- InChI
- InChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/t2-/m1/s1
- InChI Key
- JVTAAEKCZFNVCJ-UWTATZPHSA-N
- Formula
- C3H6O3
- SMILES
- CC(O)C(=O)O
- Molecular Weight1
- 90.08
- CAS
- 79-33-4
- Other Names
-
- (+)-Lactic acid
- (S)-(+)-Lactic acid
- (S)-2-Hydroxypropionic acid
- (S)-2-hydroxypropanoic acid
- (S)-Lactic acid
- Espiritin
- L-(+)-Lactic acid
- L-2-hydroxypropanoic acid
- Lactic acid, L-
- PH 90
- PURAC
- Paralactic acid
- Propanoic acid, 2-hydroxy-, (2S)-
- Sarcolactic acid
- Tisulac
- propanoic acid, 2-hydroxy-, (S)-
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- I : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°solid | -1343.98 ± 0.46 | kJ/mol | NIST |
| ΔfG° | -430.62 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -527.57 | kJ/mol | Joback Calculated Property |
| ΔfH°solid | -694.08 | kJ/mol | NIST |
| ΔfusH° | 9.78 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 61.99 | kJ/mol | Joback Calculated Property |
| log10WS | 0.45 | Crippen Calculated Property | |
| logPoct/wat | -0.548 | Crippen Calculated Property | |
| McVol | 66.440 | ml/mol | McGowan Calculated Property |
| Pc | 6389.77 | kPa | Joback Calculated Property |
| I | 2159.00 | NIST | |
| Tboil | 505.83 | K | Joback Calculated Property |
| Tc | 677.91 | K | Joback Calculated Property |
| Tfus | 280.14 | K | Joback Calculated Property |
| Vc | 0.241 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [142.95; 169.22] | J/mol×K | [505.83; 677.91] | 
|
| Cp,gas | 142.95 | J/mol×K | 505.83 | Joback Calculated Property |
| Cp,gas | 147.84 | J/mol×K | 534.51 | Joback Calculated Property |
| Cp,gas | 152.52 | J/mol×K | 563.19 | Joback Calculated Property |
| Cp,gas | 156.99 | J/mol×K | 591.87 | Joback Calculated Property |
| Cp,gas | 161.26 | J/mol×K | 620.55 | Joback Calculated Property |
| Cp,gas | 165.34 | J/mol×K | 649.23 | Joback Calculated Property |
| Cp,gas | 169.22 | J/mol×K | 677.91 | Joback Calculated Property |
| η | [0.0001047; 0.1012311] | Pa×s | [280.14; 505.83] |
|
| η | 0.1012311 | Pa×s | 280.14 | Joback Calculated Property |
| η | 0.0163392 | Pa×s | 317.75 | Joback Calculated Property |
| η | 0.0038800 | Pa×s | 355.37 | Joback Calculated Property |
| η | 0.0012133 | Pa×s | 392.99 | Joback Calculated Property |
| η | 0.0004648 | Pa×s | 430.60 | Joback Calculated Property |
| η | 0.0002078 | Pa×s | 468.22 | Joback Calculated Property |
| η | 0.0001047 | Pa×s | 505.83 | Joback Calculated Property |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 392.20 | K | 1.60 | NIST |
Similar Compounds
Find more compounds similar to L-Lactic acid.
Mixtures
- L-Lactic acid + Water
- L-Lactic acid + Choline chloride + Water
- L-Lactic acid + Choline chloride + Ethanol
- L-Lactic acid + Glucose
- L-Lactic acid + Glucose + Water
- L-Lactic acid + Choline chloride
- L-Lactic acid + Choline chloride + Isopropyl Alcohol
- L-Lactic acid + Dodecane + Water
- L-Lactic acid + 1-Dodecanol + Water
Sources
- Crippen Method
- Crippen Method
- Low transition temperature mixtures (LTTMs) as novel entrainers in extractive distillation
- Influence of 1-alkyl-3-methylimidazolium based ionic liquids on the thermodynamic and transport properties of L(+)-lactic acid in aqueous solutions of polyethylene glycol
- Effect of some imidazolium based ionic liquids on the electrical conductivity of L(+)-lactic acid in aqueous solutions of poly(ethylene glycol)
- Influence of temperature, water content and type of organic acid on the formation, stability and properties of functional natural deep eutectic solvents
- Isopropanol dehydration via extractive distillation using low transition temperature mixtures as entrainers
- Liquid-Liquid Equilibria of Lactic Acid/Water Solutions in Tri-iso-octylamine/Dodecane/1-Dodecanol at 306.1, 310.1, and 316.1 K. Experimental Data and Prediction
- Surface Tension of Aqueous Solutions of Small-Chain Amino and Organic Acids
- Joback Method
- McGowan Method
- NIST Webbook
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.