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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

Proline

Cas:344-25-2

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 D-Proline supplier in China

Cas:344-25-2

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

High purity 344-25-2 d-proline

Cas:344-25-2

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Wuhan Fortuna Chemical Co.,Ltd

D-Proline CAS 344-25-2 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing the

D-Proline CAS 344-25-2

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

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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 D-(+)-proline

Cas:344-25-2

Min.Order:1

Negotiable

Type:Other

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Baoding Faithful Industry Co., Ltd.

Sales: 1.24hours to reply your E-mail 2.Market information trend share with customers Suggestion for purchase decision Reputation: 1.Implementing contract terms strictly 2.Timely solve any discrepancy or goods claims Take our responsibility for loss

proline

Cas:344-25-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Xi'an Xszo Chem Co., Ltd.

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

High Quality Food Grade D-Proline 344-25-2 HACCP Manufacturer

Cas:344-25-2

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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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

Proline

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

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

D-Pyrrolidine-2-carboxylicacid

Cas:344-25-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

high quality D-Pyrrolidine-2-carboxylic acid

Cas:344-25-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

D-Proline cas344-25-2

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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

Manufacturer supply CAS 344-25-2 with best quality

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name Proline Synonyms D-(+)-Proline; D-Pyrrolidine-2-carboxylic acid Molecular Structure Molecular Formula

D-Pyrrolidine-2-carboxylic acid 344-25-2

Cas:344-25-2

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

D-proline CAS:344-25-2

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $15.0 / 44.0

Type:Trading Company

inquiry

Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO

D-proline manufacturer/supplier

Cas:344-25-2

Min.Order:1 Gram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Onchem specialized in APIs, chemical intermediate

Topsale D-Proline 99% with lower price

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

feed additives, D-Proline CAS:344-25-2

Cas:344-25-2

Min.Order:1 Kilogram

FOB Price: $64.3 / 69.2

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

D-Proline CAS: 344-25-2 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates, s

D-Proline CAS: 344-25-2

Cas:344-25-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

Proline

Cas:344-25-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:344-25-2

Cas:344-25-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Largest Manufacturer factory sales D-Pyrrolidine-2-Carboxylic Acid CAS 344-25-2

Cas:344-25-2

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

ShangHai Soyoung Biotechnology Inc

Trade Assurance Get full protection for your orders 100% Product quality protection 100% On-time shipment protection 100% Payment protection Appearance:white slight crystal powder Storage:Store at room(18~25℃) temperature. Protect from moisture Pa

D-Proline powder CAS 344-25-2

Cas:344-25-2

Min.Order:25 Kilogram

FOB Price: $80.0

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

D-Proline

Cas:344-25-2

Min.Order:0

Negotiable

Type:Manufacturers

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

D-Proline

Cas:344-25-2

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

SICHUAN TONGSHENG AMINOACID CO.LTD

Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we guarantee high quality, competive price and reliable service. We fully compliance with ISO9001:2008, production and quality managemen

D-Proline

Cas:344-25-2

Min.Order:1 Gram

Negotiable

Type:Manufacturers

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We have s

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

D-Proline

Cas:344-25-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

D-PYRROLIDINE-2-CARBOXYLIC ACID

Cas:344-25-2

Min.Order:1 Gram

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

D-Proline

Cas:344-25-2

Min.Order:0

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

D-Pyrrolidine-2-carboxylic acid

Cas:344-25-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Synthetic route

Z-D-proline
6404-31-5

Z-D-proline

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol under 760 Torr; for 5h;96%
(S)-1-Pyrrolidin-2-yl-methanol
23356-96-9

(S)-1-Pyrrolidin-2-yl-methanol

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With potassium permanganate In water at 15 - 20℃; Concentration;95.65%
(R)-1-(benzyloxycarbonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid

(R)-1-(benzyloxycarbonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogen; palladium(II) hydroxide In tetrahydrofuran; methanol at 20℃; for 3h;83%
With hydrogen; palladium(II) hydroxide In tetrahydrofuran; methanol at 20℃; for 3h;83%
3,4-dihydro-2H-pyrrole-2-carboxylic acid; hydrochloride

3,4-dihydro-2H-pyrrole-2-carboxylic acid; hydrochloride

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol77%
(R)-N-(3,5-dinitrobenzoyl)proline
143492-63-1

(R)-N-(3,5-dinitrobenzoyl)proline

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride
With hydrogenchloride
(2R,5R)-2-t-butyl-1-t-butyloxycarbonyl-5-(3-chloropropyl)-3-methyl-4-imidazolidinone
119838-25-4

(2R,5R)-2-t-butyl-1-t-butyloxycarbonyl-5-(3-chloropropyl)-3-methyl-4-imidazolidinone

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Yield given. Multistep reaction;
(2S,3S)-2,3-Dihydroxy-succinic acid; compound with (R)-pyrrolidine-2-carboxylic acid
126147-98-6

(2S,3S)-2,3-Dihydroxy-succinic acid; compound with (R)-pyrrolidine-2-carboxylic acid

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With ammonium hydroxide 1.) methanol, 0.5 h; Yield given. Multistep reaction;
(S)-N-(2-benzoylphenyl)-1-benzylpyrrolidine-2-carboxamide
96293-17-3, 105024-93-9, 105112-33-2

(S)-N-(2-benzoylphenyl)-1-benzylpyrrolidine-2-carboxamide

acrolein
107-02-8

acrolein

A

L-proline
147-85-3

L-proline

B

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With sodium tetrahydroborate; triethylamine; nickel(II) nitrate Yield given. Multistep reaction. Yields of byproduct given;
L-ornithine-dihydrochloride

L-ornithine-dihydrochloride

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride; nitrosylchloride Erhitzen des Reaktionsprodukts mit wss. Ba(OH)2;
N-<3-nitro-benzoyl>-dl-proline

N-<3-nitro-benzoyl>-dl-proline

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With Cinchonin
acrolein
107-02-8

acrolein

nickel(II) complex of the Schiff's base derived from (S)-o-<(N-benzylprolyl)amino>benzophenone and glycine

nickel(II) complex of the Schiff's base derived from (S)-o-<(N-benzylprolyl)amino>benzophenone and glycine

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride; sodium cyanoborohydride; triethylamine 1.) MeOH, 60 deg C; 2.) EtOH, 80 deg C; 3.) MeOH, r.t., 24 h; Yield given. Multistep reaction;
acrolein
107-02-8

acrolein

Complex (1)

Complex (1)

A

(S)-N-(2-benzoylphenyl)-1-benzylpyrrolidine-2-carboxamide
96293-17-3, 105024-93-9, 105112-33-2

(S)-N-(2-benzoylphenyl)-1-benzylpyrrolidine-2-carboxamide

B

L-proline
147-85-3

L-proline

C

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With sodium tetrahydroborate; triethylamine 1.) MeOH, -10 deg C, 2.) water, 25 deg C; Yield given. Multistep reaction. Yields of byproduct given;
N-benzyloxycarbonyl-L-phenylalanyl-D-proline
746639-86-1

N-benzyloxycarbonyl-L-phenylalanyl-D-proline

A

N-Cbz-L-Phe
1161-13-3

N-Cbz-L-Phe

B

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride; carboxypeptisae-A In water at 37℃; pH=6.5; Enzyme kinetics; Kinetics; Further Variations:; Reagents;
(R)-2-Amino-5-oxo-pentanoic acid

(R)-2-Amino-5-oxo-pentanoic acid

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. HCl / Heating
2: 77 percent / H2 / Pd/C / methanol
View Scheme
(RS,R)-(-)-(N-p-toluenesulfinyl)-2-amino-5,5-dimethoxypentanonitrile

(RS,R)-(-)-(N-p-toluenesulfinyl)-2-amino-5,5-dimethoxypentanonitrile

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: aq. HCl / Heating
2: aq. HCl / Heating
3: 77 percent / H2 / Pd/C / methanol
View Scheme
methyl 2,3-dideoxy-5,6-O-isopropylidene-4-O-p-tolylsulfonyl-D-erythro-hexonate
136963-32-1

methyl 2,3-dideoxy-5,6-O-isopropylidene-4-O-p-tolylsulfonyl-D-erythro-hexonate

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: 91 percent / NaN3 / dimethylformamide / 12 h / 100 °C
2: 82 percent / DIBAL / light petroleum; toluene; hexane / 1 h / -78 °C
3: 76 percent / H2 / 10percent Pd/C / methanol / 7 h / 760 Torr / Ambient temperature
4: 82 percent / NaHCO3 / aq. ethanol
5: 95 percent / 80percent aq. AcOH / 120 h / Ambient temperature
6: 79 percent / aq. NaIO4 / methanol / 2 h
7: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
8: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(2R)-(+)-phenylmethyl 2-formylpyrrolidine-1-carboxylate
50463-82-6, 71461-30-8, 105706-84-1, 143393-11-7

(2R)-(+)-phenylmethyl 2-formylpyrrolidine-1-carboxylate

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
2: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(R)-2-[(S)-2,2-dimethyl-1,3-dioxolan-4-yl]pyrrolidine
200499-55-4

(R)-2-[(S)-2,2-dimethyl-1,3-dioxolan-4-yl]pyrrolidine

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 82 percent / NaHCO3 / aq. ethanol
2: 95 percent / 80percent aq. AcOH / 120 h / Ambient temperature
3: 79 percent / aq. NaIO4 / methanol / 2 h
4: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
5: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(R)-4-Azido-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyraldehyde
200499-54-3

(R)-4-Azido-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyraldehyde

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 76 percent / H2 / 10percent Pd/C / methanol / 7 h / 760 Torr / Ambient temperature
2: 82 percent / NaHCO3 / aq. ethanol
3: 95 percent / 80percent aq. AcOH / 120 h / Ambient temperature
4: 79 percent / aq. NaIO4 / methanol / 2 h
5: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
6: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(R)-1-benzyloxycarbonyl-2-[(S)-1,2-dihydroxyethyl]pyrrolidine
200499-58-7

(R)-1-benzyloxycarbonyl-2-[(S)-1,2-dihydroxyethyl]pyrrolidine

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 79 percent / aq. NaIO4 / methanol / 2 h
2: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
3: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(R)-4-Azido-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyric acid methyl ester
200499-52-1

(R)-4-Azido-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyric acid methyl ester

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: 82 percent / DIBAL / light petroleum; toluene; hexane / 1 h / -78 °C
2: 76 percent / H2 / 10percent Pd/C / methanol / 7 h / 760 Torr / Ambient temperature
3: 82 percent / NaHCO3 / aq. ethanol
4: 95 percent / 80percent aq. AcOH / 120 h / Ambient temperature
5: 79 percent / aq. NaIO4 / methanol / 2 h
6: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
7: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
(2R,4'S)-N-Benzyloxycarbonyl-2-(2',2'-dimethyl-1',3'-dioxolan-4'-yl)pyrrolidine
200499-57-6

(2R,4'S)-N-Benzyloxycarbonyl-2-(2',2'-dimethyl-1',3'-dioxolan-4'-yl)pyrrolidine

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 95 percent / 80percent aq. AcOH / 120 h / Ambient temperature
2: 79 percent / aq. NaIO4 / methanol / 2 h
3: 88 percent / aq. NaClO2, Na2HPO4 / various solvent(s) / 1 h
4: 96 percent / H2 / 10percent Pd/C / methanol / 5 h / 760 Torr
View Scheme
1-(3,5-dinitro-benzoyl)-DL-proline
99989-76-1, 143492-62-0

1-(3,5-dinitro-benzoyl)-DL-proline

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: brucine; acetone
2: aqueous HCl
View Scheme
Co2 (CO)8

Co2 (CO)8

N-[(methyl)carbonyl]-2-pyrroline
23105-58-0

N-[(methyl)carbonyl]-2-pyrroline

rac-octan-2-ol
4128-31-8

rac-octan-2-ol

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With pyridine; H2; CO In tetrahydrofuran; hydrogenchloride
N-[(methyl)carbonyl]-2-pyrroline
23105-58-0

N-[(methyl)carbonyl]-2-pyrroline

rac-octan-2-ol
4128-31-8

rac-octan-2-ol

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With pyridine; H2; CO; Co2(CO)8 In tetrahydrofuran; hydrogenchloride
rac-Pro-OH
609-36-9

rac-Pro-OH

A

L-proline
147-85-3

L-proline

B

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With C24H29CoN2O4 In dichloromethane; water at 10℃; for 24h; Resolution of racemate; optical yield given as %ee;
Stage #1: rac-Pro-OH With C24H29CoN2O4 In dichloromethane; water at 10℃; for 24h; Resolution of racemate;
Stage #2: With sodium dithionite In dichloromethane; water for 5h; Resolution of racemate; optical yield given as %ee;
With shaking calcined L-Pro chiral ordered mesoporous silica Resolution of racemate;
2-hydroxymethylpyrrolidinium trifluoroacetate

2-hydroxymethylpyrrolidinium trifluoroacetate

A

L-proline
147-85-3

L-proline

B

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With potassium permanganate; sulfuric acid In water at 0 - 20℃; optical yield given as %ee;
Glu-Gln-Arg-Pro-Arg
1281970-89-5

Glu-Gln-Arg-Pro-Arg

A

L-glutamic acid
56-86-0

L-glutamic acid

B

L-arginine
74-79-3

L-arginine

C

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride; water at 150℃; for 12h;
apratoxin S5
1334149-95-9

apratoxin S5

A

N-methylalanine
3913-67-5

N-methylalanine

B

N-methyl-L-isoleucine
4125-98-8

N-methyl-L-isoleucine

C

O-Methyltyrosine
6230-11-1

O-Methyltyrosine

D

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
With hydrogenchloride; water at 110℃; for 24h;
methanol
67-56-1

methanol

D-Prolin
344-25-2

D-Prolin

D-proline methyl ester hydrochloride
2133-40-6

D-proline methyl ester hydrochloride

Conditions
ConditionsYield
With thionyl chloride at 0℃; for 2h;100%
With thionyl chloride Reflux;97%
In dimethyl sulfoxide at 10 - 80℃; for 2h;88%
pivaloyl chloride
3282-30-2

pivaloyl chloride

D-Prolin
344-25-2

D-Prolin

ButCO-D-Pro-OH
145612-92-6

ButCO-D-Pro-OH

Conditions
ConditionsYield
With sodium hydroxide100%
benzyl chloroformate
501-53-1

benzyl chloroformate

D-Prolin
344-25-2

D-Prolin

Z-D-proline
6404-31-5

Z-D-proline

Conditions
ConditionsYield
With sodium hydroxide In water; toluene at 20℃; for 1h; Inert atmosphere;100%
With sodium hydroxide In water at 0 - 20℃;93%
With sodium hydroxide In water Ambient temperature;
methanol
67-56-1

methanol

D-Prolin
344-25-2

D-Prolin

methyl (3R)-pyrrolidine-3-carboxylate hydrochloride
874964-22-4

methyl (3R)-pyrrolidine-3-carboxylate hydrochloride

Conditions
ConditionsYield
With thionyl chloride at 20℃; for 16.5h;100%
D-Prolin
344-25-2

D-Prolin

D-proline methyl ester hydrochloride
2133-40-6

D-proline methyl ester hydrochloride

Conditions
ConditionsYield
With thionyl chloride In methanol Reflux;100%
cadmium(II) nitrate tetrhydrate

cadmium(II) nitrate tetrhydrate

D-Prolin
344-25-2

D-Prolin

Cd[D-proline]2

Cd[D-proline]2

Conditions
ConditionsYield
With triethylamine In methanol at 20℃; for 1h;100%
D-Prolin
344-25-2

D-Prolin

Methacryloyl chloride
920-46-7

Methacryloyl chloride

(2R)-1-methacryloylpyrrolidin-2-carboxylic acid
106089-24-1

(2R)-1-methacryloylpyrrolidin-2-carboxylic acid

Conditions
ConditionsYield
With sodium hydroxide In acetone at 0℃; for 0.5h;99%
With sodium hydroxide In tetrahydrofuran; acetone at 5 - 20℃; for 3h; pH=11 - 12; Cooling with ice;83.8%
With sodium hydroxide In acetone at 20℃; for 4h; pH=10.3;81%
D-Prolin
344-25-2

D-Prolin

L-proline
147-85-3

L-proline

Conditions
ConditionsYield
With porcine kidney D-amino acid oxidase (EC 1.4.3.3.); sodium cyanoborohydride; flavin adenine dinucleotide In phosphate buffer at 37℃;99%
4-Fluoro-2-hydroxyacetophenone
1481-27-2

4-Fluoro-2-hydroxyacetophenone

D-Prolin
344-25-2

D-Prolin

(R)-1-(4-acetyl-3-hydroxyphenyl)pyrrolidine-2-carboxylic acid
1305325-82-9

(R)-1-(4-acetyl-3-hydroxyphenyl)pyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 95℃; for 2.5h;99%
n-dodecanoyl chloride
112-16-3

n-dodecanoyl chloride

D-Prolin
344-25-2

D-Prolin

N-lauroyl-D-proline
1248347-91-2

N-lauroyl-D-proline

Conditions
ConditionsYield
Stage #1: D-Prolin With pyridine; chloro-trimethyl-silane In dichloromethane for 1.16667h;
Stage #2: n-dodecanoyl chloride In dichloromethane at 0 - 20℃; for 1.83333h;
99%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

D-Prolin
344-25-2

D-Prolin

N-(tert-butoxycarbonyl)-D-proline
37784-17-1

N-(tert-butoxycarbonyl)-D-proline

Conditions
ConditionsYield
With triethylamine98%
With triethylamine In dichloromethane at 25 - 30℃;97%
Stage #1: D-Prolin With sodium hydrogencarbonate In 1,4-dioxane; water at 20℃; for 0.5h;
Stage #2: di-tert-butyl dicarbonate In 1,4-dioxane; water at 0 - 20℃;
95%
butyraldehyde
123-72-8

butyraldehyde

D-Prolin
344-25-2

D-Prolin

(R)-1-butylpyrrolidine-2-carboxylic acid

(R)-1-butylpyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen In ethanol at 20℃; under 3750.38 Torr; for 5h; Inert atmosphere;98%
D-Prolin
344-25-2

D-Prolin

N-nitroso-D-proline
42022-03-7

N-nitroso-D-proline

Conditions
ConditionsYield
With 3,3-dimethyl-2-nitroso-2,3-dihydrobenzo[d]isothiazole 1,1-dioxide In dichloromethane at 20℃; Sealed tube;98%
tetra-n-butylphosphonium hydroxide
14518-69-5

tetra-n-butylphosphonium hydroxide

D-Prolin
344-25-2

D-Prolin

tetrabutylphosphonium (S)-(+)-prolinate

tetrabutylphosphonium (S)-(+)-prolinate

Conditions
ConditionsYield
In water at 20℃; for 2h;97%
Λ-[Ir(2-phenylquinoline)2(MeCN)2](PF6)

Λ-[Ir(2-phenylquinoline)2(MeCN)2](PF6)

D-Prolin
344-25-2

D-Prolin

Λ-[Ir(2-phenylquinoline)2(D-proline)]

Λ-[Ir(2-phenylquinoline)2(D-proline)]

Conditions
ConditionsYield
With sodium methylate In methanol at 20℃; for 12h; Darkness;97%
With sodium methylate In methanol at 50℃; for 24h; Inert atmosphere; diastereoselective reaction;
1-Naphthalenesulfonyl chloride
85-46-1

1-Naphthalenesulfonyl chloride

D-Prolin
344-25-2

D-Prolin

(R)-1-(naphthalen-1-ylsulfonyl)pyrrolidine-2-carboxylic acid
126522-72-3

(R)-1-(naphthalen-1-ylsulfonyl)pyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran at 50℃; for 5h;96.2%
chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

D-Prolin
344-25-2

D-Prolin

(R)-1-ethoxycarbonylprolin
175725-27-6

(R)-1-ethoxycarbonylprolin

Conditions
ConditionsYield
With sodium carbonate In tetrahydrofuran; water at 0 - 20℃; for 3.75h;96%
With potassium carbonate In water 1) 0 deg C, 1 h, 2) r.t., 2 h; Yield given;
Stage #1: chloroformic acid ethyl ester; D-Prolin With sodium hydroxide; water at 0 - 20℃; pH=9 - 10;
Stage #2: With hydrogenchloride; water at 0℃; pH=1;
isatoic anhydride
118-48-9

isatoic anhydride

D-Prolin
344-25-2

D-Prolin

(11aS)-2,3,5,10,11,11a-hexahydro-1H-pyrrolo<2,1-c><1,4>benzodiazepin-5,11-dione
154802-75-2

(11aS)-2,3,5,10,11,11a-hexahydro-1H-pyrrolo<2,1-c><1,4>benzodiazepin-5,11-dione

Conditions
ConditionsYield
In dimethyl sulfoxide at 180℃; Condensation;96%
In dimethyl sulfoxide at 150℃; for 2h; Inert atmosphere;82%
In dimethyl sulfoxide at 100℃; for 5h;81%
formaldehyd
50-00-0

formaldehyd

D-Prolin
344-25-2

D-Prolin

Conditions
ConditionsYield
Stage #1: formaldehyd; D-Prolin
Stage #2: With hydrogen
96%
With hydrogen; palladium 10% on activated carbon In methanol under 775.743 Torr; for 18h;96%
With hydrogen; palladium 10% on activated carbon In methanol under 775.743 Torr; for 18h;96%
dronabinol
1972-08-3

dronabinol

D-Prolin
344-25-2

D-Prolin

C21H30O2*C5H9NO2

C21H30O2*C5H9NO2

Conditions
ConditionsYield
In n-heptane at 20℃; for 48h; Inert atmosphere;96%
dimethylsulfite
616-42-2

dimethylsulfite

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

D-Prolin
344-25-2

D-Prolin

(D)-proline, methyl ester, tosylate salt
104848-85-3

(D)-proline, methyl ester, tosylate salt

Conditions
ConditionsYield
In diethyl ether at 90℃; for 7h;95%
2-(2-bromobenzyloxy)aniline
3434-04-6

2-(2-bromobenzyloxy)aniline

D-Prolin
344-25-2

D-Prolin

4-methoxyphenyl-acetic chloride
4693-91-8

4-methoxyphenyl-acetic chloride

(R)-1-[(4-methoxyphenyl)acetyl]pyrrolidine-2-carboxylic acid

(R)-1-[(4-methoxyphenyl)acetyl]pyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In water; acetone95%
2-(3-fluoro-6-nitrophenyl)benzothiazole
1085704-41-1

2-(3-fluoro-6-nitrophenyl)benzothiazole

D-Prolin
344-25-2

D-Prolin

(2R)-1-[3-(1,3-benzothiazol-2-yl)-4-nitrophenyl]pyrrolidine-2-carboxylic acid

(2R)-1-[3-(1,3-benzothiazol-2-yl)-4-nitrophenyl]pyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With sodium hydrogencarbonate In tetrahydrofuran; water for 16h; Reflux;95%
chloroacetyl chloride
79-04-9

chloroacetyl chloride

D-Prolin
344-25-2

D-Prolin

1-(2-chloroacetyl)proline
23500-11-0

1-(2-chloroacetyl)proline

Conditions
ConditionsYield
With dmap at 20℃; for 5.16667h; Reagent/catalyst;94.8%
tetrabutylammonium hydroxide triacontahydrate

tetrabutylammonium hydroxide triacontahydrate

D-Prolin
344-25-2

D-Prolin

tetrabutylammonium (R)-prolinate
1198400-65-5

tetrabutylammonium (R)-prolinate

Conditions
ConditionsYield
In water at 100℃; for 65h;94%
tetra-n-butylphosphonium hydroxide
14518-69-5

tetra-n-butylphosphonium hydroxide

D-Prolin
344-25-2

D-Prolin

tetrabutylphosphonium (R)-(-)-prolinate

tetrabutylphosphonium (R)-(-)-prolinate

Conditions
ConditionsYield
In water at 100℃; for 24h;94%
Cbz-Gly-ONSuc
2899-60-7

Cbz-Gly-ONSuc

L-glutamic dimethyl ester hydrochloride
23150-65-4

L-glutamic dimethyl ester hydrochloride

D-Prolin
344-25-2

D-Prolin

dimethyl N-(benzyloxycarbonyl)glycyl-D-prolyl-L-glutamate

dimethyl N-(benzyloxycarbonyl)glycyl-D-prolyl-L-glutamate

Conditions
ConditionsYield
Stage #1: Cbz-Gly-ONSuc; D-Prolin With N-ethyl-N,N-diisopropylamine In ethyl acetate for 12h; Inert atmosphere; Green chemistry;
Stage #2: With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate In ethyl acetate for 0.5h; Inert atmosphere; Green chemistry;
Stage #3: L-glutamic dimethyl ester hydrochloride In ethyl acetate for 1h; Inert atmosphere; Green chemistry; chemoselective reaction;
94%
perfluoro-1-butanesulfonyl fluoride
2386-60-9

perfluoro-1-butanesulfonyl fluoride

D-Prolin
344-25-2

D-Prolin

(R)-1-(butylsulfonyl)pyrrolidine-2-carboxylic acid
910481-82-2

(R)-1-(butylsulfonyl)pyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran at 50℃; for 5h;93.1%

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