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l-4-hydroxyproline

April 28, 2024by admin0

l-4-hydroxyproline structural formula

structural formula

business number 014p
molecular formula c5h9no3
molecular weight 131.13
label

l-hydroxyproline,

4-hydroxy-2-carboxypyrrolidine,

trans-4-hydroxy-l-proline,

(-)-(2s,4r)-4-hydroxyproline,

4-hydroxy-2-pyrrolidinecarboxylin acid,

intermediates,

biochemical reagents

numbering system

cas number:51-35-4

mdl number:mfcd00064320

einecs number:200-091-9

rtecs number:tw3586500

brn number:81441

pubchem number:24880041

physical property data

1. properties: colorless rhombus or needle-shaped crystals. optically active.

2. density (g/ml, 25/4℃): 1.395

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

4. melting point (ºc): 274

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 rotation (º): [α]d-76.5° (c=2.5, in water)

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-water (octanol/water) partition coefficient relationship value: undetermined

17. explosion upper limit (%, v/v): undetermined

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

19. solubility: solubility in water: 288.6g/l at 0℃, 361.1g/l at 25℃, 451.8g/l at 50℃, 516.7g/l at 65℃. very slightly soluble in ethanol, insoluble in ether.

toxicological data

1. mutagenicity: sister chromatids exchangetest system: human lymphocytes: 10mgl

ecological data

none

molecular structure data

1. molar refractive index: 29.49

2. molar volume (cm3/mol): 93.9

3. isotonic specific volume (90.2k ): 263.9

4. surface tension (dyne/cm): 62.2

5. polarizability (10-24cm3): 11.69

computing chemical data

1. hydrophobic parameter calculation reference value (xlogp): -3.3

2. number of hydrogen bond donors: 3

3. number of hydrogen bond acceptors: 4

p>

4. number of rotatable chemical bonds: 1

5. number of tautomers:

6. topological molecular polar surface area (tpsa): 69.6

p>

7. number of heavy atoms: 9

8. surface charge: 0

9. complexity: 125

10. number of isotope atoms : 0

11. determine the number of atomic stereocenters: 2

12. uncertain number of atomic stereocenters: 0

13. determine the chemical bond configuration number of centers: 0

14. number of uncertain chemical bond stereocenters: 0

15. number of covalent bond units: 1

properties and stability

1. found in tobacco leaves.

storage method

1. protect from light and store in a sealed container.

synthesis method

none

purpose

used as biochemical reagents.

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