L-(+)-diethyl tartrate

L-(+)-diethyl tartrate structural formula

Structural formula

Business number 01YT
Molecular formula C8H14O6
Molecular weight 206.19
label

(2R,3R)-(+)-diethyl tartrate,

Diethyl 2,3-dihydroxysuccinate,

L-(+)-Tartaric acid diethyl ester,

[-CH(OH)CO2C2H5]2,

Plasticizer

Numbering system

CAS number:87-91-2

MDL number:MFCD00009143

EINECS number:201-783-3

RTECS number:None

BRN number:1727145

PubChem number:24890139

Physical property data

1. Properties: Colorless viscous oily liquid.

2. Relative density (g/mL, 25/4℃): 1.2046

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

4. Melting point (ºC): 18.7

5. Boiling point (ºC, normal pressure): 280

6. Boiling point (ºC, 5.2kPa): Undetermined

7. Refractive index (20ºC): 1.4438

8. Flash point (ºC): 93

9. Specific rotation (º): +26.5± 1° (C=1, in water)

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

11. Vapor pressure (kPa, 25ºC): Undetermined

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

19. Solubility: Miscible with ethanol and ether, slightly soluble in water.

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

1. Molar refractive index: 45.64

2. Molar volume (cm3/mol): 163.3

3. Isotonic specific volume (90.2K ): 428.1

4. Surface tension (dyne/cm): 47.2

5. Polarizability (10-24cm3):18.09

Compute chemical data

1. Hydrophobic parameter calculation reference value (XlogP): -0.3

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 6

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4. Number of rotatable chemical bonds: 7

5. Number of tautomers.��

6. Topological molecular polar surface area (TPSA): 93.1

7. Number of heavy atoms: 14

8. Surface charge: 0

p>

9. Complexity: 180

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12 , The number of uncertain atomic stereocenters: 2

13. The number of determined chemical bond stereocenters: 0

14. The number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Flammable. Easy to absorb moisture.

Storage method

This product should be sealed and stored in a dry place.

Synthesis method

None yet

Purpose

Used in organic synthesis, synthesis of chiral compounds, solvents for nitrocellulose, gums and resins, and plasticizers for automobile paints.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/28480

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