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EINECS 218-969-5
CAS No. 2304-96-3 Density 1.355 g/cm3
Solubility Melting Point 160-165 °C
Formula C12H14N2O5 Boiling Point 580.6 °C at 760 mmHg
Molecular Weight 266.25 Flash Point 304.9 °C
Transport Information Appearance white to light yellow crystal powder
Safety 24/25-36-26 Risk Codes 20/21/22-36/37/38
Molecular Structure Molecular Structure of 2304-96-3 (L-Asparagine,N2-[(phenylmethoxy)carbonyl]-) Hazard Symbols IrritantXi,HarmfulXn

Z-Asn-OH;Asparagine,N2-carboxy-, N-benzyl ester (6CI,7CI);Asparagine, N2-carboxy-, N2-benzylester, L- (8CI);Carbobenzoxy-L-asparagine;N2-(Benzyloxycarbonyl)-L-asparagine;NSC 59837;NSC 88498;


N-Benzyloxycarbonyl-L-asparagine Specification

The N-Benzyloxycarbonyl-L-asparagine, with the CAS registry number 2304-96-3, is also known as Carbobenzoxy-L-asparagine. It belongs to the product categories of Chiral; Amino Acid Derivatives; Protected Amino Acid & Peptides; Asparagine [Asn, N]; Z-Amino Acids and Derivatives; Amino Acids; Amino Acids (N-Protected); Biochemistry; Cbz-Amino Acids; Chiral Compounds; Z-Amino Acid Series. Its EINECS registry number is 218-969-5. This chemical's molecular formula is C12H14N2O5 and molecular weight is 266.25. Its IUPAC name is called 4-amino-4-oxo-2-(phenylmethoxycarbonylamino)butanoic acid. This chemical is white to light yellow crystal powder. The product should be sealed and stored in cool, dry place.

Physical properties of N-Benzyloxycarbonyl-L-asparagine: (1)ACD/LogP: 0.89; (2)ACD/LogD (pH 5.5): -1.3; (3)ACD/LogD (pH 7.4): -2.7; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 7; (9)#H bond donors: 4; (10)#Freely Rotating Bonds: 7; (11)Index of Refraction: 1.573; (12)Molar Refractivity: 64.79 cm3; (13)Molar Volume: 196.3 cm3; (14)Surface Tension: 61 dyne/cm; (15)Density: 1.355 g/cm3; (16)Flash Point: 304.9 °C; (17)Enthalpy of Vaporization: 91.34 kJ/mol; (18)Boiling Point: 580.6 °C at 760 mmHg; (19)Vapour Pressure: 2.54E-14 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause damage to health. It is harmful by inhalation, in contact with skin and if swallowed. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing. Finally, you must avoid contacting it with skin and eyes.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC=C(C=C1)COC(=O)NC(CC(=O)N)C(=O)O
(2)InChI: InChI=1S/C12H14N2O5/c13-10(15)6-9(11(16)17)14-12(18)19-7-8-4-2-1-3-5-8/h1-5,9H,6-7H2,(H2,13,15)(H,14,18)(H,16,17)

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