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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

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride Manufacturer/High quality/Best price/In stock

Cas:68327-04-8

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 Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride supplier in China

Cas:68327-04-8

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off white powder Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai

(1S,2S)-trans-2-Aminocyclopentanol HCl

Cas:68327-04-8

Min.Order:1 Gram

Negotiable

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

trans-(1S,2S)-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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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

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:1 Gram

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

Pharmaceutical Grade CAS 68327-04-8 with competitive price

Cas:68327-04-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride CAS:68327-04-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride CAS:68327-04-8

Cas:68327-04-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Manufacturers

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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

(1S,2S)-2-aminocyclopentanol hydrochloride 68327-04-8

Cas:68327-04-8

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

TRANS-(1S,2S)-2-AMINOCYCLOPENTANOL HYDROCHLORIDE

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

(1S,2S)-2-aminocyclopentan-1-ol hydrochloride

Cas:68327-04-8

Min.Order:4 Kilogram

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 Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Shanghai Hope Chem Co., Ltd

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

(1S,2S)-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:0

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

Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride CAS NO.68327-04-8

Cas:68327-04-8

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:suzuki reaction Transportation:BY AIR Port:Shanghai, Ningbo, T

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride-

Cas:68327-04-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Shanghai Minstar Chemical Co., Ltd

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride Basic information Product Name: (1S,2S)-trans-2-Aminocyclopentanol hydrochloride Synonyms: (1s,2s)-2-aminocyclopentan-1-ol;Cyclopentanol, 2-amino-, hydrochloride (1:1), (1S,2S)-;(1S,2S)-2-aMinoc

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

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

trans-(1S,2S)-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

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

(1S,2S)-trans-2-Aminocyclopentanol HCl cas no. 68327-04-8 98%

Cas:68327-04-8

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

trans-(1S,2S)-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

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

Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Other

inquiry

Aecochem Corp.

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

Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

TaiChem Taizhou Limited

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Storage:dry and cool Package:10g,100g, 1kg,According to customer Application:Chemical raw materials, pharmaceutical intermediates, cosmetic raw materials, etc. Transpo

Trans-(1S,2S)-2-Amino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

Trans-(1S,2S)-2-AMino-Cyclopentanol Hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride cas 68327-04-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride cas 68327-04-8

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

Trans-(1S,2S)-2-Amino-CyclopentanolHydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

(1S,2S)-trans-2-Aminocyclopentanol hydrochloride

Cas:68327-04-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(1R,2R)-2-acetamidocyclopentanol acetate

(1R,2R)-2-acetamidocyclopentanol acetate

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

Conditions
ConditionsYield
With hydrogenchloride for 3h; Hydrolysis; Heating;97%
(1S,2S)-2-(benzyloxy)cyclopentanamine

(1S,2S)-2-(benzyloxy)cyclopentanamine

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; hydrogen; palladium 10% on activated carbon In methanol at 20℃; under 2068.65 Torr; for 24h;93%
(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; ethanol Yield given;
1-azido-2-(trimethylsilyloxy)cyclopentane
221110-46-9

1-azido-2-(trimethylsilyloxy)cyclopentane

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) TFA, 2.) H2 / 2.) PtO2 / 1) MeOH, rt, 30 min; 2) MeOH, rt, 40 h
2: HCl / ethanol; diethyl ether
View Scheme
17-(5-fluoropyridin-3-yl)oestra-1,3,5(10),16-tetraene-3-carboxylic acid
1428988-52-6

17-(5-fluoropyridin-3-yl)oestra-1,3,5(10),16-tetraene-3-carboxylic acid

11β-fluoro-17-(5-fluoropyridin-3-yl)-N-(2-sulphamoylethyl)oestra-1,3,5(10),16-tetraene-3-carboxamide

11β-fluoro-17-(5-fluoropyridin-3-yl)-N-(2-sulphamoylethyl)oestra-1,3,5(10),16-tetraene-3-carboxamide

A

17-(5-fluoropyridin-3-yl)-N-[(1S,2S)-2-hydroxycyclopentyl]oestra-1,3,5(10),16-tetraene-3-carboxamide

17-(5-fluoropyridin-3-yl)-N-[(1S,2S)-2-hydroxycyclopentyl]oestra-1,3,5(10),16-tetraene-3-carboxamide

B

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

4-bromo-2,6-difluorobenzonitrile
123843-67-4

4-bromo-2,6-difluorobenzonitrile

4-bromo-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzonitrile
1073973-68-8

4-bromo-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzonitrile

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 120℃; for 2h;100%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-trans-2-(tert-butoxycarbonylamino)cyclopentanol
145106-43-0

(1S,2S)-trans-2-(tert-butoxycarbonylamino)cyclopentanol

Conditions
ConditionsYield
With triethylamine In methanol for 22h;97.76%
With potassium carbonate In tetrahydrofuran; water at 20℃; for 0.75h;7.21 g
With triethylamine In methanol at 0 - 20℃;2.87 g
With triethylamine In methanol Inert atmosphere;
acetic anhydride
108-24-7

acetic anhydride

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(S,S)-trans-2-acetamidocyclopentanol
137254-02-5

(S,S)-trans-2-acetamidocyclopentanol

Conditions
ConditionsYield
With sodium carbonate In acetone 1) 0 deg C --> rt, 1 h; 2) rt, 2 h;95%
butyryl chloride
141-75-3

butyryl chloride

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-N-(2-hydroxycyclopentyl)butyramide

(1S,2S)-N-(2-hydroxycyclopentyl)butyramide

Conditions
ConditionsYield
With sodium carbonate In dichloromethane at 20℃; for 1h;87%
4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile
1073973-06-4

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-(trans-4-hydroxycyclohexylamino)benzamide

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-(trans-4-hydroxycyclohexylamino)benzamide

Conditions
ConditionsYield
Stage #1: 4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile; (1S,2S)-2-aminocyclopentanol hydrochloride With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 50℃; for 1h;
Stage #2: With sodium hydroxide; water; dihydrogen peroxide In methanol; dimethyl sulfoxide at 50℃; for 1h;
85.1%
C22H27Cl2N8O3(1-)*Li(1+)

C22H27Cl2N8O3(1-)*Li(1+)

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

C27H37Cl2N9O3

C27H37Cl2N9O3

Conditions
ConditionsYield
With dmap; HATU In N,N-dimethyl-formamide at 20℃; for 20h;83%
2,6-dichloro-N4,N8-dimethyl-pyrimido[5,4-d]pyrimidine-4,8-diamine
500860-54-8

2,6-dichloro-N4,N8-dimethyl-pyrimido[5,4-d]pyrimidine-4,8-diamine

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-2-((6-chloro-4,8-bis(methylamino)pyrimido[5,4-d]pyrimidin-2-yl)amino)cyclopentanol

(1S,2S)-2-((6-chloro-4,8-bis(methylamino)pyrimido[5,4-d]pyrimidin-2-yl)amino)cyclopentanol

Conditions
ConditionsYield
In butan-1-ol83%
phthalic anhydride
85-44-9

phthalic anhydride

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

2-((1S,2S)-2-hydroxycyclopentyl)isoindoline-1,3-dione
223761-82-8

2-((1S,2S)-2-hydroxycyclopentyl)isoindoline-1,3-dione

Conditions
ConditionsYield
Stage #1: (1S,2S)-2-aminocyclopentanol hydrochloride With triethylamine In toluene at 20℃; for 0.0833333h;
Stage #2: phthalic anhydride for 4h; Reflux;
73.5%
4-chloro-2-methanesulfanylpyrimidine-5-carboxylic acid ethyl ester
5909-24-0

4-chloro-2-methanesulfanylpyrimidine-5-carboxylic acid ethyl ester

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

ethyl 4-((1S,2S)-2-hydroxycyclopentylamino)-2-(methylthio)-pyrimidine-5-carboxylate
1403863-98-8

ethyl 4-((1S,2S)-2-hydroxycyclopentylamino)-2-(methylthio)-pyrimidine-5-carboxylate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In ethanol at 60℃; for 15h;73%
4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid
1310875-94-5

4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-N-(2-hydroxycyclopentyl)-4-oxobut-2-enamide
1310876-01-7

(1S,2S)-4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-N-(2-hydroxycyclopentyl)-4-oxobut-2-enamide

Conditions
ConditionsYield
Stage #1: 4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide for 0.5h;
Stage #2: (1S,2S)-2-aminocyclopentanol hydrochloride With sodium hydrogencarbonate In N,N-dimethyl-formamide at 0 - 5℃; for 2h;
66%
4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid

4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-4-hydroxy-N-(2-hydroxycyclopentyl)-2-oxobut-3-enamide
1445953-99-0

(1S,2S)-4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-4-hydroxy-N-(2-hydroxycyclopentyl)-2-oxobut-3-enamide

Conditions
ConditionsYield
Stage #1: 4-(5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-2-hydroxy-4-oxobut-2-enoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide for 0.5h; Cooling;
Stage #2: (1S,2S)-2-aminocyclopentanol hydrochloride With sodium hydrogencarbonate In N,N-dimethyl-formamide at 0 - 5℃; for 2h;
66%
6-((3-(5-methylisoxazol-3-yl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yloxy)methyl)nicotinic acid

6-((3-(5-methylisoxazol-3-yl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yloxy)methyl)nicotinic acid

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

N-((1S,2S)-2-hydroxycyclopentyl)-6-(((3-(5-methylisoxazol-3-yl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yl)oxy)methyl)nicotinamide

N-((1S,2S)-2-hydroxycyclopentyl)-6-(((3-(5-methylisoxazol-3-yl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yl)oxy)methyl)nicotinamide

Conditions
ConditionsYield
Stage #1: 6-((3-(5-methylisoxazol-3-yl)-[1,2,4]triazolo[3,4-a]phthalazin-6-yloxy)methyl)nicotinic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: (1S,2S)-2-aminocyclopentanol hydrochloride With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 12h;
65.8%
(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

2,2-difluoro-3-hydroxydodecanoic acid
821801-03-0

2,2-difluoro-3-hydroxydodecanoic acid

2,2-Difluoro-3-hydroxy-dodecanoic acid ((1S,2S)-2-hydroxy-cyclopentyl)-amide
821801-05-2

2,2-Difluoro-3-hydroxy-dodecanoic acid ((1S,2S)-2-hydroxy-cyclopentyl)-amide

Conditions
ConditionsYield
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 18h;65%
(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

2-(3-fluorophenyl)acetaldehyde
75321-89-0

2-(3-fluorophenyl)acetaldehyde

(+/-)-tert-butyl 3-((2'-[tert-butoxycarbonyl(3''-fluorophenethyl)amino]ethyl)(methyl)amino)-4-([6'-(tert-butoxycarbonylamino)-4'-methylpyridin-2'-yl]methyl)-pyrrolidine-1-carboxylate

(+/-)-tert-butyl 3-((2'-[tert-butoxycarbonyl(3''-fluorophenethyl)amino]ethyl)(methyl)amino)-4-([6'-(tert-butoxycarbonylamino)-4'-methylpyridin-2'-yl]methyl)-pyrrolidine-1-carboxylate

Conditions
ConditionsYield
Stage #1: (1S,2S)-2-aminocyclopentanol hydrochloride With triethylamine In 1,2-dichloro-ethane at 20℃; for 0.166667h; Molecular sieves 3 Å;
Stage #2: 2-(3-fluorophenyl)acetaldehyde With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 20℃; Product distribution / selectivity;
62%
methanol
67-56-1

methanol

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile
1073973-06-4

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

A

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzamide
1073969-37-5

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzamide

B

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-((1S,2S)-2-hydroxycyclopentylamino)-6-methoxybenzamide
1073969-71-7

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-((1S,2S)-2-hydroxycyclopentylamino)-6-methoxybenzamide

Conditions
ConditionsYield
Stage #1: 4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile; (1S,2S)-2-aminocyclopentanol hydrochloride With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 50℃; for 18h;
Stage #2: With sodium hydroxide; water; dihydrogen peroxide In dimethyl sulfoxide at 50℃; for 2h;
Stage #3: methanol With sodium hydroxide; dihydrogen peroxide In dimethyl sulfoxide at 70℃; for 1h;
A 51%
B 8%
3-oxo-2-(pyridin-3-yl)-6-[4-(trifluoromethyl)phenyl]-2,3-dihydropyridazine-4-carboxylic acid

3-oxo-2-(pyridin-3-yl)-6-[4-(trifluoromethyl)phenyl]-2,3-dihydropyridazine-4-carboxylic acid

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

N-[(1S,2S)-2-hydroxycyclopentyl]-3-oxo-2-(pyridin-3-yl)-6-[4-(trifluoromethyl)phenyl]-2,3-dihydropyridazine-4-carboxamide

N-[(1S,2S)-2-hydroxycyclopentyl]-3-oxo-2-(pyridin-3-yl)-6-[4-(trifluoromethyl)phenyl]-2,3-dihydropyridazine-4-carboxamide

Conditions
ConditionsYield
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;36%
4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile
1073973-06-4

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzamide
1073969-37-5

4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)-2-fluoro-6-((1S,2S)-2-hydroxycyclopentylamino)benzamide

Conditions
ConditionsYield
Stage #1: 4-(3-ethyl-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-2,6-difluoro-benzonitrile; (1S,2S)-2-aminocyclopentanol hydrochloride With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 50℃;
Stage #2: With sodium hydroxide; water; dihydrogen peroxide In methanol; dimethyl sulfoxide at 50℃;
28%
6-chloro-3-(4-methoxyfuro[3,2-c]pyridin-2-yl)imidazo[1,2-b]pyridazine
1414773-00-4

6-chloro-3-(4-methoxyfuro[3,2-c]pyridin-2-yl)imidazo[1,2-b]pyridazine

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-2-{[3-(4-methoxyfuro[3,2-c]pyridin-2-yl)imidazo[1,2-b]pyridazin-6-yl]-oxy}cyclopentanamine
1443499-98-6

(1S,2S)-2-{[3-(4-methoxyfuro[3,2-c]pyridin-2-yl)imidazo[1,2-b]pyridazin-6-yl]-oxy}cyclopentanamine

Conditions
ConditionsYield
Stage #1: (1S,2S)-2-aminocyclopentanol hydrochloride With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 5℃; for 0.0833333h; Cooling with ice;
Stage #2: 6-chloro-3-(4-methoxyfuro[3,2-c]pyridin-2-yl)imidazo[1,2-b]pyridazine In N,N-dimethyl-formamide; mineral oil at 20℃; for 3h;
23%
3-(1-benzofuran-2-yl)-6-chloroimidazo[1,2-b]pyridazine
1414772-61-4

3-(1-benzofuran-2-yl)-6-chloroimidazo[1,2-b]pyridazine

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(1S,2S)-2-{[3-(1-benzofuran-2-yl)imidazo[1,2-b]pyridazin-6-yl]amino}cyclopentanol
1610454-10-8

(1S,2S)-2-{[3-(1-benzofuran-2-yl)imidazo[1,2-b]pyridazin-6-yl]amino}cyclopentanol

Conditions
ConditionsYield
With sodium hydrogencarbonate In butan-1-ol at 150℃; for 72h;16%
2',3',5'-O-triacetyl-6-chloroinosine
5987-73-5

2',3',5'-O-triacetyl-6-chloroinosine

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

N-[(1S,trans)-2-hydroxycyclopentyl]adenosine 2',3',5'-tri-O-acetate

N-[(1S,trans)-2-hydroxycyclopentyl]adenosine 2',3',5'-tri-O-acetate

Conditions
ConditionsYield
With sodium hydrogencarbonate In isopropyl alcohol at 82℃; for 4h; Substitution;
(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

6-chloro-[8-14C]purineriboside 2',3',5'-tri-O-acetate

6-chloro-[8-14C]purineriboside 2',3',5'-tri-O-acetate

N-[(1S,trans)-2-hydroxycyclopentyl]-[8-14C]adenosine 2',3',5'-tri-O-acetate

N-[(1S,trans)-2-hydroxycyclopentyl]-[8-14C]adenosine 2',3',5'-tri-O-acetate

Conditions
ConditionsYield
With sodium hydrogencarbonate In isopropyl alcohol at 82℃; for 4h; Substitution;
chloroform
67-66-3

chloroform

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

phosphorus (V)-chloride

phosphorus (V)-chloride

(-)-cis-2-chloro-cyclopentylamine

(-)-cis-2-chloro-cyclopentylamine

phthalic anhydride
85-44-9

phthalic anhydride

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

2-(2S-Hydroxy-(S)-cyclopentyl)-isoindole-1,3-dione

2-(2S-Hydroxy-(S)-cyclopentyl)-isoindole-1,3-dione

Conditions
ConditionsYield
In methanol; sodium methylate; ethyl acetate; toluene
(2S,5R)-1-(2-chloroacetyl)-5-ethynylpyrrolidine-2-carbonitrile
676559-69-6

(2S,5R)-1-(2-chloroacetyl)-5-ethynylpyrrolidine-2-carbonitrile

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

(2S,5R)-5-ethynyl-1-{N-((2S)-2-hydroxycyclopentyl)glycyl}pyrrolidine-2-carbonitrile

(2S,5R)-5-ethynyl-1-{N-((2S)-2-hydroxycyclopentyl)glycyl}pyrrolidine-2-carbonitrile

Conditions
ConditionsYield
With triethylamine In acetonitrile
With triethylamine In acetonitrile
(2,6-difluoro-4-(3,6,6-trimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)benzonitrile)
1073973-05-3

(2,6-difluoro-4-(3,6,6-trimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indazol-1-yl)benzonitrile)

(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

2-fluoro-6-((1S,2S)-2-hydroxy-cyclopentylamino)-4-(3,6,6-trimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-benzonitrile
1073974-02-3

2-fluoro-6-((1S,2S)-2-hydroxy-cyclopentylamino)-4-(3,6,6-trimethyl-4-oxo-4,5,6,7-tetrahydro-indazol-1-yl)-benzonitrile

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 60℃; for 4h;
(1S,2S)-2-aminocyclopentanol hydrochloride
68327-04-8

(1S,2S)-2-aminocyclopentanol hydrochloride

4-((triisopropylsilyloxy)methyl)benzaldehyde
313279-15-1

4-((triisopropylsilyloxy)methyl)benzaldehyde

C22H37NO2Si

C22H37NO2Si

Conditions
ConditionsYield
With magnesium sulfate; triethylamine In dichloromethane at 20℃; for 3h;

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