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inquirySpecifications CAS No.: 3184-13-2 Other Names: l-ornithine MF: C5H12N2O2.HCl EINECS No.: 240-729-3 Place of Origin: China (Mainland)
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inquiryName: L(+)-Ornithine hydrochloride The alias:L-Ornithine Hydrochloride CAS NO:3184-13-2 Molecular formula:C5H12N2O2·HCl Molecular weight:168.62 Product Quality 12 years of chemical raw materials Mature operation of the industry S
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inquiryName:L(+)-Ornithine hydrochloride 3184-13-2 Color: white Purity: 99%min Molecular formula:C5H13ClN2O2 Molecular weight:168.62192 Melting point:245℃ Appearance: white powder Storage:Store in cool and dry place, away from sun light. Packag
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Conditions | Yield |
---|---|
With dipotassium hydrogenphosphate; phosphoric acid; water at 25 - 37.1℃; Thermodynamic data; ΔH; arginase (EC 3.5.3.1); var. pH and ionic strength; |
L-ornithine tert-butyl ester
L-ornithine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride Heating; | 2.7 mmol |
1,1-dimethylethyl 4-cyano-(2S)-[(diphenylmethylene)amino]butanoate
L-ornithine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 96 percent / aq. citric acid / tetrahydrofuran / 3 h 2: H2 / platinum oxide / acetic acid / 16 h 3: 2.7 mmol / aq. HCl / Heating View Scheme |
tert-butyl 2-amino-4-cyanobutanoate
L-ornithine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / platinum oxide / acetic acid / 16 h 2: 2.7 mmol / aq. HCl / Heating View Scheme |
ethanol
L-ornithine hydrochloride
L-ornithine, ethyl ester, hydrochloride
Conditions | Yield |
---|---|
With thionyl chloride at 0℃; Reflux; | 100% |
phenylacetic acid
L-ornithine hydrochloride
L-ornithine phenylacetate
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With calcium hydroxide In water for 0.5h; Stage #2: phenylacetic acid In water Product distribution / selectivity; | 100% |
Stage #1: L-ornithine hydrochloride With acetic acid In water at 25 - 40℃; for 72h; Stage #2: phenylacetic acid In water; isopropyl alcohol |
di-tert-butyl dicarbonate
L-ornithine hydrochloride
N,N-di-boc-ornithine
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran; water for 12h; | 99% |
L-ornithine hydrochloride
(3S)-3-aminopiperidin-2-one hydrochloride
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With chloro-trimethyl-silane In methanol at 20℃; under 760.051 Torr; for 12h; Stage #2: With sodium ethanolate In methanol; ethanol at 0 - 20℃; under 760.051 Torr; for 0.583333h; enantioselective reaction; | 97% |
Multi-step reaction with 2 steps 1: SOCl2 / -15 - 20 °C 2: 2.25 mg / Et3N / acetonitrile / 4 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 2: 1.) sodium methylate, 2.) hydrochloric acid View Scheme | |
Multi-step reaction with 2 steps 1: thionyl chloride / 3 h / 0 - 55 °C / Large scale 2: sodium carbonate / water / 12 h / 5 - 20 °C / Large scale View Scheme |
L-ornithine hydrochloride
Conditions | Yield |
---|---|
In methanol | 97% |
In methanol | 97% |
N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide
L-ornithine hydrochloride
(S)-5-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-aminopentanoic acid
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With copper diacetate; sodium carbonate for 0.75h; Stage #2: N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide In 1,4-dioxane; water for 0.75h; Further stages.; | 96% |
di-tert-butyl dicarbonate
L-ornithine hydrochloride
(S)-2,5-bis((tert-butoxycarbonyl)amino)pentanoic acid
Conditions | Yield |
---|---|
With triethylamine In water; acetone at 20℃; for 12h; | 96% |
With sodium hydroxide In tetrahydrofuran at 20℃; for 3h; | 92% |
With sodium hydroxide In tetrahydrofuran; water at 20℃; for 6h; | 85% |
With sodium hydroxide In tetrahydrofuran; water at 0 - 20℃; for 60h; pH=9; |
Conditions | Yield |
---|---|
In water at 40℃; | 96% |
L-ornithine hydrochloride
(R)-(+)-3-Amino-2-piperidinon
Conditions | Yield |
---|---|
With thionyl chloride In methanol at -80 - 25℃; for 24.5h; | 94.2% |
Stage #1: L-ornithine hydrochloride With thionyl chloride In methanol at -45℃; for 1h; Stage #2: In methanol at 20℃; for 19h; | 63% |
L-ornithine hydrochloride
4-aminobutyronitrile
Conditions | Yield |
---|---|
With N-Bromosuccinimide In phosphate buffer; acetonitrile at 20℃; pH=5; | 94% |
cetyl chloroformate
L-ornithine hydrochloride
Nα,Nδ-bis(hexadecyloxycarbonyl)-L-ornithine
Conditions | Yield |
---|---|
With sodium hydroxide In water; acetone for 48h; Acylation; | 93.4% |
Conditions | Yield |
---|---|
for 24h; Heating; | 93% |
L-ornithine hydrochloride
benzyl chloroformate
(S)-2,5-bis-(benzyloxycarbonylamino)pentanoic acid
Conditions | Yield |
---|---|
With sodium carbonate In tetrahydrofuran at 20℃; Inert atmosphere; | 92% |
With sodium hydroxide at 0℃; for 1h; | 85% |
In water at 0℃; for 0.5h; | |
With sodium carbonate In 1,4-dioxane; water at 20℃; for 1h; pH=Ca. 10 - 11; | 7.1 g |
With sodium carbonate In 1,4-dioxane; water at 20℃; for 1h; pH=10-11; | 7.1 g |
L-ornithine hydrochloride
3-aminopiperidin-2-one
Conditions | Yield |
---|---|
With aluminum oxide; sodium hydroxide In toluene for 1.5h; Heating; | 90% |
With aluminum oxide; sodium hydroxide In water; toluene Reflux; |
di-tert-butyl dicarbonate
copper(II) acetate monohydrate
L-ornithine hydrochloride
Conditions | Yield |
---|---|
With sodium hydroxide In water | 90% |
Conditions | Yield |
---|---|
In water at 100℃; for 3h; | 85% |
L-ornithine hydrochloride
benzyl chloroformate
N-carboxybenzyl-L-ornithine
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With copper(II) sulfate; sodium hydroxide for 0.25h; Stage #2: benzyl chloroformate With potassium carbonate | 83% |
Stage #1: L-ornithine hydrochloride With sodium hydroxide In water Stage #2: With copper(ll) sulfate pentahydrate In water for 0.25h; Stage #3: benzyl chloroformate Further stages; | 82% |
Stage #1: L-ornithine hydrochloride In water for 0.5h; complexation; Heating; Stage #2: benzyl chloroformate With magnesium oxide In tetrahydrofuran; water at 20℃; for 22h; Acylation; Stage #3: With ethylenediaminetetraacetic acid; sodium hydrogencarbonate In water for 2h; decomplexation; Heating; | 58% |
benzyl-8-quinolyl carbonate
di-tert-butyl dicarbonate
L-ornithine hydrochloride
Z-Orn(Boc)-OH
Conditions | Yield |
---|---|
Acylation; Multistep reaction; | 82% |
ethyl trifluoroacetate,
L-ornithine hydrochloride
(S)-N,N'-bis(trifluoroacetyl)ornithine
Conditions | Yield |
---|---|
With triethylamine In methanol at 20℃; for 48h; | 81.03% |
L-ornithine hydrochloride
2-methylsulfonyl ethyloxycarbonyl chloride
H-Orn(Msc)-OH
Conditions | Yield |
---|---|
With sodium hydroxide; copper(I) sulfate In tetrahydrofuran; water | 80% |
L-ornithine hydrochloride
(S)-(-)-3-aminopiperidin-2-one
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In water for 1h; Microwave irradiation; | 78% |
With thionyl chloride In methanol at -78 - 20℃; | 77% |
Multi-step reaction with 2 steps 1: SOCl2 / 22 h / 0 - 20 °C 2: aq. NaHCO3 / 15 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: HCl gas / 2 h / Heating 2: NaOMe / methanol / 2 h / 20 °C View Scheme |
di-tert-butyl dicarbonate
L-ornithine hydrochloride
3(S)-<(butoxycarbonyl)amino>-2-oxopiperidine
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With hydrogenchloride In methanol at 20℃; for 4.75h; Stage #2: With sodium methylate In methanol at 20℃; for 4h; Stage #3: di-tert-butyl dicarbonate With triethylamine In dichloromethane at 20 - 25℃; for 60h; | 78% |
pyridine
Pyridine-2,6-dicarboxylic acid
water
L-ornithine hydrochloride
Conditions | Yield |
---|---|
Stage #1: Pyridine-2,6-dicarboxylic acid; cerium(III) nitrate hexahydrate In methanol for 0.5h; Stage #2: pyridine; water; L-ornithine hydrochloride In methanol | 78% |
L-ornithine hydrochloride
N-omega-(1,2-dimethylindole-3-sulfonyl)-L-arginine
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With lithium hydroxide monohydrate In water at 30 - 50℃; for 0.5h; Large scale; Stage #2: C14H15N5O2S In water; acetonitrile at 60℃; for 16h; Large scale; Stage #3: With copper(II) chloride monohydrate In water; acetonitrile at 60℃; for 5h; Large scale; | 78% |
L-ornithine hydrochloride
(3S)-Aminopiperidin-2-one
Conditions | Yield |
---|---|
With thionyl chloride In methanol; chloroform | 77% |
With thionyl chloride In methanol; chloroform; water | 69% |
di-tert-butyl dicarbonate
L-ornithine hydrochloride
Nδ-(tert-butoxycarbonyl)-L-ornithine
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With copper(II) carbonate In water for 2h; Reflux; Stage #2: di-tert-butyl dicarbonate With sodium hydrogencarbonate In water; acetone at 20℃; | 70% |
Yield given. Multistep reaction; | |
Multistep reaction; |
Iodoacetic acid 4-nitrophenyl ester
L-ornithine hydrochloride
(+)-S-2-amino-5-iodoacetamidopentanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran at 4℃; for 5h; | 70% |
Conditions | Yield |
---|---|
With NaOH; H2O2; activated charcoal In water addn. of N(CH2CH2NH2)3, NaOH and activated charcoal to soln. of CoCl2*6H2O and NH2(CH2)3CH(NH2)COOH*HCl in H2O, addn. of 28% H2O2 in small portions over 1 h, addn. of 3.0 M HCl, stirring for 1 h; filtration, dilution of filtrate, chromy., washing with water, elution with 3.0 M HCl, evapn. to dryness, dissolving in min. amt. of hot HCl, addn. of ethanol, crystn. at 5°C, collection, washing with EtOH anddiethyl ether, elem. anal.; | 64% |
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 20℃; for 24h; Michael addition; | 62% |
cis,trans-2,5-dimethoxytetrahydrofuran
L-ornithine hydrochloride
(S)-2,5-di(1H-pyrrol-1-yl)pentanoic acid
Conditions | Yield |
---|---|
Stage #1: L-ornithine hydrochloride With sodium acetate; acetic acid In 1,2-dichloro-ethane at 90℃; for 0.0833333h; Stage #2: cis,trans-2,5-dimethoxytetrahydrofuran In 1,2-dichloro-ethane at 90℃; | 62% |
Stage #1: L-ornithine hydrochloride With sodium acetate; acetic acid In water; 1,2-dichloro-ethane at 80℃; for 0.166667h; Stage #2: cis,trans-2,5-dimethoxytetrahydrofuran In water; 1,2-dichloro-ethane at 80℃; | 26% |
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