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604836

Sigma-Aldrich

L-Tryptophan-1-13C

99 atom % 13C, 98% (CP)

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About This Item

Empirical Formula (Hill Notation):
13CC10H12N2O2
CAS Number:
81201-92-5
Molecular Weight:
205.22
MDL number:
MFCD06804672
UNSPSC Code:
12352005
PubChem Substance ID:
329759017

isotopic purity

99 atom % 13C

Assay

98% (CP)

form

solid

optical activity

[α]20/D -30.5°, c = 1 in H2O

mp

280-285 °C (dec.) (lit.)

mass shift

M+1

SMILES string

N[C@@H](Cc1c[nH]c2ccccc12)[13C](O)=O

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/i11+1

InChI key

QIVBCDIJIAJPQS-KYURPWGOSA-N

General description

L-Tryptophan-1-13C is an isotopic analogue of L-tryptophan.

Application

L-Tryptophan-1-13C is used in quantitative determination of proteins using mass spectrometry.

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

604836-VAR:
604836-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
MBBD3331
MBBC0280V
MBBB6786V
MBBB2216V
TA2215V

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L-Tryptophan from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 99.0-101.0%

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Sigma-Aldrich

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Gerald W Becker
Briefings in functional genomics & proteomics, 7(5), 371-382 (2008-12-25)
Straightforward methods for the introduction of stable isotopes into proteins with subsequent isolation and purification of the proteins will greatly aid the field of quantitative proteomics. Proteins containing amino acids with one or more of the stable isotopes of deuterium

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