tetraglycine

tetrapolyglycine structural formula

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. polarizability10-24cm3):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

resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/31011

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