retinyl palmitate vitamin a palmitate

structural formula

• numbering system
• physical property data
• toxicological data
• ecological data
• molecular structure data
• computing chemical data
• more
  • properties and stability
  • storage method
  • synthesis method
  • purpose

numbering system

cas number:79-81-2

mdl number:mfcd00019414

einecs number:201-228-5

rtecs number:vh6860000

brn number:1917366

pubchem number:24899361

physical property data

1. appearance: light yellow crystal or oil solution.

2. density (g/ml,25/4℃): unsure

3. relative vapor density (g/ml,air=1): unsure

4. melting point (ºc):28 -29

5. boiling point (ºc,normal pressure): uncertain

6. boiling point (ºc,5.2kpa): unsure

7. refractive index: uncertain

8. flash point (ºc): unsure

9. specific optical rotation (º): unsure

10. autoignition point or ignition temperature (ºc): unsure

11. vapor pressure (kpa,25ºc): unsure

12. saturated vapor pressure (kpa,60ºc<span style="font-size: 9pt; font-family: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family:%,v/v ): unsure

18. lower explosion limit (%,v/v): unsure

19. solubility: soluble in ethanol, easily soluble in ether, chloroform, acetone and grease. .

toxicological data

none yet

ecological data

none yet

molecular structure data

1. molar refractive index:169.86

2. molar volume (m³/mol）：570.1

3. isotonic specific volume (90.2k):1387.7

4. surface tension (dyne/cm):35.1

5. polarizability（10^-24cm³):67.33

compute chemical data

1. reference value for hydrophobic parameter calculation (xlogp): none

2. number of hydrogen bond donors: 0

3. number of hydrogen bond acceptors: 2

4. number of rotatable chemical bonds: 21

5. number of tautomers: none

6. topological molecule polar surface area 26.3

7. number of heavy atoms: 38

8. surface charge: 0

9. complexity: 803

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: 4

14. number of uncertain chemical bond stereocenters: 0

15. number of covalent bond units: 1

properties and stability

none yet

storage method

this product should be sealed with argon gas 4℃save.

synthesis method

none yet

purpose

biochemical research.

yle=”font-size: 9pt; font-family: arial”>1387.7

4. surface tension (dyne/cm):35.1

5. polarizability（10^-24cm³):67.33

compute chemical data

1. reference value for hydrophobic parameter calculation (xlogp): none

2. number of hydrogen bond donors: 0

3. number of hydrogen bond acceptors: 2

4. number of rotatable chemical bonds: 21

5. number of tautomers: none

6. topological molecule polar surface area 26.3

7. number of heavy atoms: 38

8. surface charge: 0

9. complexity: 803

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: 4

14. number of uncertain chemical bond stereocenters: 0

15. number of covalent bond units: 1

properties and stability

none yet

storage method

this product should be sealed with argon gas 4℃save.

synthesis method

none yet

purpose

biochemical research.