DL-INDOLE-3-LACTIC ACID
Synonym(s):β-(3-Indolyl)lactic acid;2-Hydroxy-3-(3-indolyl)propanoic acid;3-(3-Indolyl)-2-hydroxypropanoic acid;3-Indolyllactic acid;Indolelactic acid
- CAS NO.：1821-52-9
- Empirical Formula: C11H11NO3
- Molecular Weight: 205.21
- MDL number: MFCD00005642
- EINECS: 217-347-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-03-13 23:13:44
What is DL-INDOLE-3-LACTIC ACID?
The Uses of DL-INDOLE-3-LACTIC ACID
DL-Indole-3-lactic Acid is used as a reagent in the synthesis of 2-hydroxy-1-(1H-indol-3-yl)-4-methylpentan-3-one which has weak antibacterial activity against 16 bacterial strains, including Escherichia coli, Bacillus subtilis and Staphylococcus aureus. DL-Indole-3-lactic Acid is also used in the preparation of Monatin, a natural sweet peptidomimetic.
Definition
ChEBI: A hydroxy monocarboxylic acid that is lactic acid substituted by a 1H-indol-3-yl group at position 3. It is a metabolite of tryptophan.
Properties of DL-INDOLE-3-LACTIC ACID
| Melting point: | 145-146 °C(lit.) |
| Boiling point: | 477.3±30.0 °C(Predicted) |
| Density | 1.428±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,2-8°C |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 3.86±0.11(Predicted) |
| color | Pale Orange to Pale Purple |
| InChI | InChI=1S/C11H11NO3/c13-10(11(14)15)5-7-6-12-9-4-2-1-3-8(7)9/h1-4,6,10,12-13H,5H2,(H,14,15) |
| CAS DataBase Reference | 1821-52-9(CAS DataBase Reference) |
Safety information for DL-INDOLE-3-LACTIC ACID
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H225:Flammable liquids H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H336:Specific target organ toxicity,single exposure; Narcotic effects H340:Germ cell mutagenicity H360:Reproductive toxicity H372:Specific target organ toxicity, repeated exposure H373:Specific target organ toxicity, repeated exposure H401:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P202:Do not handle until all safety precautions have been read and understood. P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P370+P378:In case of fire: Use … for extinction. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for DL-INDOLE-3-LACTIC ACID
| InChIKey | XGILAAMKEQUXLS-UHFFFAOYSA-N |
| SMILES | C(O)(=O)C(O)CC1C2=C(NC=1)C=CC=C2 |
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