Toluene diisocyanate manufacturer Knowledge DL-5-Hydroxytryptophan DL-5-Hydroxytryptophan

DL-5-Hydroxytryptophan DL-5-Hydroxytryptophan

DL-5-hydroxytryptophan structural formula

Structural formula

Business number 0376
Molecular formula C11H12N2O3
Molecular weight 220.23
label

DL-5-Hydroxytryptophan,

5-Hydroxy-DL-tryptophan,

2-Amino-3-(5-hydroxy-1H-indol-3-yl)-propionic acid,

Biochemical reagents

Numbering system

CAS number:114-03-4

MDL number:MFCD00005651

EINECS number:204-039-6

RTECS number:YN7100000

BRN number:None

PubChem ID:None

Physical property data

1. Characteristics: White crystal


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


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


4. Melting point (ºC):291~ 294


5. Boiling point (ºC,normal pressure):298300(decomposed)


6. Boiling point (ºC,KPa)Undetermined


7. Refractive index n20/D):Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (ºC): Undetermined


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


11. Vapor pressure (mmHg,38ºC): Undetermined


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


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


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Log value of oil-water (octanol/water) partition coefficient: Undetermined


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


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


19. Solubility:Easily soluble in water, isotonic saline and glucose solution, soluble in methanol, ethanol, glycerol.

Toxicological data

1. Acute toxicity: Oral administration to mice LD5O: >6gm/kg


Mouse intraperitoneally LD5O: 1080mg/kg


Mouse intravenously LD5O: >400mg/kg


2. Reproductive toxicity: intraperitoneally administered to female rats after fertilization TDLO: 100mg/kg

Ecological data

None yet

Molecular structure data

None yet

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 4

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 9

6. Topological molecule polar surface area 99.3

7. Number of heavy atoms: 16

8. Surface charge: 0

9. Complexity: 272

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 1

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

None yet

Storage method

None yet

Synthesis method

None yet

Purpose

For biochemical research.

AN style=”mso-list: Ignore”>2. Reproductive toxicity: intraperitoneally administered to female rats after fertilization TDLO: 100mg/kg

Ecological data

None yet

Molecular structure data

None yet

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 4

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 9

6. Topological molecule polar surface area 99.3

7. Number of heavy atoms: 16

8. Surface charge: 0

9. Complexity: 272

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 1

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

None yet

Storage method

None yet

Synthesis method

None yet

Purpose

For biochemical research.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/26980

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