Polyether_Polyether Polyol Knowledge N-acetyl-DL-tryptophan

N-acetyl-DL-tryptophan

N-acetyl-DL-tryptophan structural formula

Structural formula

Business number 01XU
Molecular formula C13H14N2O3
Molecular weight 246.26
label

N-acetyl-DL-tryptophan,

DL-Α-N-acetamido-β-indolepropionic acid,

DL-Α-N-acetamido-β-indolepropionic acid,

AC-DL-TRP-OH,

DL-α-N-Acetylamino-β-indolylpropionic acid,

DL-α-Acetamido indol-3-propionic acid

Numbering system

CAS number:87-32-1

MDL number:MFCD00005644

EINECS number:201-739-3

RTECS number:None

BRN number:89478

PubChem number:24891071

Physical property data

1. Properties: White flaky crystals. Odorless.

2. Density (g/mL, 25/4℃): Undetermined

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

4. Melting point (ºC): 204-206

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): Undetermined Determined

10. Autoignition point or ignition temperature (ºC): Not determined

11. Vapor pressure (kPa, 25ºC): Not determined

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

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

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

19. Solubility: Easily soluble in ether and sodium hydroxide Solution, slightly soluble in ethanol.

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

1. Molar refractive index: 67.12

2. Molar volume (m3/mol): 185.1

3. Isotonic specific volume (90.2K): 518.8

4. Surface tension (dyne/cm): 61.6

5. Polarizability (10-24cm3): 26.61

Compute chemical data

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

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 4

5. Number of tautomers: 2

6. Topological molecule polar surface area 82.2

7. Heavy Number of atoms: 18

8. Surface charge: 0

9. Complexity: 332

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

Biochemical research.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/18689

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