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642886

Sigma-Aldrich

Fmoc-Val-OH-13C5,15N

98 atom % 15N, 98 atom % 13C, 99% (CP)

Synonym(s):

N-(9-Fluorenylmethoxycarbonyl)-L-valine-13C5,15N, L-Valine-13C5,15N, N-Fmoc derivative

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About This Item

Linear Formula:
(13CH3)213CH13CH(15NH-Fmoc)13CO2H
Molecular Weight:
345.34
MDL number:
MFCD08702929
UNSPSC Code:
12352005
PubChem Substance ID:
329759949

isotopic purity

98 atom % 13C
98 atom % 15N

Quality Level

200

assay

99% (CP)

form

solid

optical activity

[α]20/D -17°, c = 1 in DMF

technique(s)

bio NMR: suitable

mp

143-145 °C (lit.)

application(s)

peptide synthesis

functional group

Fmoc

mass shift

M+6

SMILES string

[13CH3][13CH]([13CH3])[13C@H]([15NH]C(=O)OCC1c2ccccc2-c3ccccc13)[13C](O)=O

InChI

1S/C20H21NO4/c1-12(2)18(19(22)23)21-20(24)25-11-17-15-9-5-3-7-13(15)14-8-4-6-10-16(14)17/h3-10,12,17-18H,11H2,1-2H3,(H,21,24)(H,22,23)/t18-/m0/s1/i1+1,2+1,12+1,18+1,19+1,21+1

InChI key

UGNIYGNGCNXHTR-WXVVZUHKSA-N

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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

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Q Chen et al.
Journal of dairy science, 99(12), 9483-9492 (2016-10-25)
Fraud in milk and dairy products occurs when cow milk is added to sheep and goat milk for economic reasons. No reliable, selective, and sensitive method exists for quantifying the milk percentage of different species. This work reports the development

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