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L-Tryptophan CAS#73-22-3

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  • L-Tryptophan CAS#73-22-3
  • L-Tryptophan CAS#73-22-3
  • L-Tryptophan CAS#73-22-3
  • L-Tryptophan CAS#73-22-3

›

L-Tryptophan CAS#73-22-3

Essential L-enantiomer Form：L-tryptophan is the biologically active L-form of tryptophan, ensuring high bioavailability.


Supports Mood Wellness：Recognized for its role as an antidepressant-related compound, helping support emotional balance.


Nutraceutical and Micronutrient Value：Widely used as a nutraceutical ingredient and essential micronutrient in health formulations.


Broad Biological Relevance：Naturally involved as a metabolite in plants, humans, microorganisms, and animals, highlighting excellent biological compatibility.


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Product Description

L-Tryptophan CAS#73-22-3

L-Tryptophan is the biologically active L-enantiomer of tryptophan. It functions as an antidepressant-related compound, a nutraceutical ingredient, and an essential micronutrient. In addition, it naturally occurs as a metabolite in plants, humans, Saccharomyces cerevisiae, Escherichia coli, and mice.


Product Application of L-Tryptophan CAS#73-22-3

This amino acid is used in amino acid injections, often compounded with iron and vitamins. Combined with vitamin B6, it relieves depression and aids skin disorder treatment. It also aids sleep and works with levodopa for Parkinson’s therapy.
It shows carcinogenic risk in animal tests, with side effects including nausea, poor appetite and asthma. Concurrent use with monoamine oxidase inhibitors is forbidden.


Product Information

Parameters


Melting point289-290 °C (dec.)(lit.)
Alpha-31.1 º (c=1, H20)
Boiling point342.72°C (rough estimate)
Density1.34
bulk density400kg/m3
refractive index-32 ° (C=1, H2O)
storage temp.2-8°C
solubility20% NH3: 0.1 g/mL at 20 °C, clear, colorless
formpowder
pka2.46(at 25℃)
colorWhite to yellow-white
PH5.5-7.0 (10g/l, H2O, 20℃)
Odorwh. cryst. or cryst. odorless powd., sl. bitter taste
biological sourcenon-animal source
Optical Rotation[α]20/D 31.5±1°, c = 1% in H2O
Water Solubility11.4 g/L (25 ºC)
Merck149797
BRN86197
Stability:Stable. Incompatible with strong acids, strong oxidizing agents.
InChIKeyQIVBCDIJIAJPQS-VIFPVBQESA-N
LogP0.704 (est)
CAS DataBase Reference73-22-3(CAS DataBase Reference)
NIST Chemistry ReferenceL-Tryptophan(73-22-3)
EPA Substance Registry SystemL-Tryptophan (73-22-3)
Absorptioncut-off at 326nm in 0.5 M HCl at 0.5M







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