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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

N-Cbz-N'-Boc-L-ornithine

Cas:7733-29-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Wholesale price CAS 7733-29-1 with best price

Cas:7733-29-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

N-α-Z-N-δ-Boc-L-ornithine

Cas:7733-29-1

Min.Order:1 Kilogram

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

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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 manage

N-Cbz-N'-Boc-L-Ornithine

Cas:7733-29-1

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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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

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

N-Cbz-N'-Boc-L-ornithine

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Research Peptide Biotechnology Co., Ltd.

High purity, high success rate, short cycle and moderate priceAppearance:White powder solid Storage:Negative 20 degrees Celsius Package:5mg, 10mg 100mg, 1gram Application:Applied to various scientific research

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Z-Orn(Boc)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Other

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Henan Allgreen Chemical Co.,Ltd

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

Z-ORN(BOC)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Manufacturers

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GL Biochem (Shanghai) Ltd.

Application:Intermidates

Z-Orn(Boc)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

best price good quality Storage:Room Temperature Application:For pharmacy chemicals Transportation:By sea,air .

Z-ORN(BOC)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

N-α-Z-N-δ-Boc-L-ornithine

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow crystal powder Storage:Room temperature with sealed well Package:according to the clients requirement Applicatio

N-Cbz-N'-BoC-L-ornithine

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Fandachem Co.,Ltd

N-Cbz-N'-Boc-L-ornithine cas 7733-29-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

N-Cbz-N'-Boc-L-ornithine cas 7733-29-1

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Other

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Wuhan ZeShanCheng Biomedical Technology Co., Ltd.

we produce and sell good chemicals around the world.Appearance:white power Storage:Keep it in dry,shady and cool place Package:as your requirement Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:SEA OR AIR Port:China Main Po

N-α-Z-N-δ-Boc-L-ornithine

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

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

Z-Orn(Boc)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SAGECHEM LIMITED

7733-29-1 Application:intermediate

L-Ornithine, N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hubei Jiutian Bio-medical Technology Co., Ltd

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Chemlyte Solutions

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

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

Z-ORN(BOC)-OH

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

5-[[(2-methylpropan-2-yl)oxy-oxomethyl]amino]-2-(phenylmethoxycarbonylamino)pentanoic acid

Cas:7733-29-1

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

HENAN SUNLAKE ENTERPRISE CORPORATION Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The hig

Z-ORN(BOC)-OH

Cas:7733-29-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Watson International Ltd

Watson International Ltd' has a very strong R&D and technical capacity supported by FCAD's platform. The subsidiaries under FCAD Group have accumulated much know-how of different fine chemical branches. For example, Apnoke Scientific L

N-Cbz-N'-Boc-L-ornithine

Cas:7733-29-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

ENAO Chemical Co, Limited

For quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,

(S)-2-(((Benzyloxy)carbonyl)amino)-5-((tert-butoxycarbonyl)amino)pentanoic acid

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xiamen BaiFuchem Co.,Ltd

BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art

High quality Z-ORN(BOC)-OH

Cas:7733-29-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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Nanjing Chemlin Chemical Co., Ltd.

Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

7733-29-1

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Trading Company

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Shanghai Hanhong Scientific Co.,Ltd.

factory,reasonable price Appearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:pharmaceutical intermediates Transportation:by courier,air or sea Port:c

N-α-Z-N-δ-Boc-L-ornithine7733-29-1

Cas:7733-29-1

Min.Order:0

Negotiable

Type:Trading Company

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Synthetic route

benzyl chloroformate
501-53-1

benzyl chloroformate

copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine

copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Stage #1: copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine With 8-quinolinol; sodium carbonate In acetone for 1h;
Stage #2: benzyl chloroformate With 1-hydroxy-pyrrolidine-2,5-dione In water at -5℃; for 0.5h;
95%
Nδ-(tert-butoxycarbonyl)-L-ornithine
13650-49-2

Nδ-(tert-butoxycarbonyl)-L-ornithine

benzyl chloroformate
501-53-1

benzyl chloroformate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydrogencarbonate In water at 20℃; for 12h;90%
benzyl-8-quinolyl carbonate
19506-72-0

benzyl-8-quinolyl carbonate

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

L-ornithine hydrochloride
3184-13-2

L-ornithine hydrochloride

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Acylation; Multistep reaction;82%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydroxide; triethylamine In methanol at 20℃; for 24h;36%
With triethylamine In methanol at 40℃; for 1h;
With sodium hydrogencarbonate
N-(tert-butyloxycarbonyl) azide
1070-19-5

N-(tert-butyloxycarbonyl) azide

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With hydroxide
With magnesium oxide In 1,4-dioxane; water
1,1-dimethylethyl 2,4,5-trichlorophenyl carbonate
16965-08-5

1,1-dimethylethyl 2,4,5-trichlorophenyl carbonate

(2S)-2-{[(benzyloxy)carbonyl]amino}-4-(dimethylamino)butanoic acid
62234-40-6

(2S)-2-{[(benzyloxy)carbonyl]amino}-4-(dimethylamino)butanoic acid

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With triethylamine In tert-butyl alcohol
benzyl chloroformate
501-53-1

benzyl chloroformate

Nδ-tert.-Butoxycarbonyl-Orn-acetat

Nδ-tert.-Butoxycarbonyl-Orn-acetat

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydroxide
N-(Benzyloxycarbonyloxy)succinimide
13139-17-8

N-(Benzyloxycarbonyloxy)succinimide

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

L-ornithine hydrochloride
3184-13-2

L-ornithine hydrochloride

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Stage #1: di-tert-butyl dicarbonate; L-ornithine hydrochloride With sodium hydroxide; copper diacetate In water; acetone for 44h;
Stage #2: With 8-quinolinol; sodium carbonate In water; acetone for 1.5h;
Stage #3: N-(Benzyloxycarbonyloxy)succinimide In water; acetone at 20℃; for 1.5h;
benzyl chloroformate
501-53-1

benzyl chloroformate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: Na2CO3 / H2O; acetone / 0.5 h / -10 °C
2.1: Cu(CH3COO)2; NaOH / H2O; acetone / 44 h
2.2: 8-quinolinol; Na2CO3 / acetone; H2O / 1.5 h
2.3: H2O; acetone / 1.5 h / 20 °C
View Scheme
N5-((Ξ)-benzyliden)-L-ornithine
25693-00-9

N5-((Ξ)-benzyliden)-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: MgO / dioxane; H2O
View Scheme
benzyl chloroformate
501-53-1

benzyl chloroformate

aqueous alanine

aqueous alanine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: MgO / dioxane; H2O
View Scheme
L-ornithine
70-26-8

L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: copper(II)
View Scheme
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Conditions
ConditionsYield
With triethylsilane; trifluoroacetic acid In dichloromethane for 0.166667h; Ambient temperature;100%
With trifluoroacetic acid In dichloromethane for 0.5h;92%
With toluene-4-sulfonic acid; triethylamine In acetone for 1h; Heating;19.55 g
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

L-valine methylester hydrochloride
6306-52-1

L-valine methylester hydrochloride

Cbz-Orn(N-Boc)-Val-OMe

Cbz-Orn(N-Boc)-Val-OMe

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #2: L-valine methylester hydrochloride In N,N-dimethyl-formamide at 20℃; for 18h; Enzymatic reaction;
99%
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;86%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(S)-benzyl 1-amino-5-tert-butoxycarbonylamino-1-oxopentan-2-yl-ylcarbamate
119158-00-8

(S)-benzyl 1-amino-5-tert-butoxycarbonylamino-1-oxopentan-2-yl-ylcarbamate

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With 4-methyl-morpholine; isobutyl chloroformate In tetrahydrofuran at -10℃; for 0.333333h; Inert atmosphere;
Stage #2: With ammonium hydroxide In tetrahydrofuran; water at 10 - 20℃; Inert atmosphere;
99%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzylamine
100-46-9

benzylamine

N-benzyloxycarbonyl-N-ε-tert-butoxycarbonyl-L-ornithylbenzylamide

N-benzyloxycarbonyl-N-ε-tert-butoxycarbonyl-L-ornithylbenzylamide

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.166667h; Cooling with ice;
Stage #2: benzylamine With 4-methyl-morpholine at 20℃; for 12h; pH=8; Cooling with ice;
98.7%
Stage #1: Z-Orn(Boc)-OH With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.166667h; Cooling with ice;
Stage #2: benzylamine With 4-methyl-morpholine at 20℃; for 8h; pH=8;
98.7%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

[4-benzyloxycarbonylamino-4-(methoxy-methyl-carbamoyl)-butyl]-carbamic acid tert-butyl ester
913094-50-5

[4-benzyloxycarbonylamino-4-(methoxy-methyl-carbamoyl)-butyl]-carbamic acid tert-butyl ester

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH; N,O-dimethylhydroxylamine*hydrochloride With 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 0℃; for 0.0833333h;
Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;
98%
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide at 0℃; for 3h;95%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl (L)-leucinate hydrochloride
7517-19-3

methyl (L)-leucinate hydrochloride

Z-Orn(δ-Boc)-Leu-OMe

Z-Orn(δ-Boc)-Leu-OMe

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;98%
With 2,6-dimethylpyridine; 1-[(1-(cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylamino-morpholino)]-uronium hexafluorophosphate In water at 20 - 25℃;91%
Stage #1: Z-Orn(Boc)-OH 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 0.25h; Inert atmosphere;
Stage #2: methyl (L)-leucinate hydrochloride In N,N-dimethyl-formamide at 20℃; for 12h; Inert atmosphere;
86%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl L-isoleucinate hydrochloride
18598-74-8

methyl L-isoleucinate hydrochloride

Cbz-Orn(N-Boc)-Ile-OMe

Cbz-Orn(N-Boc)-Ile-OMe

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;98%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Cbz-Orn(N-Boc)-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Cbz-Orn(N-Boc)-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Conditions
ConditionsYield
Stage #1: Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph With hydrogenchloride In 1,4-dioxane at 20℃; for 1h;
Stage #2: Z-Orn(Boc)-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide for 18h;
98%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(L)-phenylalanine ethyl ester hydrochloride
3182-93-2

(L)-phenylalanine ethyl ester hydrochloride

Cbz-Orn(N-Boc)-Phe-OEt

Cbz-Orn(N-Boc)-Phe-OEt

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;97%
benzyl 3-aminopropionate
14529-00-1

benzyl 3-aminopropionate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Z-Orn(Boc)-β-Ala-OBzl
123486-27-1

Z-Orn(Boc)-β-Ala-OBzl

Conditions
ConditionsYield
96%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(2,2-dimethoxyethyl)aminoacetic acid tert-butyl ester
169157-66-8

(2,2-dimethoxyethyl)aminoacetic acid tert-butyl ester

tert-butyl 2-[[(2S)-2-[(benzyloxycarbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoyl](2,2-dimethoxyethyl)amino]acetate

tert-butyl 2-[[(2S)-2-[(benzyloxycarbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoyl](2,2-dimethoxyethyl)amino]acetate

Conditions
ConditionsYield
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane at 20℃; for 2h;94%
N-BOC-1,2-diaminoethane
57260-73-8

N-BOC-1,2-diaminoethane

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzyl-{(1S)-4-[(tert-butoxycarbonyl)amino]-1-[({2-[(tert-butoxycarbonyl)amino]ethyl}amino)-carbonyl]butyl}carbamate
33194-29-5

benzyl-{(1S)-4-[(tert-butoxycarbonyl)amino]-1-[({2-[(tert-butoxycarbonyl)amino]ethyl}amino)-carbonyl]butyl}carbamate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water; N,N-dimethyl-formamide at 0 - 20℃; for 12h;94%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 12h;94%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

β-benzyl-L-aspartic acid amide trifluoroacetate
92762-94-2

β-benzyl-L-aspartic acid amide trifluoroacetate

Z-Orn(Boc)-Asp(OBzl)-NH2
129594-14-5

Z-Orn(Boc)-Asp(OBzl)-NH2

Conditions
ConditionsYield
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In tetrahydrofuran 1.) 0 deg C, 30 min, 2.) RT, 4 h;90%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzyl bromide
100-39-0

benzyl bromide

Nα-(Benzyloxycarbonyl)-Nδ-(t-butoxycarbonyl)-L-ornithine benzyl ester
92455-57-7

Nα-(Benzyloxycarbonyl)-Nδ-(t-butoxycarbonyl)-L-ornithine benzyl ester

Conditions
ConditionsYield
With triethylamine In ethyl acetate for 8h; Heating;90%
With triethylamine In N,N-dimethyl-formamide at 20℃; for 24h;79%
With diisopropylamine In acetonitrile at 20℃; for 14h;7.89 g
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(R)-3-Amino-hexadecanoic acid methyl ester
331866-80-9

(R)-3-Amino-hexadecanoic acid methyl ester

(R)-3-((S)-2-Benzyloxycarbonylamino-5-tert-butoxycarbonylamino-pentanoylamino)-hexadecanoic acid methyl ester
331866-81-0

(R)-3-((S)-2-Benzyloxycarbonylamino-5-tert-butoxycarbonylamino-pentanoylamino)-hexadecanoic acid methyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 2h;90%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl 3-aminopropanoate
4138-35-6

methyl 3-aminopropanoate

Z-Orn(Boc)-β-Ala-OMe
129742-82-1

Z-Orn(Boc)-β-Ala-OMe

Conditions
ConditionsYield
With hydrogenchloride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In chloroform at 0℃; for 2h;89%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(4-benzyloxycarbonylamino-6-chloro-5-oxo-hexyl)-carbamic acid tert-butyl ester

(4-benzyloxycarbonylamino-6-chloro-5-oxo-hexyl)-carbamic acid tert-butyl ester

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With triethylamine; isobutyl chloroformate In tetrahydrofuran
Stage #2: diazomethane In tetrahydrofuran; diethyl ether at 4℃;
Stage #3: With hydrogenchloride In tetrahydrofuran; 1,4-dioxane; diethyl ether at -15℃; for 0.25h;
88.9%
benzyl chloroformate
501-53-1

benzyl chloroformate

copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine

copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Stage #1: copper(II) complex of Nδ-tert-butoxycarbonyl-L-ornithine With 8-quinolinol; sodium carbonate In acetone for 1h;
Stage #2: benzyl chloroformate With 1-hydroxy-pyrrolidine-2,5-dione In water at -5℃; for 0.5h;
95%
Nδ-(tert-butoxycarbonyl)-L-ornithine
13650-49-2

Nδ-(tert-butoxycarbonyl)-L-ornithine

benzyl chloroformate
501-53-1

benzyl chloroformate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydrogencarbonate In water at 20℃; for 12h;90%
benzyl-8-quinolyl carbonate
19506-72-0

benzyl-8-quinolyl carbonate

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

L-ornithine hydrochloride
3184-13-2

L-ornithine hydrochloride

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Acylation; Multistep reaction;82%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydroxide; triethylamine In methanol at 20℃; for 24h;36%
With triethylamine In methanol at 40℃; for 1h;
With sodium hydrogencarbonate
N-(tert-butyloxycarbonyl) azide
1070-19-5

N-(tert-butyloxycarbonyl) azide

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With hydroxide
With magnesium oxide In 1,4-dioxane; water
1,1-dimethylethyl 2,4,5-trichlorophenyl carbonate
16965-08-5

1,1-dimethylethyl 2,4,5-trichlorophenyl carbonate

(2S)-2-{[(benzyloxy)carbonyl]amino}-4-(dimethylamino)butanoic acid
62234-40-6

(2S)-2-{[(benzyloxy)carbonyl]amino}-4-(dimethylamino)butanoic acid

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With triethylamine In tert-butyl alcohol
benzyl chloroformate
501-53-1

benzyl chloroformate

Nδ-tert.-Butoxycarbonyl-Orn-acetat

Nδ-tert.-Butoxycarbonyl-Orn-acetat

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
With sodium hydroxide
N-(Benzyloxycarbonyloxy)succinimide
13139-17-8

N-(Benzyloxycarbonyloxy)succinimide

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

L-ornithine hydrochloride
3184-13-2

L-ornithine hydrochloride

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Stage #1: di-tert-butyl dicarbonate; L-ornithine hydrochloride With sodium hydroxide; copper diacetate In water; acetone for 44h;
Stage #2: With 8-quinolinol; sodium carbonate In water; acetone for 1.5h;
Stage #3: N-(Benzyloxycarbonyloxy)succinimide In water; acetone at 20℃; for 1.5h;
benzyl chloroformate
501-53-1

benzyl chloroformate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: Na2CO3 / H2O; acetone / 0.5 h / -10 °C
2.1: Cu(CH3COO)2; NaOH / H2O; acetone / 44 h
2.2: 8-quinolinol; Na2CO3 / acetone; H2O / 1.5 h
2.3: H2O; acetone / 1.5 h / 20 °C
View Scheme
N5-((Ξ)-benzyliden)-L-ornithine
25693-00-9

N5-((Ξ)-benzyliden)-L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: MgO / dioxane; H2O
View Scheme
benzyl chloroformate
501-53-1

benzyl chloroformate

aqueous alanine

aqueous alanine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: MgO / dioxane; H2O
View Scheme
L-ornithine
70-26-8

L-ornithine

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: copper(II)
View Scheme
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Nα-benzyloxycarbonyl-L-ornithine
2640-58-6

Nα-benzyloxycarbonyl-L-ornithine

Conditions
ConditionsYield
With triethylsilane; trifluoroacetic acid In dichloromethane for 0.166667h; Ambient temperature;100%
With trifluoroacetic acid In dichloromethane for 0.5h;92%
With toluene-4-sulfonic acid; triethylamine In acetone for 1h; Heating;19.55 g
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

L-valine methylester hydrochloride
6306-52-1

L-valine methylester hydrochloride

Cbz-Orn(N-Boc)-Val-OMe

Cbz-Orn(N-Boc)-Val-OMe

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #2: L-valine methylester hydrochloride In N,N-dimethyl-formamide at 20℃; for 18h; Enzymatic reaction;
99%
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;86%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(S)-benzyl 1-amino-5-tert-butoxycarbonylamino-1-oxopentan-2-yl-ylcarbamate
119158-00-8

(S)-benzyl 1-amino-5-tert-butoxycarbonylamino-1-oxopentan-2-yl-ylcarbamate

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With 4-methyl-morpholine; isobutyl chloroformate In tetrahydrofuran at -10℃; for 0.333333h; Inert atmosphere;
Stage #2: With ammonium hydroxide In tetrahydrofuran; water at 10 - 20℃; Inert atmosphere;
99%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzylamine
100-46-9

benzylamine

N-benzyloxycarbonyl-N-ε-tert-butoxycarbonyl-L-ornithylbenzylamide

N-benzyloxycarbonyl-N-ε-tert-butoxycarbonyl-L-ornithylbenzylamide

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.166667h; Cooling with ice;
Stage #2: benzylamine With 4-methyl-morpholine at 20℃; for 12h; pH=8; Cooling with ice;
98.7%
Stage #1: Z-Orn(Boc)-OH With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.166667h; Cooling with ice;
Stage #2: benzylamine With 4-methyl-morpholine at 20℃; for 8h; pH=8;
98.7%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

[4-benzyloxycarbonylamino-4-(methoxy-methyl-carbamoyl)-butyl]-carbamic acid tert-butyl ester
913094-50-5

[4-benzyloxycarbonylamino-4-(methoxy-methyl-carbamoyl)-butyl]-carbamic acid tert-butyl ester

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH; N,O-dimethylhydroxylamine*hydrochloride With 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 0℃; for 0.0833333h;
Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;
98%
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide at 0℃; for 3h;95%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl (L)-leucinate hydrochloride
7517-19-3

methyl (L)-leucinate hydrochloride

Z-Orn(δ-Boc)-Leu-OMe

Z-Orn(δ-Boc)-Leu-OMe

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;98%
With 2,6-dimethylpyridine; 1-[(1-(cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylamino-morpholino)]-uronium hexafluorophosphate In water at 20 - 25℃;91%
Stage #1: Z-Orn(Boc)-OH 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 0.25h; Inert atmosphere;
Stage #2: methyl (L)-leucinate hydrochloride In N,N-dimethyl-formamide at 20℃; for 12h; Inert atmosphere;
86%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl L-isoleucinate hydrochloride
18598-74-8

methyl L-isoleucinate hydrochloride

Cbz-Orn(N-Boc)-Ile-OMe

Cbz-Orn(N-Boc)-Ile-OMe

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;98%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Cbz-Orn(N-Boc)-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Cbz-Orn(N-Boc)-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph

Conditions
ConditionsYield
Stage #1: Boc-threo-β-phenyl-Ser-Sta-NH(CH2)2Ph With hydrogenchloride In 1,4-dioxane at 20℃; for 1h;
Stage #2: Z-Orn(Boc)-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide for 18h;
98%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(L)-phenylalanine ethyl ester hydrochloride
3182-93-2

(L)-phenylalanine ethyl ester hydrochloride

Cbz-Orn(N-Boc)-Phe-OEt

Cbz-Orn(N-Boc)-Phe-OEt

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃;97%
benzyl 3-aminopropionate
14529-00-1

benzyl 3-aminopropionate

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

Z-Orn(Boc)-β-Ala-OBzl
123486-27-1

Z-Orn(Boc)-β-Ala-OBzl

Conditions
ConditionsYield
96%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(2,2-dimethoxyethyl)aminoacetic acid tert-butyl ester
169157-66-8

(2,2-dimethoxyethyl)aminoacetic acid tert-butyl ester

tert-butyl 2-[[(2S)-2-[(benzyloxycarbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoyl](2,2-dimethoxyethyl)amino]acetate

tert-butyl 2-[[(2S)-2-[(benzyloxycarbonyl)amino]-5-[(tert-butoxycarbonyl)amino]pentanoyl](2,2-dimethoxyethyl)amino]acetate

Conditions
ConditionsYield
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane at 20℃; for 2h;94%
N-BOC-1,2-diaminoethane
57260-73-8

N-BOC-1,2-diaminoethane

Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzyl-{(1S)-4-[(tert-butoxycarbonyl)amino]-1-[({2-[(tert-butoxycarbonyl)amino]ethyl}amino)-carbonyl]butyl}carbamate
33194-29-5

benzyl-{(1S)-4-[(tert-butoxycarbonyl)amino]-1-[({2-[(tert-butoxycarbonyl)amino]ethyl}amino)-carbonyl]butyl}carbamate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In water; N,N-dimethyl-formamide at 0 - 20℃; for 12h;94%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0 - 20℃; for 12h;94%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

β-benzyl-L-aspartic acid amide trifluoroacetate
92762-94-2

β-benzyl-L-aspartic acid amide trifluoroacetate

Z-Orn(Boc)-Asp(OBzl)-NH2
129594-14-5

Z-Orn(Boc)-Asp(OBzl)-NH2

Conditions
ConditionsYield
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In tetrahydrofuran 1.) 0 deg C, 30 min, 2.) RT, 4 h;90%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

benzyl bromide
100-39-0

benzyl bromide

Nα-(Benzyloxycarbonyl)-Nδ-(t-butoxycarbonyl)-L-ornithine benzyl ester
92455-57-7

Nα-(Benzyloxycarbonyl)-Nδ-(t-butoxycarbonyl)-L-ornithine benzyl ester

Conditions
ConditionsYield
With triethylamine In ethyl acetate for 8h; Heating;90%
With triethylamine In N,N-dimethyl-formamide at 20℃; for 24h;79%
With diisopropylamine In acetonitrile at 20℃; for 14h;7.89 g
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(R)-3-Amino-hexadecanoic acid methyl ester
331866-80-9

(R)-3-Amino-hexadecanoic acid methyl ester

(R)-3-((S)-2-Benzyloxycarbonylamino-5-tert-butoxycarbonylamino-pentanoylamino)-hexadecanoic acid methyl ester
331866-81-0

(R)-3-((S)-2-Benzyloxycarbonylamino-5-tert-butoxycarbonylamino-pentanoylamino)-hexadecanoic acid methyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 2h;90%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

methyl 3-aminopropanoate
4138-35-6

methyl 3-aminopropanoate

Z-Orn(Boc)-β-Ala-OMe
129742-82-1

Z-Orn(Boc)-β-Ala-OMe

Conditions
ConditionsYield
With hydrogenchloride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In chloroform at 0℃; for 2h;89%
Z-Orn(Boc)-OH
7733-29-1

Z-Orn(Boc)-OH

(4-benzyloxycarbonylamino-6-chloro-5-oxo-hexyl)-carbamic acid tert-butyl ester

(4-benzyloxycarbonylamino-6-chloro-5-oxo-hexyl)-carbamic acid tert-butyl ester

Conditions
ConditionsYield
Stage #1: Z-Orn(Boc)-OH With triethylamine; isobutyl chloroformate In tetrahydrofuran
Stage #2: diazomethane In tetrahydrofuran; diethyl ether at 4℃;
Stage #3: With hydrogenchloride In tetrahydrofuran; 1,4-dioxane; diethyl ether at -15℃; for 0.25h;
88.9%

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