Basic information
- Name:
N-Carbobenzyloxy-L-valine
- CAS No.:
1149-26-4
- Molecular Structure:
- Formula:
- C13H17NO4
- Molecular Weight:
- 251.28
- Synonyms:
- N-Carbobenzoxyvaline;N-Cbz-L-Valine;Z-Val-OH;N-CBZ-L-Val-OH;Valine,N-carboxy-, N-benzyl ester, L- (8CI);(+)-N-[(Phenylmethoxy)carbonyl]-L-valine;(2S)-2-[(Benzyloxycarbonyl)amino]-3-methylbutanoic acid;(S)-2-[(Benzyloxycarbonyl)amino]-3-methylbutanoic acid;Benzyloxycarbonyl-L-valine;CBZ-L-valine;Carbobenzoxy-L-valine;N-(Benzyloxycarbonyl)-L-valine;N-(Benzyloxycarbonyl)valine;N-Benzyloxycarbonyl-(S)-valine;
- EINECS:
- 214-562-1
- Density:
- 1.182 g/cm3
- Melting Point:
- 62-64 °C(lit.)
- Boiling Point:
- 432.6 °C at 760 mmHg
- Flash Point:
- 215.4 °C
- Appearance:
- white to light yellow crystal powder
- Hazard Symbols:
Xi,
Xn- Risk Codes:
- 38-43-36/37/38-20/21/22
- Safety Description:
- 36/37-36-26 Details
- particular:
- particular
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Chemistry
Molecular Structure of N-Carbobenzyloxy-L-valine (CAS NO.1149-26-4):
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IUPAC Name: 3-methyl-2-(phenylmethoxycarbonylamino)butanoic acid
Empirical Formula: C13H17NO4
Molecular Weight: 251.2784
H bond acceptors: 5
H bond donors: 2
Freely Rotating Bonds: 6
Index of Refraction: 1.531
Molar Refractivity: 65.81 cm3
Molar Volume: 212.4 cm3
Surface Tension: 45.5 dyne/cm
Density: 1.182 g/cm3
Flash Point: 215.4 °C
Enthalpy of Vaporization: 72.56 kJ/mol
Boiling Point: 432.6 °C at 760 mmHg
Vapour Pressure: 2.99E-08 mmHg at 25°C
Melting point: 62-64 °C(lit.)
Storage temp: 2-8°C
InChI
InChI=1/C13H17NO4/c1-9(2)11(12(15)16)14-13(17)18-8-10-6-4-3-5-7-10/h3-7,9,11H,8H2,1-2H3,(H,14,17)(H,15,16)
Smiles
C(N[C@@H](C(=O)O)C(C)C)(=O)OCc1ccccc1
EINECS: 214-562-1
Product Categories: Miscellaneous Biochemicals; chiral; protected amino acid & peptides; Valine [Val, V];Z-Amino Acids and Derivatives; Amino Acids; Amino Acids (N-Protected); Biochemistry; Cbz-Amino Acids; Chiral Compounds; Cbz-Amino acid series
Safety Profile
N-Carbobenzyloxy-L-valine (CAS NO.1149-26-4)'s Hazard Codes: 
Xi,
Xn
N-Carbobenzyloxy-L-valine (CAS NO.1149-26-4)'s Risk Statements:
38: Irritating to the skin
43: May cause sensitization by skin contact
20/21/22: Harmful by inhalation, in contact with skin and if swallowed 36/37/38: Irritating to eyes, respiratory system and skin
N-Carbobenzyloxy-L-valine (CAS NO.1149-26-4)'s Safety Statements:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
36/37: Wear suitable protective clothing and gloves
WGK Germany: 3
Hazard Note: Irritant
Specification
N-Carbobenzyloxy-L-valine , with CAS number of 1149-26-4, can be called (2S)-2-{[(Benzyloxy)carbonyl]amino}-3-methylbutanoic acid ; Benzyloxycarbonyl-L-valine ; Carbobenzoxy-L-valine ; DL-Valine, N-[(phenylmethoxy)carbonyl]- ; L-valine, N-[(phenylmethoxy)carbonyl]- ; N-[(Benzyloxy)carbonyl]-L-valin ; N-[(Benzyloxy)carbonyl]-L-valine ; N-Benzyloxycarbonyl-(S)-valine ; N-Carbobenzoxy-DL-valine . It is a white to light yellow crystal powde, N-Carbobenzyloxy-L-valine (CAS NO.1149-26-4) is used as drug intermediates.