D-Tartaric acid

D- Tartric acid name

Chinese name D-(-)- tartaric acid

The English name is D-tartaric acid

Chinese alias, D - tartaric acid | (2 s, 3 s) 2, 3 - dihydroxy succinate | D - (-) - 2, 3 - dihydroxy succinic acid (-) - tartaric acid | | D D (-) - tartaric acid | D - (-) - 2, 3 - dihydroxy succinic acid

More English nicknames

Physicochemical properties of D-tartric acid

Density 1.9± 0.1g /cm3

Boiling point 399.3±42.0 °C at 760 mmHg

Melting point 166-170ºC

Molecular formula C4H6O6

Molecular weight 150.087

Flash point 209.4±24.4 °C

Accurate mass 150.016434

PSA 115.06000

LogP minus 1.43

Appearance character white crystal

Vapor pressure 0.0±2.1 mmHg at 25°C

Refractive index 1.586

Storage condition

Seal in a dry and cool place.

stability

1. Stable at normal temperature and pressure.

2. Forbidden compound: strong oxidant.

3. It exists in tobacco leaves.

Molecular structure

V. Molecular Property Data:

1. Molar refractive index: 26.69

2. Molar volume (cm3/mol) : 79.5

3. Isotropic volume (90.2K) : 263.1

4. Surface tension (dyne/cm) : 119.4

5. Polarization (10-24cm 3) : 10.58

Computational chemistry

Iv. Calculation of chemical Data

1. Reference value of hydrophobic parameter calculation (XlogP) : -1.9

2. Number of hydrogen bond donors: 4

3. Number of hydrogen bond receptors: 6

4. Number of rotatable bonds: 3

5. Topological molecular polar surface area (TPSA) : 115

6. Number of heavy atoms: 10

7. Surface charge: 0

8. Complexity: 134

9. Number of isotope atoms: 0

10. Determine the number of atomic constitutive centers: 2

11. Number of uncertain atomic constitutive centers: 0

12. Determine the number of chemical bond structure centers: 0

13. Number of uncertain bond structure centers: 0

14. Number of covalent bond units: 1

more

1. Properties: monoclinic prismatic crystal.

2. Density (g/mL,20℃) : 1.7598 3. Melting point (ºC) : 172.5 4. Flash point (ºC) : 210 5. Specific rotation (º) : -12.1 6. Solubility: soluble in water, boiling water, methanol, ethanol, propyl alcohol, ether, soluble in glycerol and insoluble in chloroform. 7. Refractive index (n 20 D) : 1.4955