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Amino Acids

We offer an extensive range of isotopically labelled Amino Acids and Amino Acid Esters including N-t-BOC protected and N-FMOC protected Amino Acids for your analysis and research needs.
Please don’t hesitate to contact us if you are unable to find the stable isotope that you need and we'll be delighted to check on its availability.

Alphabetical Alphabetical Reversed Latest Popularity
L-Kynurenine-d4, neat

L-Kynurenine-d4, neat

Code: QX186623
MW: 212.241Formula: C10H8D4N2O3
L-Arginine-15N2 (hydrochloride), neat

L-Arginine-15N2 (hydrochloride), neat

Code: QX186624
MW: 212.65Formula: C6H15ClN2[15N]2O2
L-Cystine-34S2, neat

L-Cystine-34S2, neat

Code: QX186636
MW: 244.108Formula: C6H12N2O4[34S]2
Uridine-13C, neat

Uridine-13C, neat

Code: QX186637
MW: 245.195Formula: C8[13C]H12N2O6
Fmoc-Gly-OH-2-13C,15N, neat

Fmoc-Gly-OH-2-13C,15N, neat

Code: QX186670
MW: 299.295Formula: C16[13C]H15[15N]O4
Fmoc-Ser-OH-15N, neat

Fmoc-Ser-OH-15N, neat

Code: QX186680
MW: 328.329Formula: C18H17[15N]O5
SAH-d4, neat

SAH-d4, neat

Code: QX186711
MW: 388.44Formula: C14H16D4N6O5S
S-Adenosyl-L-methionine-d3, neat

S-Adenosyl-L-methionine-d3, neat

Code: QX186722
MW: 401.46Formula: C15H19D3N6O5S
Fmoc-Cys(Trt)-OH-d2, neat

Fmoc-Cys(Trt)-OH-d2, neat

Code: QX186798
MW: 587.73Formula: C37H29D2NO4S
Oxytocin-d5 Trifluoroacetate, neat

Oxytocin-d5 Trifluoroacetate, neat

Code: QX181643
MW: 1126.24Formula: C45H62D5F3N12O14S2
Suberyl Glycine-13C2,15N, neat

Suberyl Glycine-13C2,15N, neat

Code: QX181239
MW: 234.22Formula: C813C2H1715NO5
Glucagon-d9 Trifluoroacetate, neat

Glucagon-d9 Trifluoroacetate, neat

Code: QX181230
MW: 3491.80 (free amine)Formula: C153H216D9N43O49S x(C2HF3O2)