Structural formula
Business number | 01GV |
---|---|
Molecular formula | C3H5NaO3 |
Molecular weight | 112.06 |
label |
2-Hydroxypropionic acid monosodium salt, (±)-Sodium 2-hydroxypropionate, sodium lactate, 2-hydroxypropanoicacimonosodiumsalt, CH3CH(OH)COONa, Flour treatment agent |
Numbering system
CAS number:72-17-3
MDL number:MFCD00065400
EINECS number:200-772-0
RTECS number:OD5680000
BRN number:4332999
PubChem number:24886258
Physical property data
1. Properties: colorless or slightly yellow transparent syrupy liquid with strong water absorption ability. Odorless or slightly special smell, slightly salty and bitter
2. Density (g/mL, 25/4℃): 1.33
3. Relative steam density (g/mL , air=1): Uncertain
4. Melting point (ºC): 17
5. Boiling point (ºC, normal pressure): Uncertain
6 . Boiling point (ºC, 5.2 kPa): Uncertain
7. Refractive index: 1.422-1.425
8. Flash point (ºC): Uncertain
9. Specific rotation (º): Uncertain
10. Autoignition point or ignition temperature (ºC): Uncertain
11. Vapor pressure (kPa, 25 ºC): Uncertain
12. Saturated vapor pressure (kPa, 60 ºC): Uncertain
13. Heat of combustion (KJ/mol): Uncertain
14 . Critical temperature (ºC): Uncertain
15. Critical pressure (KPa): Uncertain
16. Log value of oil-water (octanol/water) partition coefficient: Uncertain
17. Explosion upper limit (%, V/V): Uncertain
18. Explosion lower limit (%, V/V): Uncertain
19 . Solubility: Miscible in water, ethanol and glycerol
Toxicological data
Acute toxicity: rat abdominal LD50: 2 mg/kg; rat intravenous LD50: >1 mg/kg; mouse intravenous LD50: 2190 mg/kg;
Ecological data
None
Molecular structure data
None
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 1
3. Number of hydrogen bond acceptors: 3
4. Number of rotatable chemical bonds: 1
5. Number of tautomers: none
6. Topological molecule polar surface area 60.4
7. Number of heavy atoms: 7
8. Surface charge: 0
9. Complexity: 63.2
10. Number of isotope atoms: 0
11. Determine the atomic stereocenterQuantity: 0
12. Uncertain number of stereocenters of atoms: 1
13. Determined number of stereocenters of chemical bonds: 0
14. Uncertain Number of stereocenters of chemical bonds: 0
15. Number of covalent bond units: 2
Properties and stability
None
Storage method
This product should be sealed, cool, dry and protected from light.
Synthesis method
1. Preparation by reaction of sodium hydroxide and lactic acid.
2.Add sodium hydroxide to lactic acid for neutralization. After concentration, neutralize with alkali and dilute to obtain the finished product.
Purpose
1. Used medically as an alkaline agent for acidosis caused by diarrhea, diabetes, nephritis, etc.
2.Used as emulsifier, moisturizer, flavor improver, quality improver, antioxidant synergist and pH regulator. It can also replace sodium benzoate as a preservative in the food industry. The dosage is based on normal production needs.