Structural formula
Physical competition number | 0291 |
---|---|
Molecular formula | C4H8O4 |
Molecular weight | 120.11 |
label |
D-threose, Sutang, Threose |
Numbering system
CAS number:95-43-2
MDL number:MFCD00043042
EINECS number:202-418-0
RTECS number:None
BRN number:1721696
PubChem number:24900449
Physical property data
1. Properties: deliquescent crystals, sweet taste.
2. Density (g/mL, 20℃): Undetermined
3. Relative vapor density (g/mL, air=1): Undetermined
4. Melting point (ºC): 126-136
5. Boiling point (ºC, normal pressure): Undetermined
6. Boiling point (ºC, KPa): Undetermined
7. Refractive index: Undetermined
8. Flash point (ºC): Undetermined
9. Specific rotation (º): Undetermined
p>
10. Autoignition point or ignition temperature (ºC): Undetermined
11. Vapor pressure (mmHg, ºC): 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) distribution coefficient: Undetermined
17. Explosion upper limit (%, V /V): Undetermined
18. Lower explosion limit (%, V/V): Undetermined
19. Solubility: Easily soluble in water, slightly soluble in alcohol, difficult to Soluble in ether and petroleum ether.
Toxicological data
None
Ecological data
None
Molecular structure data
1. Molar refractive index: 24.82
2. Molar volume (cm3/mol): 70.7
3. Isotonic specific volume (90.2K ): 204.9
4. Surface tension (dyne/cm): 70.5
5. Polarizability (10-24cm3): 9.84
Compute chemical data
1. Hydrophobic parameter calculation reference value (XlogP): -1.9
2. Number of hydrogen bond donors: 3
3. Number of hydrogen bond acceptors: 4
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4. Number of rotatable chemical bonds: 0
5. Number of tautomers:
6. Topological molecular polar surface area (TPSA): 69.9
7. Number of heavy atoms: 8
8. Surface charge: 0
9. Complexity: 84.1
10. Number of isotope atoms : 0
11. Determine the number of atomic stereocenters: 2
12. Uncertain number of atomic stereocenters: 1
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
None
Storage method
None
Synthesis method
None
Purpose
None
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