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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
Serotonin-d4 ß-D-Glucuronide, neat

Serotonin-d4 ß-D-Glucuronide, neat

Code: QX180748
MW: 356.36Formula: C16H16D4N2O7
Desmosine-d4 (major) Inner Salt, neat

Desmosine-d4 (major) Inner Salt, neat

Code: QX180780
MW: 529.62Formula: C24H35D4N5O8
DMT-d6, neat

DMT-d6, neat

Code: QX180777
MW: 194.31Formula: C12H10D6N2Controlled Product - This is a controlled substance and requires licensing. We will require a copy of your license or exemption and additional lic...
S-(5'-Adenosyl)-L-methionine-13C5 Sulfate Salt (Synthetic) (Mixture of Diastereomers), neat

S-(5'-Adenosyl)-L-methionine-13C5 Sulfate Salt (Synthetic) (Mixture of Diastereomers), neat

Code: QX180770
MW: 404.41+ (97.07) + x(98.08)Formula: C1013C5H23N6O5S+ •HSO4- •xH2SO4
N-Acetyl-S-(4-hydroxy-2-buten-1-yl)-L-cysteine-d3, neat

N-Acetyl-S-(4-hydroxy-2-buten-1-yl)-L-cysteine-d3, neat

Code: QX180724
MW: 236.3Formula: C9H12D3NO4S
N,N’-Diacetyl-L-cystine Bis(tert-Butyl) Diester-D6, neat

N,N’-Diacetyl-L-cystine Bis(tert-Butyl) Diester-D6, neat

Code: QX170640
MW: 442.62Formula: C18H26D6N2O6S2
N-Acetyl-d3-S-(N-methylcarbamoyl)-L-cysteine, neat

N-Acetyl-d3-S-(N-methylcarbamoyl)-L-cysteine, neat

Code: QX170183
MW: 223.26Formula: C7H9D3N2O4S
NG,NG-Dimethylarginine-d6 Dihydrochloride, neat

NG,NG-Dimethylarginine-d6 Dihydrochloride, neat

Code: QX170163
MW: 281.21Formula: C8H14D6Cl2N4O2
L-Homoarginine-d4 Dihydrochloride, neat

L-Homoarginine-d4 Dihydrochloride, neat

Code: QX170354
MW: 192.26 +2(36.46)Formula: C7H12D4N4O2 • 2HCl
L-Citrulline-d6, neat

L-Citrulline-d6, neat

Code: QX170351
MW: 181.22Formula: C6H7D6N3O3
N-(Acetyl-d3)-S-allyl-L-cysteine, neat

N-(Acetyl-d3)-S-allyl-L-cysteine, neat

Code: QX170349
MW: 206.28Formula: C8H10D3NO3S
NG,NG’-Dimethyl-L-arginine-d6, neat

NG,NG’-Dimethyl-L-arginine-d6, neat

Code: QX170345
MW: 208.29Formula: C8H12D6N4O2