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

L Tryptophan NEW

Price Get Latest Price
Package 1kg
Min. Order: 1kg
Supply Ability: 1000kg
Update Time: 2025-04-02

Product Details

Product Name: L Tryptophan CAS No.: 73-22-3
EC-No.: 200-795-6 Min. Order: 1kg
Purity: 99% Supply Ability: 1000kg
Release date: 2025/04/02


Factory Provide Amino Acid L Tryptophan CAS 73-22-3 Tryptophan


Article illustration

Introduction

Product Name:   L-Tryptophan

Synonyms:L-Trp-OH;L-Tryptophan, Animal-Free
CAS No. 73-22-3
Molecular Formula: C11H12N2O2

Molecular Weight: 204.23

Specification: 98%
Appearance:White powder

melting Point:289-290 °C (dec.)(lit.)

Boiling Point:342.72°C (rough estimate)

Density :1.34 g/cm3(Predicted)

Storage:Keep in dark place,Sealed in dry,Room Temperature


Tryptophan also known as β-indolylalanine, is one of the essential amino acids for the human body.
L-Tryptophan is an important precursor substance for auxin biosynthesis in plants. Its structure is similar to IAA. It is commonly found in higher plants. It is also the precursor of 5-hydroxytryptamine, an important neurotransmitter in the human body. It can be used for pregnant women. Nutritional supplements and special milk powder for infants are used for niacin deficiency (pellagra). As a tranquilizer, it can regulate mental rhythm and improve sleep. It is also one of the raw materials for compound amino acid infusion.

Product name l-Tryptophan
ItemsSpecificationResult
AppearanceWhite crystals or crystalline powderComplies
OdorCharacteristicComplies
TastedCharacteristicComplies
Assay99%Complies
Sieve Analysis100% pass 80 meshComplies
Loss on Drying5% Max.1.02%
Sulphated Ash5% Max.1.30%
Extract SolventEthanol & WaterComplies
Heavy Metal5ppm MaxComplies
As2ppm MaxComplies
Residual Solvents0.05% Max.Negative
Total Plate Count1000/g MaxComplies
Yeast & Mold100/g MaxComplies
E.ColiNegativeComplies
SalmonellaNegativeComplies

Function 
1. L Tryptophan is an important nutrient.
2. L Tryptophan powder takes part in the renewal of animal blood plasma protein in the body.
3. L-Tryptophan helps nicotinic acid and the synthesis of hemoglobin.
4.L-Tryptophan powder can significantly increase antibody in pregnant animals 
baby.
5. Tryptophan can promote lactation of cows and sows.

Article illustration


Company Profile Introduction

Shaanxi TNJONE Pharmaceutical Co., Ltd supplies more than 2,000 kinds of products, covering the whole field of health industry, including human APIs, veterinary APIs, food additives, natural nutrition ingredients, feed additives, cosmetic additives, intermediates etc. With global sourcing advantages, the group is fully capable of meeting the one-stop sourcing needs of global customers. Today, Shaanxi TNJONE Pharmaceutical Co., Ltd.'s marketing network has spread over more than 100 countries and regions on five continents, providing professional service for global customers.

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  • Since: 2019-05-23
  • Address: No. 4C-11-A392, Financial Port, northwest corner of Fengjing Avenue and Fengxin Road, Fengdong New C
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