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Postion:Product Catalog >Biochemical Engineering>Amino Acids and proteins>L-Tryptophan
L-Tryptophan
  • L-Tryptophan
  • L-Tryptophan

L-Tryptophan NEW

Price $33 $1.4
Package 1kg 1000kg
Min. Order: 1kg
Update Time: 2026-08-06

Product Details

Product Name: L-Tryptophan CAS No.: 73-22-3
Min. Order: 1kg Purity: 99%
Supply Ability: g-kg-tons, free sample is available Release date: 2026/08/06
Lead time: In stock, ready for shipment Packa: bag/bottle/drum/IBC
Delivery: By express, by air, by sea Origin: Manufacturer, advantage product
COA, MSDS: Available, contact us for details Name: Mia

1. Materials information

 Names

NameL-tryptophan
SynonymMore Synonyms

 L(-)-Tryptophan Biological Activity

DescriptionL-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].
Related Catalog
Research Areas >> Metabolic Disease
Target

Human Endogenous Metabolite

References

[1]. Slominski A, et al. Conversion of L-tryptophan to serotonin and melatonin in human melanoma cells. FEBS Lett. 2002 Jan 30;511(1-3):102-6.

 Chemical & Physical Properties

Density1.4±0.1 g/cm3
Boiling Point447.9±35.0 °C at 760 mmHg
Melting Point289-290 °C (dec.)(lit.)
Molecular FormulaC11H12N2O2
Molecular Weight204.23
Flash Point224.7±25.9 °C
Exact Mass204.089874
PSA79.11000
LogP1.04
Vapour Pressure0.0±1.1 mmHg at 25°C
Index of Refraction1.698

2. Packaging of materials

  • For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.

  • For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product. 

                             Or smaller package 1kg/bottle, 10kgs/bottle as request. 


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3. Shipping & Delivery

  • By Express

Provide door to door service

Suitable for goods under 50kg

Delivery: 3-7 days

Cost: low cost

Article illustration


  • By Air

Provide airport to airport service

Suitable for goods over 50kg

Delivery: 3-14 days

Cost: high cost

Article illustration


  • By Sea

Provide seaport to seaport service

Suitable for goods over 100kg

Delivery: 2-45 days

Cost: low cost

Article illustration


4. Contact information

For more details, pls contact us freely.

Email address: mia@fdachem.com

Mob: 86 18336764634

WhatsApp/Skype/Wechat/LINE: 86 18336764634








Company Profile Introduction

Henan Fengda Chemical Co., Ltd. a research customization and supplier specializing in PPb grade ultra-high purity electronic chemicals, deeply rooted in the semiconductor and new display fields, committed to providing the most core and purest chemical components for photoresist and high-end display materials. We provide key monomers for KrF/ArF photoresist, photoacid generators (PAGs), photoacids, and etching solution raw materials, providing cornerstone materials for advanced process photoresist formulations; We take ICP-MS full spectrum metal impurity analysis as the quality cornerstone and provide ICP-MS metal impurity COA reports to meet the strict industry requirements for PPb grade electronic chemical materials. The COA report contains important data such as NA, Mg, K, Ca, Al, Cr, Fe, Ni, Cu, Zn, Pb, Ag, etc. To provide customers with pure and reliable source assurance for cutting-edge research and stable production.

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