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| CAS No.: | 598-82-3 |
|---|---|
| Name: | DL-Lactic acid |
| Article Data: | 3 |
| Molecular Structure: | |
|
|
|
| Formula: | C3H6O3 |
| Molecular Weight: | 90.0788 |
| Synonyms: | DL-2-Hydroxypropanoic acid;alpha-Hydroxypropionic acid; |
| EINECS: | 209-954-4 |
| Density: | 1.276 g/cm3 |
| Melting Point: | 18 °C |
| Boiling Point: | 227.561 °C at 760 mmHg |
| Flash Point: | 109.9 °C |
| Solubility: | SOLUBLE |
| Appearance: | colourless to yellow liquid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 38-41 |
| Safety: | 26-39 |
| PSA: | 60.36000 |
| LogP: | -1.88290 |
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Chemistry
Molecular Structure of DL-lactic acid (CAS NO.598-82-3):
IUPAC Name:2-hydroxypropanoic acid
Molecular Formula:C3H6O3
Molecular Weight:90.077940 g/mol
H bond acceptors: 3
H bond donors: 2
Freely Rotating Bonds: 2
Polar Surface Area: 35.53Å2
Index of Refraction: 1.451
Molar Refractivity: 19 cm3
Molar Volume: 70.5 cm3
Surface Tension: 49.7 dyne/cm
Density: 1.276 g/cm3
Flash Point: 109.9 °C
Enthalpy of Vaporization: 53.96 kJ/mol
Boiling Point: 227.6 °C at 760 mmHg
Vapour Pressure: 0.015 mmHg at 25°C
Melting Point: 18 °C
Storage temp: 2-8°C
FEMA: 2611
EINECS: 201-196-2
Categories: Food and Feed Additive
InChI
InChI=1/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)
Smiles
C([C@@H](C)O)(O)=O
Safety Profile
Safety Information of DL-lactic acid (CAS NO.598-82-3):
Hazard Codes: Xi 
Risk Statements: 38-41
38:Irritating to the skin
41:Risk of serious damage to eyes
Safety Statements: 26-39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
39:Wear eye/face protection
WGK Germany: 2
RTECS: OD2800000
F: 3
Specification
DL-lactic acid , with CAS number of 598-82-3, can be called 2-hydroxy-Propanoic acid ; (+/-)-Lactic acid ; 2-Hydroxypropanoic acid ; 2-Hydroxypropansäure ; 2-hydroxy-propionic acid . DL-lactic acid (CAS NO.598-82-3) is widely used in food, medicine, electroplating industry.