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About This Item
Empirical Formula (Hill Notation):
C11H12N2O2
CAS Number:
Molecular Weight:
204.23
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
86197
Product Name
L-Tryptophan, United States Pharmacopeia (USP) Reference Standard
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
SMILES string
N[C@@H](Cc1c[nH]c2ccccc12)C(O)=O
InChI key
QIVBCDIJIAJPQS-VIFPVBQESA-N
grade
pharmaceutical primary standard
API family
tryptophan
manufacturer/tradename
USP
mp
280-285 °C (dec.) (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
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Analysis Note
These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.
Application
L-Tryptophan USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.
Also, for use with USP monographs such as:
Also, for use with USP monographs such as:
- Tryptophan
- 5-Hydroxy-l-tryptophan
General description
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.
Other Notes
Amino acid precursor of serotonin and melatonin
Sales restrictions may apply.
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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Find documentation for the products that you have recently purchased in the Document Library.
HPLC Determination of Total Tryptophan in Infant Formula and Adult/Pediatric Nutritional Formula Following Enzymatic Hydrolysis: Single-Laboratory Validation, First Action 2017.03.
Jonathan Draher et al.
Journal of AOAC International, 101(4), 1244-1248 (2018-07-11)
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