Epoxy curing agent Knowledge L-Leucylglycine

L-Leucylglycine

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L-Leucylglycine structural formula

Structural formula

Business number 0791
Molecular formula C8H16N2O3
Molecular weight 188.22
label

L-Leucylglycyl,

L-Leucyl tyrosine,

L-Leucylglycine,

H-Leu-Gly-OH,

amino acids,

Substrate for peptidase content determination

Numbering system

CAS number:686-50-0

MDL number:MFCD00065940

EINECS number:211-688-9

RTECS number:None

BRN number:None

PubChem number:24896525

Physical property data

1.   Appearance: white powder.


2. Density (g/mL,25/4): Undetermined


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC): Undetermined


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: Undetermined


8. Flash Point (ºC): Undetermined


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (kPa,25ºC): Undetermined


12.   Saturated vapor pressure (kPa,60ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Oil and water (octanol/Logarial value of the partition coefficient of water: undetermined


17. Explosion limit (%,V/V): Undetermined


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility: Undetermined .

Toxicological data

None yet

Ecological data

Usually not harmful to water, Do not discharge materials into the surrounding environment without government permission.

Molecular structure data


1. Molar refractive index: 47.75


2. Molar volume(m3/mol165.5


3. isotonic ratio90.2K429.0


4. Surface Tensiondyne/cm45.0


5. Dielectric constant:


6. Dipole moment10 -24cm3)


7. Polarizability:18.93

Compute chemical data

1. Hydrophobic parameters Calculate reference value (XlogP):-2.3


2. Hydrogen Bonding Number of donors: 3


3. Hydrogen Bonding Number of receptors: 4


4. Rotatable Number of chemical bonds: 5


5. Topological molecules Polar surface area (TPSA): 92.4


6. Heavy atoms Quantity: 13


7. Surface charge :0


8. Complexity :192


9. Isotope atomic number:0


10. Determine the number of atomic stereocenters:0


11. Uncertain number of stereocenters:0


12. Determine the number of stereocenters of chemical bonds:0


13. Uncertain chemical bonding Number of structural centers:0


14. Number of covalent bond units: 1

Properties and stability

Stable under normal temperature and pressure, away from oxides.

Storage method

Store in an airtight container and place Store in a cool, dry place. Store away from oxidizing agents. Keep away from sources of fire. refrigeration.

Synthesis method

None yet

Purpose

Substrate for determination of peptidase content.

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