1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualified
Cas:22348-32-9
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inquiry(R)-(+)-2-(Diphenylhydroxymethyl)pyrrolidine, 22348-32-9 factory, 98% in stock Our Advantages: Rich experience in loading a great amount of containers in Chinese sea port; Fast shipment by well-reputed shipping line; P
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Type:Manufacturers
inquiryAs 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 according to the contract research and development services for th
Cas:22348-32-9
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryAnalysis tests Standard Results Appearance White crystalline powder White crystalline powder Purity(GC)
Cas:22348-32-9
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Manufacturers
inquirygood quality Appearance:liquid Storage:cold storage Package:meet the demand of customer Application:diagnostic reagent Transportation:by sea or by air Port:shanghai
Cas:22348-32-9
Min.Order:1 Gram
Negotiable
Type:Manufacturers
inquiry1. 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
Cas:22348-32-9
Min.Order:1 Gram
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Type:Manufacturers
inquiry
Cas:22348-32-9
Min.Order:1 Metric Ton
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Type:Manufacturers
inquirychengdu and import and export trade co., LTD., who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do res
Cas:22348-32-9
Min.Order:1000 Gram
FOB Price: $500.0
Type:Trading Company
inquiry(R)-(+)-2-(Diphenylhydroxymethyl)pyrrolidine Basic information Product Name: (R)-(+)-2-(Diphenylhydroxymethyl)pyrrolidine Synonyms: 2-PYRROLIDINEMETHANOL, A,A-DIPHENYL-;ALPHA,ALPHA-DIPHE
Cas:22348-32-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWith 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
Cas:22348-32-9
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
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
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Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
Cas:22348-32-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryAdvantage : 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&
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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam
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Min.Order:1 Kilogram
FOB Price: $7.0 / 10.0
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:White Crystalline Powder Storage:Store in sealed conta
Cas:22348-32-9
Min.Order:10 Gram
Negotiable
Type:Other
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
Cas:22348-32-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:22348-32-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
Product Name: (R)-(+)-alpha,alpha-Diphenyl-2-pyrrolidinemethanol Synonyms: diphenyl-[(2R)-pyrrolidin-2-yl]methanol;2-Pyrrolidinemethanol, α,α-diphenyl-, (2R)-;(2R)-α,α-diphenyl-2-Pyrrolidinemethanol;2-PYRROLIDINEMETHANOL,
Cas:22348-32-9
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryBest 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
Cas:22348-32-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiryTriumph 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
Cas:22348-32-9
Min.Order:0 Metric Ton
Negotiable
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:22348-32-9
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany 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
Cas:22348-32-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:22348-32-9
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Type:Lab/Research institutions
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:22348-32-9
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProName: (R)-(+)-2-(Diphenylhydroxymethyl)pyrro... CasNo: 22348-32-9 Molecular Formula: C17H19NO Appearance: off-white to white powder Application: It is an important raw material and in... DeliveryTime: prompt PackAge: according to the clien
Cas:22348-32-9
Min.Order:1 Gram
FOB Price: $6.0 / 9.0
Type:Trading Company
inquiryThe 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
Cas:22348-32-9
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:22348-32-9
Min.Order:1 Gram
Negotiable
Type:Other
inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Cas:22348-32-9
Min.Order:100 Gram
Negotiable
Type:Other
inquiryMassive 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:22348-32-9
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiry2-(hydroxy(diphenyl)methyl)pyrrolidine-1-carboxylic acid tert-butyl ester
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 2.5h; Reflux; | 100% |
With sodium hydroxide In ethanol at 79℃; for 4h; | 90% |
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Stage #1: (R)-1-tert-butyl-(λ1-oxidanyl)-(λ3-sulfanyl)-2-((methoxymethoxy)diphenylmethyl)pyrrolidine With hydrogenchloride In methanol at 0 - 70℃; for 4h; Stage #2: With sodium hydrogencarbonate In tetrahydrofuran; methanol at 20℃; for 6h; | 91% |
diphenyl(pyrrolidin-2-yl)methanol
(R)-α,α-diphenylprolinol
(R)-Tetrahydro-1H,3H-pyrrolo<1,2-c>oxazole-1,3-dione
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
In tetrahydrofuran Yield given; |
diphenyl(pyrrolidin-2-yl)methanol
A
(S)-diphenylprolinol
B
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Stage #1: diphenyl(pyrrolidin-2-yl)methanol With (R)-1,1'-Bi-2-naphthol; boric acid In acetonitrile Heating; Stage #2: With hydrogenchloride In diethyl ether; water Further stages.; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) s-BuLi, (-)-sparteine, 3.) AcOH 2: 90 percent / NaOH / ethanol / 4 h / 79 °C View Scheme |
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 70 percent / tetrahydrofuran / 24 h / 23 °C 2: 77 percent / BH3 / tetrahydrofuran View Scheme |
methyl 5-oxopyrrolidine-2-carboxylate
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 70 percent / tetrahydrofuran / 24 h / 23 °C 2: 77 percent / BH3 / tetrahydrofuran View Scheme |
Pyroglutamic acid
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 95 percent / 5 molpercent hydrogen chloride (from acetyl chloride) / 24 h / 23 °C 2: 70 percent / tetrahydrofuran / 24 h / 23 °C 3: 77 percent / BH3 / tetrahydrofuran View Scheme |
5-(hydroxy-diphenyl-methyl)-pyrrolidin-2-one
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 77 percent / BH3 / tetrahydrofuran View Scheme |
C24H25NO
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With hydrogenchloride; palladium 10% on activated carbon; hydrogen In ethanol at 20℃; for 18h; Inert atmosphere; |
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With potassium hydroxide In methanol for 48h; Reflux; |
phenylmagnesium chloride
1-(tert-butyl) 2-methyl (R)-pyrrolidine-1,2-dicarboxylate
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Stage #1: phenylmagnesium chloride; 1-(tert-butyl) 2-methyl (R)-pyrrolidine-1,2-dicarboxylate In tetrahydrofuran at 10 - 60℃; Industrial scale; Stage #2: With hydrogenchloride In water at 45℃; for 9h; Industrial scale; Stage #3: With sodium hydroxide Industrial scale; | n/a |
((methoxymethoxy)methylene)dibenzene
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -40 °C / Inert atmosphere 1.2: 1 h / -78 °C / Inert atmosphere 2.1: hydrogenchloride / methanol / 4 h / 0 - 70 °C 2.2: 6 h / 20 °C View Scheme |
3-chloro-n-propanesulfonyl chloride
(R)-α,α-diphenylprolinol
(R)-(1-(3-chloropropylsulfonyl)pyrrolidin-2-yl)diphenylmethanol
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 2h; | 100% |
Conditions | Yield |
---|---|
In toluene at 80℃; for 1h; Inert atmosphere; | 100% |
Stage #1: Triisopropyl borate; ethylene glycol In toluene Inert atmosphere; Reflux; Stage #2: (R)-α,α-diphenylprolinol In toluene at 80℃; for 1h; Inert atmosphere; Reflux; | 100% |
Stage #1: Triisopropyl borate; ethylene glycol In toluene Inert atmosphere; Reflux; Stage #2: (R)-α,α-diphenylprolinol In toluene at 80℃; for 1h; Inert atmosphere; | 90% |
phenylbis(diisopropylamino)borane
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
In tetrahydrofuran; toluene reflux for 30 min; solvents are removed; | 96% |
butylbis(diisopropylamino)borane
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
In tetrahydrofuran; toluene reflux for 30 min; solvents are removed; | 95% |
chloromethyldiphenylsilane
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; for 24h; | 93% |
(R)-α,α-diphenylprolinol
2-iodo-4,4-dimethyl-cyclohex-2-enone
Conditions | Yield |
---|---|
Stage #1: (R)-α,α-diphenylprolinol With Trimethyl borate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Stage #2: 2-iodo-4,4-dimethyl-cyclohex-2-enone With N,N-diethylaniline borane In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; | 92% |
(R)-α,α-diphenylprolinol
N-((2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)-methyl)-tetrahydro-2H-pyran-2-yl)-2,2,2-trichloroacetamide
C52H54N2O7
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 25℃; Inert atmosphere; | 90% |
With caesium carbonate In N,N-dimethyl-formamide at 25℃; Schlenk technique; Inert atmosphere; | 90% |
(R)-α,α-diphenylprolinol
ethylene glycol
Conditions | Yield |
---|---|
With Triisopropyl borate | 90% |
Stage #1: ethylene glycol With Triisopropyl borate In toluene at 105℃; Inert atmosphere; Stage #2: (R)-α,α-diphenylprolinol In toluene for 1h; Inert atmosphere; |
methylbis(diisopropylamino)borane
(R)-α,α-diphenylprolinol
(S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In tetrahydrofuran; toluene reflux for 30 min; solvents are removed; | 89% |
(R)-α,α-diphenylprolinol
2-Nitrobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 85% |
dihydroxy-methyl-borane
(R)-α,α-diphenylprolinol
(S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In n-heptane at 40℃; Solvent; Temperature; Inert atmosphere; Reflux; Large scale; | 83% |
2,6-bis-(bromomethyl)pyridine
(R)-α,α-diphenylprolinol
(2R,2'R)-1,1'-(pyridine-2,6-diylbis(methylene))bis[2-(diphenylmethanol)pyrrolidine]
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In ethanol at 20℃; for 8h; | 78% |
2-(bromomethyl)pyridine hydrobromide
(R)-α,α-diphenylprolinol
(R)-2-(diphenylmethanol)-1-(pyridin-2-ylmethyl)pyrrolidine
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In ethanol at 20℃; for 10h; | 76% |
(R)-α,α-diphenylprolinol
4-(2,4-dioxo-1,2,3,4-tetrahydro-1-pyrimidinyl)butanoic acid
(R)-1-(4-(2-(hydroxydiphenylmethyl)pyrrolidin-1-yl)-4-oxobutyl)pyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 3h; | 66% |
(R)-α,α-diphenylprolinol
N-Benzyloxycarbonyl-L-proline
Conditions | Yield |
---|---|
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In chloroform for 12h; | 65% |
(R)-α,α-diphenylprolinol
4-chlorophenylglyoxal
1-(4-chlorophenyl)-2-[2-(diphenylmethylene)pyrrolidin-1-yl]ethane-1,2-dione
Conditions | Yield |
---|---|
With gold(III) tribromide In dichloromethane at 60℃; for 12h; Schlenk technique; | 62% |
t-butyldimethylsiyl triflate
(R)-α,α-diphenylprolinol
(R)-2-(((tert-butyldimethylsilyl)oxy)diphenylmethyl)pyrrolidine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 22℃; for 12h; Inert atmosphere; | 56% |
(2-formylphenyl)(diphenyl)phosphine
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 24h; Cycloaddition; Heating; | 54% |
(1R,4R,7R)-7-isopropyl-5-methylbicyclo[2.2.2]octane-2,5-diene-2-carboxylic acid
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In acetonitrile at 20℃; for 16h; Inert atmosphere; Schlenk technique; | 31% |
Trimethylboroxine
(R)-α,α-diphenylprolinol
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In toluene Heating; | |
With borane In toluene at 20 - 150℃; for 4.5h; | |
In toluene at 20℃; for 0.5h; |
Conditions | Yield |
---|---|
With dimethylsulfide borane complex In tetrahydrofuran at 45℃; for 10h; | |
In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; | |
In tetrahydrofuran | |
In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; | |
Stage #1: Trimethyl borate; (R)-α,α-diphenylprolinol In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; Stage #2: With dimethylsulfide borane complex In tetrahydrofuran Inert atmosphere; |
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
With dimethylsulfide borane complex In tetrahydrofuran at 45℃; for 10h; | |
With dimethylsulfide borane complex In tetrahydrofuran; toluene at 20℃; for 1h; Inert atmosphere; | |
With borane-THF |
tri-o-tolylboroxine
(R)-α,α-diphenylprolinol
bis(trifluoromethanesulfonyl)amide
Conditions | Yield |
---|---|
Stage #1: tri-o-tolylboroxine; (R)-α,α-diphenylprolinol With 4A MS In toluene for 3h; Heating; Stage #2: bis(trifluoromethanesulfonyl)amide In dichloromethane at -25℃; for 0.25h; |
(R)-α,α-diphenylprolinol
bis(trifluoromethanesulfonyl)amide
Conditions | Yield |
---|---|
Stage #1: tri-o-tolylboroxine; (R)-α,α-diphenylprolinol In toluene at 145℃; for 3h; Stage #2: bis(trifluoromethanesulfonyl)amide In toluene at -20℃; for 0.333333h; |
tri-o-tolylboroxine
(R)-α,α-diphenylprolinol
Conditions | Yield |
---|---|
In toluene Heating; | |
With 4 A molecular sieve In toluene Heating; | |
In toluene for 20h; Reflux; |
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