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Sigma-Aldrich

L-Tryptophan-13C11,15N2

≥99 atom %, ≥98% (CP)

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Synonym(s):
L-Tryptophan-ul-13C,15N
Empirical Formula (Hill Notation):
13C11H1215N2O2
CAS Number:
202406-50-6
Molecular Weight:
217.13
MDL number:
MFCD00209800
UNSPSC Code:
12352209
PubChem Substance ID:
24880745
NACRES:
NA.12

isotopic purity

≥99 atom %

Quality Level

200

Assay

≥98% (CP)

form

solid

optical activity

[α]20/D -30.5°, c = 1 in H2O

technique(s)

bio NMR: suitable

mp

280-285 °C (dec.) (lit.)

mass shift

M+13

SMILES string

[15NH2][13C@@H]([13CH2][13c]1[13cH][15nH][13c]2[13cH][13cH][13cH][13cH][13c]12)[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/i1+1,2+1,3+1,4+1,5+1,6+1,7+1,8+1,9+1,10+1,11+1,12+1,13+1

InChI key

QIVBCDIJIAJPQS-ODOYFPBQSA-N

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General description

L-Tryptophan-13C11,15N2 is an isotopic analog of L-tryptophan. It is suitable for bio-NMR applications. It is also used in the quantitative determination of proteins using mass spectrometry.

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Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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