DL-Ethionine DL-Ethionine
Structural formula
| Business number | 01EJ |
|---|---|
| Molecular formula | C6H13NO2S |
| Molecular weight | 163.24 |
| label |
Ethioninebutyric acid, DL-2-Amino-4-(ethylthio)butyric acid |
Numbering system
CAS number:67-21-0
MDL number:MFCD00063102
EINECS number:200-647-0
RTECS number:ES6825200
BRN number:1722529
PubChem number:24894606
Physical property data
1. Character: white tablet crystal-like.
2. Density (g/mL,25/4 ℃): Undetermined
3. Relative vapor density (g/mL,AIR=1): Undetermined
4. Melting point (ºC): 257～260℃ decomposition
5. Boiling point (ºC,Normal pressure): Not OK
6. Boiling point (ºC,5.2kPa): Not OK
7. Refractive index: not OK
8. Flashpoint (ºC): Undetermined
9. Specific optical rotation ( º): Undetermined
10. Spontaneous ignition point or ignition Combustion temperature (ºC) : Undetermined
11. Vapor pressure (kPa,25ºC): Not OK
12. Saturation vapor pressure ( kPa,60ºC): Undetermined
18. Lower explosion limit (%,V/V) : Undetermined
19. Solubility: soluble Soluble in water, dilute acid and dilute alkali solutions, insoluble in ether.
Toxicological data
None yet
Ecological data
None yet
Molecular structure data
1. Molar refractive index:42.90
2. Molar volume (m3/mol）：140.2
3. isotonic specific volume (90.2K):369.7
4. Surface Tension (dyne/cm):48.3
5. Polarizability（10-24cm3):17.00
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 2
3. Number of hydrogen bond acceptors: 4
4. Number of rotatable chemical bonds: 5
5. Number of tautomers: none
6. Topological molecule polar surface area 88.6
7. Number of heavy atoms: 10
8. Surface charge: 0
9. Complexity: 108
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
This product should be sealed in a cool, dry place away from light save.
Synthesis method
None yet
Purpose
For biochemical research.
-SIZE: 9pt; FONT-FAMILY: Arial”>369.7
4. Surface Tension (dyne/cm):48.3
5. Polarizability（10-24cm3):17.00
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 2
3. Number of hydrogen bond acceptors: 4
4. Number of rotatable chemical bonds: 5
5. Number of tautomers: none
6. Topological molecule polar surface area 88.6
7. Number of heavy atoms: 10
8. Surface charge: 0
9. Complexity: 108
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
This product should be sealed in a cool, dry place away from light save.
Synthesis method
None yet
Purpose
For biochemical research.
