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
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inquiryhigh quality Appearance: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
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
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
Cas:216854-23-8
Min.Order:1 Kilogram
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Type:Manufacturers
inquiryOur 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
Cas:216854-23-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Cas:216854-23-8
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FOB Price: $0.9 / 1.0
Type:Lab/Research institutions
inquiryDensity: 1.02 ± 0.1 g/cm3 (Predicted) Melting point: 122-127 ° C Boiling point: 304.8 ± 31.0 ° C (Predicted) Specific rotation: -3 º (c=1, DMF) Flash point: 138.2 ° C Steam pressure: 0.000854mmHg at 25 ° C Solubilit
Cas:216854-23-8
Min.Order:5 Kilogram
FOB Price: $20.0 / 80.0
Type:Trading Company
inquiryHenan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com
Cas:216854-23-8
Min.Order:1 Gram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryWITH 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
Cas:216854-23-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry pla
Cas:216854-23-8
Min.Order:100 Gram
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inquiry1.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
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Min.Order:1 Kilogram
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inquiryHenan 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
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:By
Cas:216854-23-8
Min.Order:100 Gram
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Type:Lab/Research institutions
inquiryHangzhou 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
Cas:216854-23-8
Min.Order:0 Metric Ton
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inquiryJ&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
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inquiryA 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
Cas:216854-23-8
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryour strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
Cas:216854-23-8
Min.Order:1 Gram
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Type:Other
inquiryWhy 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
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
Cas:216854-23-8
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:216854-23-8
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiryProduct 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,
Cas:216854-23-8
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryGMP 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,
Cas:216854-23-8
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inquiry(S)-3-N-Boc-aminopiperidine Basic information Product Name: (S)-3-N-Boc-aminopiperidine Synonyms: (3S)-3-Aminopiperidine, 3-BOC protected 95+%;Alogliptin Impurity 53;(S)-3-amino-N-boc-piperidine;tert-butyl (S)-piperidin-3-ylcarbamate;tert-butyl
Cas:216854-23-8
Min.Order:1 Kilogram
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inquiryfactory?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
Cas:216854-23-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryWe 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
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
Cas:216854-23-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.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
Cas:216854-23-8
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryLocated 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
Cas:216854-23-8
Min.Order:0
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Type:Other
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Superior quality, moderate price & quick delivery. Appearance:white powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediate
Cas:216854-23-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry3(S)-<(butoxycarbonyl)amino>-2-oxopiperidine
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With borane-THF In tetrahydrofuran at 0 - 25℃; for 6.75h; | 30% |
(S)-2-(tert-butoxycarbonylamino)pentane-1,5-diyl dimethanesulfonate
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With ammonium hydroxide In acetonitrile for 48h; Ambient temperature; Yield given; |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: H2SO4 / 2 h / Heating 2: Et3N / dioxane; H2O / 2 h / 0 °C 3: NaBH4, CaCl2 / ethanol / 2 h / 0 °C 4: Et3N / CH2Cl2 / 1 h / -10 - 0 °C 5: aq. NH4OH / acetonitrile / 48 h / Ambient temperature View Scheme |
L-glutamic acid dimethyl ester
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: Et3N / dioxane; H2O / 2 h / 0 °C 2: NaBH4, CaCl2 / ethanol / 2 h / 0 °C 3: Et3N / CH2Cl2 / 1 h / -10 - 0 °C 4: aq. NH4OH / acetonitrile / 48 h / Ambient temperature View Scheme |
dimethyl (2S)-2-[(tert-butoxycarbonyl)amino]pentanedioate
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: NaBH4, CaCl2 / ethanol / 2 h / 0 °C 2: Et3N / CH2Cl2 / 1 h / -10 - 0 °C 3: aq. NH4OH / acetonitrile / 48 h / Ambient temperature View Scheme |
[(1S)-4-hydroxy-1-(hydroxymethyl)butyl]carbamic acid tert-butyl ester
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Et3N / CH2Cl2 / 1 h / -10 - 0 °C 2: aq. NH4OH / acetonitrile / 48 h / Ambient temperature View Scheme |
1-[4-chloro-6-(4-morpholinyl)-1,3,5-triazin-2-yl]-2-(difluoromethyl)-4-methoxy-1H-benzimidazole
tert-butyl (S)-piperidin-3-yl-carbamate
tert-butyl (R)-1-[4-[2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]piperidin-3-ylcarbamate
Conditions | Yield |
---|---|
at 20℃; | 100% |
1-[5-(difluoromethyl)-6-fluoro-2-pyridyl]-6-(6-methylpyrazin-2-yl)pyrazolo[4,3-c]pyridine
tert-butyl (S)-piperidin-3-yl-carbamate
tert-butyl N-[(3S)-1-[3-(difluoromethyl)-6-[6-(6-methylpyrazin-2-yl)pyrazolo[4,3-c]pyridin-1-yl]-2-pyridyl]-3-piperidyl]carbamate
Conditions | Yield |
---|---|
With 4-methyl-morpholine In 1-methyl-pyrrolidin-2-one at 100℃; Sealed tube; | 100% |
2-chloro-6,7-dimethoxyquinazolin-4-amine
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
In i-Amyl alcohol at 130℃; under 760.051 Torr; for 0.833333h; Microwave irradiation; | 100% |
1-[4-chloro-6-(4-morpholinyl)-1,3,5-triazin-2-yl]-2-(difluoromethyl)-4-methoxy-1H-benzimidazole
tert-butyl (S)-piperidin-3-yl-carbamate
tert-butyl (S)-1-[4-[2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]piperidin-3-ylcarbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; | 100% |
phenylacetaldehyde
tert-butyl (S)-piperidin-3-yl-carbamate
(S)-tert-butyl 1-phenethylpiperidin-3-ylcarbamate
Conditions | Yield |
---|---|
With sodium tris(acetoxy)borohydride; acetic acid In dichloromethane at 20℃; for 4.25h; | 99% |
benzyl chloroformate
tert-butyl (S)-piperidin-3-yl-carbamate
benzyl (3S)-3-[(2-methylpropan-2-yl)oxycarbonylamino]piperidine-1-carboxylate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 99% |
With triethylamine In dichloromethane at 0℃; for 1h; | 95% |
With triethylamine In ethyl acetate at 0℃; for 1h; | 95% |
With triethylamine In dichloromethane at 0 - 20℃; Product distribution / selectivity; | 89% |
With triethylamine In tetrahydrofuran at 20℃; for 0.5h; |
Bromodiphenylmethane
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 60℃; for 14h; | 94% |
2-methylpropane-1-sulfonyl chloride
tert-butyl (S)-piperidin-3-yl-carbamate
[(S)-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 93% |
7-chloro-6-nitrothieno[3,2-b]pyridine
tert-butyl (S)-piperidin-3-yl-carbamate
tert-butyl [(3S)-1-(6-nitrothieno[3,2-b]pyridin-7-yl)piperidin-3-yl]carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In butan-1-ol at 110℃; for 12h; | 93% |
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 90℃; for 1h; | 92% |
4-chloro-9-(2-trimethylsilanyl-ethoxymethyl)-9H-dipyrido[2,3-b;4',3'-d]pyrrole-6-carbonitrile
tert-butyl (S)-piperidin-3-yl-carbamate
(S)-tert-butyl 1-(6-cyano-9-((2-(trimethylsilyl)ethoxy)methyl)-9H-dipyrido[2,3-b;4',3'-d]pyrrol-4-yl)piperidin-3-ylcarbamate
Conditions | Yield |
---|---|
In N,N-dimethyl acetamide at 100℃; for 2h; | 90% |
di-tert-butyl (6-bromo-2-pyridinyl)imidodicarbonate
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
Stage #1: di-tert-butyl (6-bromo-2-pyridinyl)imidodicarbonate; tert-butyl (S)-piperidin-3-yl-carbamate With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 95℃; for 7h; Inert atmosphere; Stage #2: With hydrogenchloride In 1,4-dioxane at 20℃; for 7h; | 90% |
formaldehyd
tert-butyl (S)-piperidin-3-yl-carbamate
(S)-tert-butyl (1-methylpiperidin-3-yl)carbamate
Conditions | Yield |
---|---|
With formic acid In 2-methyltetrahydrofuran; water at 80℃; for 0.75h; | 90% |
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In ethanol at 100℃; for 15h; | 90% |
5-iodo-6-nitro-1,2,3,4-tetrahydro-1,8-naphthyridine
tert-butyl (S)-piperidin-3-yl-carbamate
tert-butyl [(3S)-1-(3-nitro-5,6,7,8-tetrahydro-1,8-naphthyridin-4-yl)piperidin-3-yl]carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In butan-1-ol at 140℃; for 14h; | 89% |
5-(4-chlorophenyl)-2-furoic acid
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 1h; | 89% |
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 90℃; for 0.5h; | 88% |
With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 90℃; for 0.5h; | 88% |
tert-butyl (S)-piperidin-3-yl-carbamate
Conditions | Yield |
---|---|
With dmap; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 40℃; for 8h; | 88% |
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