ChemicalBook--->CAS DataBase List--->3304-51-6

3304-51-6

3304-51-6 Structure

3304-51-6 Structure
IdentificationMore
[Name]

N'-Cbz-L-ornithine
[CAS]

3304-51-6
[Synonyms]

H-L-ORN(Z)-OH
H-ORN(CBZ)-OH
H-ORN(Z)-OH
L-ORNITHINE(CBZ)
N-D-CBZ-L-ORN
N-DELTA-BENZYLOXYCARBONYL-L-ORNITHINE
N-DELTA-CARBOBENZOXY-L-ORNITHINE
N-DELTA-CARBOBENZYLOXY-L-ORNITHINE
N-DELTA-CBZ-L-ORNITHINE
N-DELTA-Z-L-ORNITHINE
N-ORN(Z)-OH
ORNITHINE(Z)-OH
Z-ORN-OH
Nδ-Cbz-L-ornithine
N-?-CBZ-L-Ornithine N-?-Carbobenzyloxy-L-ornithine
N-5-BENZYLOXYCARBONYL-L-ORNITHINE
N5-benzyloxycarbonyl-L-ornithine
N--Benzyloxycarbonyl-L-ornithine
l-orn(z)-oh
N'-Cbz-L-ornithine
[EINECS(EC#)]

221-980-8
[Molecular Formula]

C13H18N2O4
[MDL Number]

MFCD00037220
[Molecular Weight]

266.29
[MOL File]

3304-51-6.mol
Chemical PropertiesBack Directory
[Melting point ]

248-252℃
[Boiling point ]

492.2±45.0 °C(Predicted)
[density ]

1.234±0.06 g/cm3(Predicted)
[storage temp. ]

−20°C
[solubility ]

Acidic Alcohol (Sparingly), Aqueous Acid (Slightly)
[form ]

Solid
[pka]

2.51±0.24(Predicted)
[color ]

White
[InChI]

1S/C13H18N2O4/c14-8-4-7-11(12(16)17)15-13(18)19-9-10-5-2-1-3-6-10/h1-3,5-6,11H,4,7-9,14H2,(H,15,18)(H,16,17)/t11-/m0/s1
[InChIKey]

ZYGRWJVRLNJIMR-NSHDSACASA-N
[SMILES]

NCCC[C@H](NC(=O)OCc1ccccc1)C(O)=O
[CAS DataBase Reference]

3304-51-6(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
[WGK Germany ]

3
[Storage Class]

11 - Combustible Solids
Hazard InformationBack Directory
[Chemical Properties]

White powder
[Uses]

L-Orn(Z)-OH is used as a reactant in the synthesis of cyclic aminohexapeptides which showed antifungal activity.
[Synthesis]

L(+)-Ornithine hydrochloride

3184-13-2

Benzyl chloroformate

501-53-1

N'-Cbz-L-ornithine

3304-51-6

The general procedure for the synthesis of (S)-2-amino-5-(((benzyloxy)carbonyl)amino)pentanoic acid from L-ornithine hydrochloride and benzyl chloroformate was as follows: 7.5 g of L-ornithine hydrochloride was dissolved in 89 mL of 0.5 mol/L sodium hydroxide solution, 5.55 g of anhydrous copper sulfate was added, and the reaction was carried out for 15 minutes. Subsequently, 6.15 g of anhydrous potassium carbonate and 8.2 mL of benzyl chloroformate were added and the reaction mixture was stirred at room temperature overnight. After completion of the reaction, the filtrate was washed to give a blue solid. The solid was treated with saturated disodium ethylenediaminetetraacetic acid solution, which was first heated to reflux for 2 hours and then left at room temperature overnight. Finally, the filtrate was filtered and dried to give a white solid product in 83% yield.

[References]

[1] Patent: CN104788431, 2017, B. Location in patent: Paragraph 0055; 0056
[2] Journal of Labelled Compounds and Radiopharmaceuticals, 2009, vol. 52, # 2, p. 29 - 32
[3] Tetrahedron, 1999, vol. 55, # 33, p. 10201 - 10220
[4] Journal of the Chemical Society [Section] C: Organic, 1971, p. 3743 - 3748
[5] Journal of Agricultural and Food Chemistry, 1999, vol. 47, # 3, p. 939 - 944
Spectrum DetailBack Directory
[Spectrum Detail]

N'-Cbz-L-ornithine(3304-51-6)1HNMR
N'-Cbz-L-ornithine(3304-51-6)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

3304-51-6(sigmaaldrich)
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