L-Tryptophan - UltraBio™, ≥99.5%(NT) , CAS No.73-22-3

CAS: 73-22-3 Cat. No.: L755707 Summenformel: C11H12N2O2 Molekulargewicht: 204.23 Beilstein Registry Number: 86197 EG-Nummer: 200-795-6
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GRADE & PURITY UltraBio™ ? UltraBio™ — Aladdin's line for molecular-biology applications. Use for nuclease-free, high-consistency reagents across molecular workflows. ≥99.5%(NT)
Storage
Protected from light,Room temperature
Shipped In
Normal
★
Size
Deutschland (EU)
USA*
Price
Qty
10g
L755707-10g
Auf Bestellung · 8–12 Wochen
149,16€
50g
L755707-50g
Auf Bestellung · 8–12 Wochen
535,31€
250g
L755707-250g
Auf Bestellung · 8–12 Wochen
1.893,32€
Enter a quantity for the sizes you want to add.
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Why this grade

UltraBio™, ≥99.5%(NT) UltraBio™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 442 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

L-Tryptophan has been used as a nutritional supplement to study its effect on the circadian clock of primary cell lines. It has also been used as a test amino acid aerosol to study the variation in the fluorescence intensity of thermally-exposed bacterial bioaerosols.

Specifications

Spezifikationen & Reinheit
UltraBio™, ≥99.5%(NT)
Biochemische und physiologische Mechanismen
Tryptophan (Trp) is one of the functional amino acids that are associated with growth, reproduction, maintenance and immunity. Increased Trp availability is necessary for the regulation of mood, cognition and behaviour. It is hypothesised that L-Trp might
Storage
Protected from light,Room temperature
Verschickt in
Normal
Note
UltraBio™
Reinheit
≥99.5%(NT)
Namen und Kennungen
Kanonisches Lächeln
C1=CC=C2C(=C1)C(=CN2)CC(C(=O)O)N
IUPAC Name
(2S)-2-amino-3-(1H-indol-3-yl)propanoic acid
InChIKey
QIVBCDIJIAJPQS-VIFPVBQESA-N
INCHI
1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)/t9-/m0/s1
Isomere SMILES
C1=CC=C2C(=C1)C(=CN2)C[C@@H](C(=O)O)N
Molekulargewicht
204.23
Beilstein
86197
Reaxy-Rn
86196
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=86196&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
KlasseIndoles and derivatives
SubclassIndolyl carboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentIndolyl carboxylic acids and derivatives
Alternative Parents L-alpha-amino acids  3-alkylindoles  Aralkylamines  Substituted pyrroles  Benzenoids  Heteroaromatic compounds  Amino acids  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Indolyl carboxylic acid derivative - Alpha-amino acid - Alpha-amino acid or derivatives - L-alpha-amino acid - 3-alkylindole - Indole - Aralkylamine - Benzenoid - Substituted pyrrole - Heteroaromatic compound - Pyrrole - Amino acid or derivatives - Amino acid - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Azacycle - Amine - Primary aliphatic amine - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Carbonyl group - Organonitrogen compound - Organooxygen compound - Primary amine - Organopnictogen compound - Aromatic heteropolycyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as indolyl carboxylic acids and derivatives. These are compounds containing a carboxylic acid chain (of at least 2 carbon atoms) linked to an indole ring.
External Descriptors Common amino acids
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDatumArtikel
L2529359Certificate of AnalysisDec 05, 2025 L755707
L2529360Certificate of AnalysisDec 05, 2025 L755707
L2529361Certificate of AnalysisDec 05, 2025 L755707
Chemische und physikalische Eigenschaften
Löslichkeit0.5 M HCl: 0.1 g/mL at 20 °C, clear, colorless to faintly yellow
EmpfindlichkeitLight sensitive
Spezifische Drehung [α]-30.5 to -32.5 deg(C=1, H2O)
Schmelzpunkt (°C)277°C
Molekulargewicht204.220 g/mol
XLogP3-1.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count3
Rotatable Bond Count3
Exact Mass204.09 Da
Monoisotopic Mass204.09 Da
Topological Polar Surface Area79.100 Ų
Heavy Atom Count15
Formal Charge0
Complexity245.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
FAQs und Artikel
UltraBio™: Defining Excellence in Molecular Biology Applications
11 Common Methods for Protein Concentration Determination
Niacin (Vitamin B3): Structural Features, Metabolic Roles, and Application Landscape
NAD (Nicotinamide Adenine Dinucleotide): From a Metabolic Coenzyme to Homeostatic Regulation and Application Targets
Indole Product Navigation: How N-Position State, the C3 Connection Handle, and Core Scaffold Variants Map to Synthetic Interfaces and Research Uses (Tables A–E)
β-Acyloxy Alkenyl Amides (AAAs): A New Approach to Amide Bond and Peptide Bond Construction Worth Attention
Silicon Reagent-Assisted Peptide Synthesis: Research Progress and Methodological Value of Peptide Bond Formation from Unprotected Substrates
From Analytical Instrument to Synthetic Platform: A New Strategy for Reconstructing Automated Flow Solid-Phase Peptide Synthesis with Standard Analytical HPLC
Low-Racemization Control in Peptide Synthesis: An Inverse N→C Peptide Synthesis Strategy via Activated α-Aminoesters
Methods and Applications for the Determination of Amino Acid Content and Composition
Analysis of Hydrolyzed Pearl as a Cosmetic Raw Material: Preparation Process, Active Components, and Skincare Formulation Applications
Sources, Host-Regulatory Mechanisms, and Tumor-Immune Effects of Gut Microbiota-Derived Metabolites
Catalytic Mechanisms of the Aminotransferase Family and Regulation of Amino Acid Metabolism
Citations of This Product
Lösungsrechner
Bewertungen

Kundenbewertungen

Häufig gestellte Fragen

What does UltraBio? mean?
UltraBio? indicates that the product has been processed and tested for biological and biochemical applications. Specifications may include endotoxin limits, microbial controls, sterility, low DNase/RNase/protease activity, and verified biological activity where relevant.
How should this product be stored?
Store at room temperature, protected from light. The material is light-sensitive — keep it in its original opaque or amber container.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 73-22-3, the molecular formula is C11H12N2O2, and the molecular weight is 204.23 g/mol. InChIKey QIVBCDIJIAJPQS-VIFPVBQESA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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