Carbethoxy-4-Piperidone Hydrochloride

Cas:1454-53-1

Min.Order:1

Negotiable

Type:Other

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

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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

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $6.0

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

N-Benzyl-4-piperidone-3-carboxylic acid ethyl ester hydrochloride

Cas:1454-53-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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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

Factory direct supply CAS 1454-53-1 with best quality

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product Name 1-Benzyl-3-carbethoxy-4-piperidone hydrochloride Synonyms 1-Benzyl-3-carbethoxy-4-piperidone hydrochloride;piperidinecarboxylate hydrochloride CAS: 1454-53-1

1-Benzyl-3-(ethoxycarbonyl)-4-piperidone hydrochloride CAS: 1454-53-1

Cas:1454-53-1

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-Benzyl-3-carbethoxy-4-piperidone hydrochloride 1454-53-1

Cas:1454-53-1

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

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride/ LIDE PHARMA- Factory supply / Best price

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Triumph International Development Limilted

Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:As

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:100 Gram

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-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

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-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

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

ethyl 1-benzyl-4-oxopiperidine-3 -carboxylate hydrochloride

Cas:1454-53-1

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and als

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality moderate price & quick delivery Appearance:Pink to cream powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Fluorine pipe

3-Piperidinecarboxylicacid, 4-oxo-1-(phenylmethyl)-, ethyl ester, hydrochloride (1:1)

Cas:1454-53-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Tianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationships with ma

TIANFU 1454-53-1 Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $200.0

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochlorideCAS NO.: 1454-53-1

Cas:1454-53-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride Basic information Product Name: Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride Synonyms: 1-BENZYL-3-ETHOXYCARBONYL-4-PIPERIDONE HYDROCHLORIDE;1-BENZYL-3-METHOXYCARBONYL-4-PI

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

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

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

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

1-Benzyl-3-ethoxycarbonyl-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Senova Technology Company Limited

Good price, high purity, mature production technology, accept custom synthesis per customer's requirements Package:As per Customer‘ requirements Application:Pharmaceutical intermediate for Droperidol

1-Benzyl-3-Carbethoxy-4-Piperidone Hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Other

inquiry

Win-Win chemical Co.Ltd

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

Ethyl 1-benzylpiperidin-4-one-3-carboxylate hydrochloride cas no. 1454-53-1 98%

Cas:1454-53-1

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

1-Benzyl-3-acetoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:5g Application:pharmaceutical intermediates Transportation:Air

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

DB BIOTECH CO., LTD

Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you

Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

Ethyl 1-Benzyl-4-oxo-3-piperidinecarboxylate Hydrochloride Hydrate

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

1-Benzyl-3-Carbethoxy-4-Piperidone Hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

1-Benzyl-3-carbethoxy-4-piperidone hydrochloride

Cas:1454-53-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

1-tert-butyl 3-ethyl 4-oxopiperidine-1,3-dicarboxylate
98977-34-5

1-tert-butyl 3-ethyl 4-oxopiperidine-1,3-dicarboxylate

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With hydrogen; palladium 10% on activated carbon In ethanol at 20℃; under 760.051 Torr; for 15h;
Stage #2: di-tert-butyl dicarbonate With triethylamine In ethanol at 20℃; for 16h;
100%
With hydrogen; triethylamine In ethanol85%
With hydrogen; palladium(II) hydroxide; triethylamine In ethanol under 2585.81 Torr; for 4h;82%
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium hydrogencarbonate In ethyl acetate for 1h;
Stage #2: di-tert-butyl dicarbonate With hydrogen; palladium 10% on activated carbon In ethyl acetate under 2585.81 Torr; for 24h;
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

methylamine
74-89-5

methylamine

ethyl 1-benzyl-4-(methylamino)-1,2,5,6-tetrahydropyridine-3- carboxylate

ethyl 1-benzyl-4-(methylamino)-1,2,5,6-tetrahydropyridine-3- carboxylate

Conditions
ConditionsYield
In methanol at 50℃; for 1h; Inert atmosphere;100%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

ethyl 4-piperidone-3-carboxylate hydrochloride
4644-61-5

ethyl 4-piperidone-3-carboxylate hydrochloride

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In ethanol; water under 2280 Torr; for 24h; Ambient temperature;99%
With Pd(OH)2/C; hydrogen In methanol; dichloromethane at 22℃; under 3750.38 Torr; for 48h;99%
With palladium 10% on activated carbon; hydrogen In ethanol for 7h; Heating;98.2%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

methyl 4-amino-1-benzyl-1,2,5,6-tetrahydropyridine-3-carboxylate
70336-83-3

methyl 4-amino-1-benzyl-1,2,5,6-tetrahydropyridine-3-carboxylate

Conditions
ConditionsYield
With ammonium acetate In ethanol at 20℃; for 1h;99%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

1-acetyl-4-oxo-piperidine-3-carboxylic acid ethyl ester
4451-85-8

1-acetyl-4-oxo-piperidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With acetic anhydride In pyridine; ethyl acetate97%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

C15H21NO3

C15H21NO3

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium hydroxide In diethyl ether; water at 20℃;
Stage #2: In water at 30℃; for 12h;
95%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

4-piperidone-3-carboxylic acid ethyl ester
67848-59-3

4-piperidone-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With ammonium formate; palladium on activated charcoal In ethanol for 1h; Heating;92%
With hydrogen; palladium 10% on activated carbon In ethanol at 20℃; under 3000.3 - 3750.38 Torr; for 3h;
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

C9H14O3NC6H5
41276-30-6

C9H14O3NC6H5

Conditions
ConditionsYield
With sodium hydrogencarbonate In dichloromethane for 1h;92%
With sodium hydrogencarbonate In dichloromethane for 1h;92%
With sodium carbonate In water for 1h;90%
With sodium hydrogencarbonate In dichloromethane; water
formamidine acetic acid
3473-63-0

formamidine acetic acid

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

7-benzyl-5,6,7,8-tetrahydro-3H-pyrido[3,4-d]pyrimidin-4-one
62458-96-2

7-benzyl-5,6,7,8-tetrahydro-3H-pyrido[3,4-d]pyrimidin-4-one

Conditions
ConditionsYield
With sodium methylate In methanol for 2h; Heating / reflux;90%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-benzyl-2-(2-methoxy-phenyl)-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-4-one
938181-21-6

6-benzyl-2-(2-methoxy-phenyl)-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-4-one

Conditions
ConditionsYield
Stage #1: 2-Methoxy-benzamidine With sodium methylate In 1,4-dioxane; methanol at 0℃; for 0.25h;
Stage #2: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride In 1,4-dioxane; methanol for 2h; Heating / reflux;
87%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

ethyl 1-benzyl-4-hydroxypiperidine-3-carboxylate
956010-25-6

ethyl 1-benzyl-4-hydroxypiperidine-3-carboxylate

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With triethylamine In methanol at 20℃; for 0.166667h;
Stage #2: With sodium tetrahydroborate In methanol at 20℃; for 3h;
Stage #3: With hydrogenchloride; methanol; water; sodium hydrogencarbonate more than 3 stages;
84%
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With triethylamine In methanol at 0℃; for 0.166667h;
Stage #2: With sodium tetrahydroborate In methanol at 0℃; for 2h;
N,N-phenylbistrifluoromethane-sulfonimide
37595-74-7

N,N-phenylbistrifluoromethane-sulfonimide

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

ethyl 1-benzyl-4-(trifluoromethylsulfonyloxy)-1,2,5,6-tetrahydropyridine-3-carboxylate
500732-79-6

ethyl 1-benzyl-4-(trifluoromethylsulfonyloxy)-1,2,5,6-tetrahydropyridine-3-carboxylate

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With potassium carbonate In water
Stage #2: With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.166667h; Inert atmosphere;
Stage #3: N,N-phenylbistrifluoromethane-sulfonimide In N,N-dimethyl-formamide; mineral oil at 0℃; for 1.5h;
83%
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With potassium carbonate In dichloromethane; water
Stage #2: With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere;
Stage #3: N,N-phenylbistrifluoromethane-sulfonimide In N,N-dimethyl-formamide for 1.5h; Inert atmosphere;
83%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

acrylic acid methyl ester
292638-85-8

acrylic acid methyl ester

1-benzyl-3-(2-ethoxycarbonyl-ethyl)-4-oxo-piperidine-3-carboxylic acid ethyl ester
1421131-30-7

1-benzyl-3-(2-ethoxycarbonyl-ethyl)-4-oxo-piperidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With caesium carbonate In acetone Reflux;
Stage #2: acrylic acid methyl ester In acetone for 3.5h; Reflux;
81%
formamidine hydrochloride
6313-33-3

formamidine hydrochloride

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-benzyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-ol
109229-22-3

6-benzyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-ol

Conditions
ConditionsYield
With sodium methylate In methanol at 85℃;77%
6-acetoxy-2,3-dihydrobenzofuran
85878-59-7

6-acetoxy-2,3-dihydrobenzofuran

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

3-Benzyl-1,2,3,4,9,10-hexahydro-6,8-dioxa-3-aza-cyclopenta[b]phenanthren-5-one; hydrochloride
88701-60-4

3-Benzyl-1,2,3,4,9,10-hexahydro-6,8-dioxa-3-aza-cyclopenta[b]phenanthren-5-one; hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In acetic acid for 120h; Ambient temperature;75%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-acetoxy-7-methyl-2,3-dihydrobenzofuran
21861-24-5

6-acetoxy-7-methyl-2,3-dihydrobenzofuran

3-Benzyl-7-methyl-1,2,3,4,9,10-hexahydro-6,8-dioxa-3-aza-cyclopenta[b]phenanthren-5-one; hydrochloride
88701-61-5

3-Benzyl-7-methyl-1,2,3,4,9,10-hexahydro-6,8-dioxa-3-aza-cyclopenta[b]phenanthren-5-one; hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In acetic acid for 120h; Ambient temperature;75%
2-chloroacetamidine hydrochloride
10300-69-3

2-chloroacetamidine hydrochloride

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

7-benzyl-5,6,7,8-tetrahydro-2-(methoxymethyl)pyrido[3,4-d]pyrimidin-4(3H)-one
859825-10-8

7-benzyl-5,6,7,8-tetrahydro-2-(methoxymethyl)pyrido[3,4-d]pyrimidin-4(3H)-one

Conditions
ConditionsYield
With sodium methylate In methanol at 100℃; for 0.25h; Microwave irradiation;72%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

urea
57-13-6

urea

5,6,7,8-tetrahydro-6-(phenylmethyl)pyrido<3,4-d>pyrimidine-2,4(1H,3H)-dione
135481-57-1

5,6,7,8-tetrahydro-6-(phenylmethyl)pyrido<3,4-d>pyrimidine-2,4(1H,3H)-dione

Conditions
ConditionsYield
With sodium methylate In ethanol for 24h; Heating / reflux;70%
With sodium methylate In methanol at 0℃; for 40h; Reflux;60%
With sodium methylate In methanol at 0 - 60℃; for 20h; Inert atmosphere;42%
formamidine acetic acid
3473-63-0

formamidine acetic acid

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-benzyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one
109229-22-3

6-benzyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one

Conditions
ConditionsYield
Stage #1: formamidine acetic acid; ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium methylate In methanol at 85℃; for 16h; in sealed vessel;
Stage #2: With sodium hydroxide In water at 0℃;
Stage #3: With acetic acid In water pH=7;
61.4%
Stage #1: formamidine acetic acid; ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium methylate In methanol at 85℃; for 16h;
Stage #2: With sodium hydroxide In water
Stage #3: With acetic acid In water at 0℃; pH=7;
61.4%
Stage #1: formamidine acetic acid; ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium methylate In methanol at 85℃; for 16h;
Stage #2: With sodium hydroxide In water Cooling with ice;
Stage #3: With acetic acid In water pH=7;
61.4%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

(3RS,4RS)-1-benzyl-3-hydroxymethyl-piperidin-4-ol
886-46-4

(3RS,4RS)-1-benzyl-3-hydroxymethyl-piperidin-4-ol

Conditions
ConditionsYield
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium hydroxide; water In methanol at 20℃;
Stage #2: With sodium tetrahydroborate In methanol at 0 - 20℃;
61%
Stage #1: ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride With sodium tetrahydroborate; sodium hydroxide In methanol at 0℃; for 0.5h;
Stage #2: With lithium aluminium tetrahydride In diethyl ether at 0℃; for 1h;
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

3-methyl-phenol
108-39-4

3-methyl-phenol

1,2,3,4-tetrahydro-8-methyl-3-(phenylmethyl)-5H-[1]benzopyrano[3,4-c]pyridin-5-one
193217-46-8

1,2,3,4-tetrahydro-8-methyl-3-(phenylmethyl)-5H-[1]benzopyrano[3,4-c]pyridin-5-one

Conditions
ConditionsYield
60%
S-methylthiouronium iodide
4338-95-8

S-methylthiouronium iodide

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-benzyl-2-methylthio-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one
1033-34-7

6-benzyl-2-methylthio-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one

Conditions
ConditionsYield
With potassium carbonate In water at 60℃; for 12h;59%
acetamidine hydrochloride
124-42-5

acetamidine hydrochloride

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

6-benzyl-2-methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-ol
1448-40-4

6-benzyl-2-methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-ol

Conditions
ConditionsYield
With potassium carbonate In methanol; water at 60℃; for 16h;55%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

A

5-benzyl-3-ethoxy-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine
1207678-58-7

5-benzyl-3-ethoxy-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine

B

5-benzyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3(2H)-one hydrochloride

5-benzyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3(2H)-one hydrochloride

Conditions
ConditionsYield
With hydrazine hydrochloride In ethanol for 8h; Reflux;A 38%
B 52%
Isobutyl iodide
513-38-2

Isobutyl iodide

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

ethyl 1-benzyl-3-isobutyl-4-oxopiperidine-3-carboxylate

ethyl 1-benzyl-3-isobutyl-4-oxopiperidine-3-carboxylate

Conditions
ConditionsYield
With potassium tert-butylate In isopropyl alcohol at 20 - 75℃; for 12.33h;48%
3,4-dimethoxyphenol
2033-89-8

3,4-dimethoxyphenol

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

3-Benzyl-8,9-dimethoxy-1,2,3,4-tetrahydro-chromeno[3,4-c]pyridin-5-one

3-Benzyl-8,9-dimethoxy-1,2,3,4-tetrahydro-chromeno[3,4-c]pyridin-5-one

Conditions
ConditionsYield
40%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

2-hydrazinyl-5-methyl-1H-benzo[d]imidazole
93102-21-7

2-hydrazinyl-5-methyl-1H-benzo[d]imidazole

5-benzyl-2-(5-methyl-1H-benzo[d]imidazol-2-yl)-4,5,6,7-tetrahydro-2H-pyrazolo-[4,3-c]pyridin-3-ol

5-benzyl-2-(5-methyl-1H-benzo[d]imidazol-2-yl)-4,5,6,7-tetrahydro-2H-pyrazolo-[4,3-c]pyridin-3-ol

Conditions
ConditionsYield
With acetic acid at 20℃; for 12h;37%
2,3-dihydro-4-hydroxybenzofuran
144822-82-2

2,3-dihydro-4-hydroxybenzofuran

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

2-benzyl-1,2,3,4,8,9-hexahydro-11H-furo<3',2':7,8><1>benzopyrano<3,4-c>pyridin-11-one
144822-83-3

2-benzyl-1,2,3,4,8,9-hexahydro-11H-furo<3',2':7,8><1>benzopyrano<3,4-c>pyridin-11-one

Conditions
ConditionsYield
With sulfuric acid; trichlorophosphate Ambient temperature;30%
2-methylbenzene-1,4-diol
95-71-6

2-methylbenzene-1,4-diol

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

3-Benzyl-9-hydroxy-8-methyl-1,2,3,4-tetrahydro-chromeno[3,4-c]pyridin-5-one hydrochloride

3-Benzyl-9-hydroxy-8-methyl-1,2,3,4-tetrahydro-chromeno[3,4-c]pyridin-5-one hydrochloride

Conditions
ConditionsYield
28%
ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride
1454-53-1

ethyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride

5-(phenoxymethyl)-2-amino-2-oxazoline
32968-43-7

5-(phenoxymethyl)-2-amino-2-oxazoline

A

7-benzyl-2-(phenoxymethyl)-1,2,6,7,8,9-hexahydro-5H-[1,3]oxazolo[3,2-a]pyrido[3,4-e]pyrimidin-5-one

7-benzyl-2-(phenoxymethyl)-1,2,6,7,8,9-hexahydro-5H-[1,3]oxazolo[3,2-a]pyrido[3,4-e]pyrimidin-5-one

B

7-benzyl-2-(phenoxymethyl)-2,3,6,7,8,9-hexahydro-5H-[1,3]oxazolo[3,2-a]pyrido[4,3-d]pyrimidin-5-one

7-benzyl-2-(phenoxymethyl)-2,3,6,7,8,9-hexahydro-5H-[1,3]oxazolo[3,2-a]pyrido[4,3-d]pyrimidin-5-one

Conditions
ConditionsYield
With potassium carbonate In ethanol; water at 25℃; for 48h; cyclocondensation;A 26%
B 12%

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