L-Tryptophan
SIAL/51145 - certified reference material, TraceCERT®
Synonym: (S)
CAS Number: 73-22-3
Empirical Formula (Hill Notation): C11H12N2O2
Molecular Weight: 204.23
EC Number: 200-795-6
MDL Number: MFCD00064340
Linear Formula: C11H12N2O2
Product Type: Chemical
analyte chemical class(es) | amino acids, peptides, proteins |
application(s) | food and beverages |
color | white |
format | neat |
grade | TraceCERT® |
certified reference material | |
InChI | 1S/C11H12N2O2/c12-9(11(14 |
InChI key | QIVBCDIJIAJPQS-VIFPVBQESA |
mp | 280-285 °C (dec.) (lit.) |
product line | TraceCERT® |
Quality Level | 300 ![]() |
SMILES string | N[C@@H](Cc1c[nH]c2ccccc12 |
storage temp. | 20-25°C |
technique(s) | gas chromatography (GC): suitable |
HPLC: suitable |
Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
Caution: | Store under Argon |
General description: | This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ. Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate. Download your certificate at: http://www.sigma-aldrich. |
Legal Information: | TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC |
Other Notes: | Amino acid precursor of serotonin and melatonin |
Packaging: | Bottomless glass bottle. Contents are inside inserted fused cone. |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
mp | 280-285 °C (dec.) (lit.) |
Storage Temp. | 20-25°C |
UNSPSC | 41116107 |