
structural formula
| business number | 0713 |
|---|---|
| molecular formula | c8h14n4o5 |
| molecular weight | 246.22 |
| label |
triglycylamide glycine: glycamide glycamide glycamide glycine, gly-gly-gly-gly, glycyl-glycyl-glycyl-glycine, tetraglycine, triglycyl-glycine, nh2ch2co(nhch2co)3oh, biochemical reagents, oligopeptide |
numbering system
cas number:637-84-3
mdl number:mfcd00008129
einecs number:211-303-4
rtecs number:none
brn number:1715387
pubchem number:24895140
physical property data
1. characteristics: white powder.
2. density (g/ml,25/4℃): undetermined
3. relative vapor density (g/ml,air=1): undetermined
4. melting point (ºc):>300
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/log value of water) partition coefficient: undetermined
17. explosion limit (%,v/v): undetermined
18. lower explosion limit (%,v/v): undetermined
19. solubility: not determined .
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: 55.08
2. molar volume (m3/mol):176.6
3. isotonic specific volume (90.2k):500.3
4. surface tension (dyne/cm):64.2
5. polarizability(10-24cm3):21.83
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 5
3. number of hydrogen bond acceptors: 6
4. number of rotatable chemical bonds: 7
5. number of tautomers: 8
6. topological molecule polar surface area 151
7. number of heavy atoms: 17
8. surface charge: 0
9. complexity: 317
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters: 0
12. uncertain number of atomic stereocenters: 0
13. determine the number of chemical bond stereocenters: 0
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 1
properties and stability
stay away from oxides.
storage method
stored in seal the container and place in a cool, dry place. store away from oxidizing agents. -20ºc.
synthesis method
none yet
purpose
none yet

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