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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
DL-Cystine-2,2',3,3,3',3'-d6, neat

DL-Cystine-2,2',3,3,3',3'-d6, neat

Code: QX182967
MW: 246.33 Formula: [SCD2CD(NH2)COOH]2  
N-Acetyl-S-(2-hydroxypropyl)cysteine-d3 Dicyclohexylammonium Salt, neat

N-Acetyl-S-(2-hydroxypropyl)cysteine-d3 Dicyclohexylammonium Salt, neat

Code: QX170660
MW: 224.29 + 181.32Formula: C8H12D3NO4S•C12H23N
N-Acetyl-DL-leucine-d10 ,neat

N-Acetyl-DL-leucine-d10 ,neat

Code: QX188183
MW: 183.27
N-Acetyl-DL-leucine-d10 ,neat

N-Acetyl-DL-leucine-d10 ,neat

Code: QX188184
MW: 183.27
N-Acetyl-D-leucine-d10 ,neat

N-Acetyl-D-leucine-d10 ,neat

Code: QX188185
MW: 183.27
N-Acetyl-D-leucine-d10 ,neat

N-Acetyl-D-leucine-d10 ,neat

Code: QX188186
MW: 183.27
N-Acetyl-S-(6-hydroxy-2,4-cyclohexadien-1-yl)-L-cysteine-[13C3 15N], neat

N-Acetyl-S-(6-hydroxy-2,4-cyclohexadien-1-yl)-L-cysteine-[13C3 15N], neat

Code: QX187034
MW: 261.28 Formula: C8¹³C3H15¹5NO4S
10a-Methoxy-9,10-dihydrolysergol-d3, neat

10a-Methoxy-9,10-dihydrolysergol-d3, neat

Code: QX181195
MW: 289.39Formula: C17H19D3N2O2
Decanoyl-L-carnitine-d3 Chloride, neat

Decanoyl-L-carnitine-d3 Chloride, neat

Code: QX181364
MW: 354.93Formula: C17H31D3ClNO4
3-Iodo-tyrosine-13C6, neat

3-Iodo-tyrosine-13C6, neat

Code: QX181379
MW: 313.04Formula: C313C6H10INO3
D-Arginyl-2,6-dimethyl-L-tyrosyl-L-lysyl-L-phenylalaninamide-d5 Trifluoroacetic Acid Salt, neat

D-Arginyl-2,6-dimethyl-L-tyrosyl-L-lysyl-L-phenylalaninamide-d5 Trifluoroacetic Acid Salt, neat

Code: QX181348
MW: 644.82 + x(114.02)Formula: C32H44D5N9O5 • x(C2HF3O2)
N-Octanoyl-d15-glycine, neat

N-Octanoyl-d15-glycine, neat

Code: QX181340
MW: 216.36Formula: C10H4D15NO3