Amino Acids Labeled

Amino acids are organic compounds made of carbon, hydrogen, oxygen, nitrogen, and (in some cases) sulfur bonded in characteristic formations. Strings of amino acids make up proteins, of which there are countless varieties. Medical Isotopes supplies labeled amino acids such as L-Lysine-1-13C, Glycine-2,2-d2 and L-Aspartic Acid-2,3,3-d3.

Labeled Amino Acids and Derivatives

Catalog No. Product Name Enrichment
Quantity Price
D1121 L-Leucine-5,5,5-d3-N-t-BOC hydrate 98%D
0.25 g $550   Add to Cart
D18875 L-Leucine-d7 (iso-propyl-d7) 98% D
100 mg $290   Add to Cart
D2298 DL-Leucine-2-d1 98%D
1 g $700   Add to Cart
D2299 L-Leucine-2-d1 97-98%D
0.1 g $785   Add to Cart
0.25 g $1,460   Add to Cart
D2300 L-Leucine-3,3-d2 98%D
0.05 g $820   Add to Cart
0.1 g $1,475   Add to Cart
D2301 L-Leucine-d3 99%D
500 mg $490   Add to Cart
D2302 L-Leucine-d3-N-t-BOC hydrate (methyl-d3) 99%D
0.5 g $865   Add to Cart
1 g $1,550   Add to Cart
D2303 L-Leucine-d3-N-FMOC (methyl-d3) 99%D
0.5 g $900   Add to Cart
1 g $1,610   Add to Cart
D2304 DL-Leucine-d7 (iso-propyl-d7) 98%D
0.5 g $885   Add to Cart
1 g $1,580   Add to Cart
D2306 D-Leucine-d10 98%D
100 mg $690   Add to Cart
D2307 DL-Leucine-d10 98%D
0.5 g $900   Add to Cart
1 g $1,610   Add to Cart
D2308 DL-Leucine-d10-N-FMOC 98%D
50 mg $190   Add to Cart
D2311 L-Leucine-d10-N-t-BOC hydrate 98%D
0.1 g $880   Add to Cart
0.25 g $1,650   Add to Cart
D2312 L-Leucine-d10-N-FMOC 98%D
0.1 g $880   Add to Cart
0.25 g $1,650   Add to Cart
D429 L-Leucine-d10 98%D
100 mg $590   Add to Cart
DN449 L-Leucine-d10,15N 98%D, 97%15N
0.25 g $1,600   Add to Cart
DO17271 L-Leucine-d7-N-t-BOC hydrate (iso-propyl-d7) 98% D
0.1 g $800   Add to Cart
0.25 g $1,495   Add to Cart
N1114 DL-Leucine-15N 98%15N
0.25 g $495   Add to Cart
N1123 L-Leucine-15N 99%15N
0.1 g $495   Add to Cart
N1124 L-Leucine-15N-N-t-BOC hydrate 99%15N
0.1 g $495   Add to Cart
N431 L-Leucine-2-13C15N-N-t-BOC hydrate 98%15N
0.25 g $750   Add to Cart
O434 L-Leucine-18O2 95%18O
0.1 g $875   Add to Cart
C427 L-Leucine-UL13C6 98%13C
50 mg $690   Add to Cart
CN1128 L-Leucine-UL-13C6,15N 98+%13C, 98%15N
0.05 g $790   Add to Cart
CN1129 L-Leucine-UL-13C6,15N-N-t-BOC hydrate 98%+13C, 98%15N
0.05 g $950   Add to Cart
D52043 L-Lysine Clonixinate-d6
1 mg $650   Add to Cart
10 mg $2,200   Add to Cart
C1130 DL-Lysine-1-13C
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C1132 L-Lysine-1-13C 99%13C
50 mg $600   Add to Cart
100 mg $990   Add to Cart
C1133 L-Lysine-5-13C
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C1134 L-Lysine-6-13C DiHCl 99%13C
0.1 g $750   Add to Cart
C17228 L-Lysine-13C6
0.1 g    Request Quote
1 g    Request Quote
10 g    Request Quote
C17229 L-Lysine-13C6 HCl
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C610 L-Lysine-1-13C-α-N-FMOC, ε-N-t-BOC 99%13C
100 mg $1,890   Add to Cart
CN17230 L-Lysine-13C6,15N2 98% 13C, 98% 15N
10 mg $385   Add to Cart
50 mg $550   Add to Cart
100 mg $790   Add to Cart
CN17231 L-Lysine-13C6,15N2 hydrochloride
Synonyms:
(S)-2,6-Diaminohexanoic acid-13C6,15N2 hydrochloride, 13C and 15N Labeled Lys, 13C and 15N Labeled lysine hydrochloride;
99% 13C, 99% 15N
1 g $2,390   Add to Cart
CN608 DL-Lysine-2-13C,ε-15N DiHCl 99%13C, 99%15N
0.1 g $1,050   Add to Cart
CN624 L-Lysine-13C6,15N2-α-N-FMOC,ε-N-t-BOC
100 mg $890   Add to Cart
D14537 L-Lysine-2,6,6-d3 HCl 98% D
0.25 g $940   Add to Cart
0.5 g $1,675   Add to Cart
D14742 6-N-Acetyl-L-lysine-3,3,4,4,5,5,6,6-d8 99% D
0.01 g $730   Add to Cart
0.05 g $1,525   Add to Cart
D17275 L-Lysine-4,4,5,5-d4 hydrochloride 98% D
25 mg $190   Add to Cart
250 mg $790   Add to Cart
D17277 L-Lysine-4,4,5,5-d4-bis-N-t-BOC 98% D
0.05 g $940   Add to Cart
0.1 g $1,675   Add to Cart
D17278 DL-Lysine-2,3,3,4,4,5,5,6,6-d9 DiHCl 99% D
0.1 g $930   Add to Cart
0.25 g $1,750   Add to Cart
D17279 L-Lysine-2,3,3,4,4,5,5,6,6-d9 HCl 99% D
0.1 g $920   Add to Cart
0.25 g $1,725   Add to Cart
D2318 DL-Lysine-3,3,4,4,5,5,6,6-d8 DiHCl 98%D
0.1 g $815   Add to Cart
0.25 g $1,525   Add to Cart
D2319 L-Lysine-3,3,4,4,5,5,6,6-d8 hydrochloride 99%D
50 mg $390   Add to Cart
D32662 D-Lysine-4,4,5,5-d4 HCl 98%D
0.05 g $865   Add to Cart
0.1 g $1,550   Add to Cart
D3446 D-Lysine-3,3,4,4,5,5,6,6-d8 DiHCl 99%D
100 mg $490   Add to Cart
D3447 D-Lysine-4,4,5,5-d4 DiHCl 98%D
0.1 g $850   Add to Cart
0.25 g $1,595   Add to Cart
D616 L-Lysine-4,4,5,5-d4 DiHCl 98%D
0.25 g $880   Add to Cart
0.5 g $1,575   Add to Cart
N1139 L-Lysine-15N2 HCl 98%15N
0.1 g $1,150   Add to Cart
N17227 L-Lysine-15N2 Ammonium
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N17280 DL-Lysine-2-15N DiHCl 99% 15N
1 g $790   Add to Cart
N622 L-Lysine-α-15N DiHCl 98%15N
0.1 g $590   Add to Cart
C52044 L-Lysine-α-N-fmoc ε-N-T-boc-13C6
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N1131 DL-Lysine-ε-15N 98%15N
0.5 g $650   Add to Cart
N1138 L-Lysine-ε-15N DiHCl 99%+15N
0.5 g $890   Add to Cart
C612 L-Lysine-UL-13C6 DiHCl 98%13C
0.05 g $990   Add to Cart
0.1 g $1,600   Add to Cart
CN4047 L-Lysine-UL-13C6,15N2 DiHCl >98%13C, >98%15N
10 mg $190   Add to Cart
D52047 Lysipressin-d2
1 mg $625   Add to Cart
5 mg $675   Add to Cart
25 mg $1,275   Add to Cart
D52048 Lysipressin-d5
1 mg $625   Add to Cart
5 mg $675   Add to Cart
25 mg $1,275   Add to Cart
D11494 Mefenamic Acid-d3
Synonyms:
2-[(2,3-Dimethylphenyl)amino]-benzoic Acid-d3; Mefacit-d3; Mefenacid-d3; Mephenamic Acid-d3;
97.6%D
1 mg $900   Add to Cart
10 mg $2,200   Add to Cart
D52069 Mefenamic Acid-d3 (major)
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D52078 Melphalan Dimer-d8 DiHCl
5 mg $7,250   Add to Cart
D52076 Melphalan-d8 dihydrochloride
1 mg $390   Add to Cart
D11555 N-(3-Mercapto-2-methylpropanoyl)glycine-d5 98%D
1 mg $875   Add to Cart
5 mg $2,000   Add to Cart
D52121 L-Methionine Sulfone-d3
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
CN52119 L-Methionine [R,S]-Sulfoximine-13C5,15N
1 mg $750   Add to Cart
10 mg $3,000   Add to Cart
C17292 DL-Methionine-1-13C 99% 13C
1 g $620   Add to Cart
C655 L-Methionine-13C5 98%13C
25 mg $990   Add to Cart
CD1146 L-Methionine-1-13C-methyl-d3 99%13C, 98%D
0.5 g $990   Add to Cart
0.25 g $650   Add to Cart
D1145 L-Methionine-d3
100 mg $290   Add to Cart
D14542 L-Methionine-3,3,4,4-d4 98% D
50 mg $490   Add to Cart
D17293 D-Methionine-d3 (S-methyl-d3) 98% D
0.1 g $765   Add to Cart
0.25 g $1,425   Add to Cart
D32165 L-Methionine-d3-N-FMOC (S-methyl-d3) 98%D
0.1 g $830   Add to Cart
0.25 g $1,550   Add to Cart
D32444 D-Methionine-d3-N-FMOC (S-methyl-d3) 98%D
0.1 g $830   Add to Cart
0.25 g $1,550   Add to Cart
D652 DL-Methionine-2-d1 98%D
0.5 g $805   Add to Cart
1 g $1,450   Add to Cart
D656 DL-Methionine-d3 (S-methyl-d3) 98%D
1 g $715   Add to Cart
D734 DL-Methionine-3,3,4,4-d4
Synonyms:
2-Amino-4-(methylthio)butyric acid-3,3,4,4-d4;
98%D
50 mg $290   Add to Cart
250 mg $890   Add to Cart
N1141 DL-Methionine-15N 99%15N
0.25 g $495   Add to Cart
N149 L-Methionine-15N 99%15N
100 mg $890   Add to Cart
CD110906 L-Methionine-(methyl-13C,d3)
50 mg $190   Add to Cart
250 mg $590   Add to Cart
D75184 N-Acetyl-L-methionine-d3 (S-methyl-d3)
250 mg $1,890   Add to Cart
50 mg $690   Add to Cart
C1142 L-Methionine-methyl-13C 99%13C
1 g $790   Add to Cart
CN661 L-Methionine-N-FMOC-UL-13C5,15N 98%13C, 98%15N
100 mg $1,890   Add to Cart
D27909 L-Methionine-S-methyl Sulfonium Chloride-d6
Synonyms:
[(3S)-3-Amino-3-carboxypropyl](dimethyl-d6)sulfonium Chloride; SMMS; L-(3-Amino-3-carboxypropyl)(dimethyl-d6)sulfonium Chloride; Vitamin U-d6; Ardesyl-d6; Cabagin-d6; Cabagin U-d6; Epadyn U-d6; L-Methionine Methylsulfonium Chloride-d6; MMSC-d6; Merastom-d;
98%D
0.01 g $775   Add to Cart
CN1147 L-Methionine-UL-13C5,15N 98+%13C, 98%15N
0.1 g $900   Add to Cart
0.05 g $550   Add to Cart
52116 L-Methionine-34S
1 mg $590   Add to Cart
D47453 3-(Methoxy-d3)-L-tyrosine hydrochloride
1 mg $490   Add to Cart
D47421 3-O-Methyl Carbidopa-d5
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D14553 N-Methyl-d3-D-proline-2,5,5-d3 98% D
0.01 g $795   Add to Cart
0.05 g $1,750   Add to Cart
D2371 N-Methyl-d3-glycine hydrochloride
Synonyms:
Sarcosine-d3 HCl;
99%D
250 mg $490   Add to Cart
50 mg $190   Add to Cart
D32512 N-Methyl-d3-glycine-2,2-d2 HCl 98%D
0.1 g $790   Add to Cart
0.25 g $1,475   Add to Cart
D32548 1-Methyl-d3-L-tryptophan 99%D
0.05 g $895   Add to Cart
0.1 g $1,595   Add to Cart
D680 N’-Methyl-d3-L-histidine 99%D
50 mg $490   Add to Cart
D49376 N-Acetyl-S-(4-hydroxy-3-methyl-2-cis-buten-1-yl)-L-cysteine-d3-
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D49378 N-Acetyl-S-(4-hydroxy-3-methyl-2-cis-buten-1-yl)-L-cysteine-d3-
   Request Quote
D49372 N-Acetyl-S-(4-hydroxy-3-methyl-2-trans-buten-1-yl)-L-cysteine-d 3 Dicyclohexylammonium Salt
1 mg $390   Add to Cart
D52312 2-Methyl-3-(methylthio)propanoic Acid-d3
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
D49365 (R,S)-N-Acetyl-S-(2-hydroxy-2-methyl-3-buten-1-yl)-L-cysteine-d 3 (90%)
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D49367 (R,S)-N-Acetyl-S-(2-hydroxy-3-methyl-3-buten-1-yl)-L-cysteine-d 3 +(R,S)-N-Acetyl-S-[1-(hydroxymethyl)-2-methyl-2-propen-1-yl)- L-cysteine-d3(Mixture)
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D52299 (4R)-1-Methyl-4-propyl-L-proline-d3 Methyl Ester
1 mg $625   Add to Cart
10 mg $2,000   Add to Cart
D11888 S-Methyl-L-cysteine-d3 98%D
10 mg $290   Add to Cart
D6198 N-Acetyl-S-methyl-L-cysteine-d3
Synonyms:
S-Methylmercapturic Acid-d3;
98%D
5 mg $925   Add to Cart
25 mg $2,400   Add to Cart
D52247 3-O-Methyl-L-DOPA-d3 Monohydrate
2.5 mg $675   Add to Cart
25 mg $2,400   Add to Cart
D52249 3-O-Methyl-L-DOPA-d3 Methyl Ester
2.5 mg $640   Add to Cart
25 mg $2,120   Add to Cart
D52254 3-O-Methyl-L-DOPA-d3 4-Glucuronide
1 mg $700   Add to Cart
10 mg $2,600   Add to Cart
D52256 3-O-Methyl-L-DOPA-d3 4-Sulfate
1 mg $700   Add to Cart
10 mg $2,600   Add to Cart
D52272 1-Methyl-L-histidine-d5
25 mg $5,250   Add to Cart
D12018 N-[[N-Methyl-N-[(2-isopropyl-1,1,1,3,3,3-d6]-4-thiazolyl) methyl)amino]carbonyl-L-valine Carboxylic Acid 98%D
0.5 mg $900   Add to Cart
2.5 mg $2,200   Add to Cart
D12020 N-[[N-Methyl-N-[(2-isopropyl-1,1,1,3,3,3-d6]-4-thiazolyl) methyl)amino]carbonyl-L-valine Methyl Ester 98%D
0.5 mg $875   Add to Cart
2.5 mg $2,000   Add to Cart
C2059 2-Methylalanine-13C4
Synonyms:
α-Aminoisobutyric Acid-13C4; 2-Aminoisobutyric Acid-13C4;
99%13C
0.1 g $760   Add to Cart
D52206 2-Methylalanine-d6
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D5817 2-Methylalanine-d6 hydrochloride
Synonyms:
α-Aminoisobutyric Acid-d6; 2-Amino-iso-butyric-d6 Acid (dimethyl-d6);
98%D
50 mg $590   Add to Cart
D32460 (+/-)-N-2-Methylbutyryl-d9-glycine 98%D
0.01 g $735   Add to Cart
0.05 g $1,550   Add to Cart
D52219 2-Methylbutyrylglycine-d9
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D6196 N-Acetyl-d3-S-(N-methylcarbamoyl)-L-cysteine
Synonyms:
S-(N-Methylcarbamoyl)-N-(acetyl-d3)cysteine;
98%D
1 mg $900   Add to Cart
5 mg $2,200   Add to Cart
D52222 S-(N-Methylcarbamoyl)glutathione-d3
1 mg $640   Add to Cart
10 mg $2,120   Add to Cart
D52223 S-(α-Methylcarboxymethyl)glutathione-d4 Methyl Ester
1 mg $675   Add to Cart
10 mg $2,400   Add to Cart
D47764 MNI-caged-L-glutamate-d3
1 mg $650   Add to Cart
10 mg $2,200   Add to Cart
D49876 Nα,Nε-Bis(ethoxycarbonylethyl)-L-lysine-d4 Methyl Ester
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
D32527 Nα-(Phenyl-d5-acetyl)-L-glutamine 98%D
0.01 g $730   Add to Cart
0.05 g $1,525   Add to Cart
D2246 L-4-Hydroxy-3-nitrophenyl-5-d1-alanine
Synonyms:
3-Nitro-L-tyrosine;
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D52556 N-Nitroso-D,L-proline-d3
1 mg $490   Add to Cart
D12674 N-Nitroso-N-(methyl-4-aminobutyric acid-d3)
Synonyms:
NMBA-d3;
98%D
1 mg $390   Add to Cart
D52573 L-Norleucine-d9
5 mg $640   Add to Cart
50 mg $2,120   Add to Cart
D32614 N-Octanoylglycine-2,2-d2 98%D
0.01 g $715   Add to Cart
0.05 g $1,475   Add to Cart
C1148 L-Ornithine-1,2-13C2 hydrochloride
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D32650 L-Ornithine-2,3,3,4,4,5,5-d7 hydrochloride 98%D
100 mg $790   Add to Cart
D52614 L-Ornithine-d6 hydrochloride
1 mg $390   Add to Cart
D726 L-Ornithine-5,5-d2 dihydrochloride 98%D
10 mg $240   Add to Cart
50 mg $790   Add to Cart
N3132 DL-Ornithine-5-15N 99%15N
0.1 g $550   Add to Cart
N725 L-Ornithine-15N2 • HCl 98%15N
0.05 g $1,250   Add to Cart
0.1 g $1,600   Add to Cart
CN722 L-Ornithine-UL-13C5,15N2 HCl
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D75059 Penicillamine-d3 acetate (Mixture of Isomers)
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D52687 L-Penicillamine-d6
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D13001 N-Phenoxycarbonyl-L-valine-2,3,4,4,4,5,5,5-d8 98%D
25 mg $900   Add to Cart
125 mg $2,200   Add to Cart
D32160 DL-Phenyl-d5-alanine 98%D
0.5 g $780   Add to Cart
1 g $1,400   Add to Cart
D32423 L-Phenyl-d5-alanine-2,3,3-d3-N-FMOC 98%D
0.1 g $885   Add to Cart
0.25 g $1,465   Add to Cart
D32427 D-Phenyl-d5-alanine-2,3,3-d3 98%D
0.05 g $835   Add to Cart
0.1 g $1,495   Add to Cart
D4239 D-Phenyl-d5-alanine 99%D
0.25 g $925   Add to Cart
0.5 g $1,650   Add to Cart
D4240 D-Phenyl-d5-alanine-N-t-BOC (ring-d5) 99%D
0.1 g $880   Add to Cart
0.25 g $1,650   Add to Cart
D4243 L-Phenyl-d5-alanine-N-t-BOC 98%D
0.5 g $840   Add to Cart
1 g $1,510   Add to Cart
D4244 L-Phenyl-d5-alanine-N-FMOC 98%D
100 mg $390   Add to Cart
D4245 DL-Phenyl-d5-alanine-3,3-d2 98%D
250 mg $390   Add to Cart
D4246 DL-Phenyl-d5-alanine-2,3,3-d3 98%D
0.5 g $790   Add to Cart
1 g $1,425   Add to Cart
D4248 L-Phenyl-d5-alanine-2,3,3-d3-N-t-BOC 98%D
0.1 g $750   Add to Cart
0.25 g $1,395   Add to Cart
D4264 DL-α-Phenyl-d5-glycine 98%D
0.25 g $910   Add to Cart
0.5 g $1,625   Add to Cart
D52737 S-Phenyl-d5-L-cysteine
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
D32381 S-Phenyl-DL-cysteine-3,3-d2 99%D
0.05 g $880   Add to Cart
0.1 g $1,575   Add to Cart
D4251 S-Phenyl-DL-cysteine-d11 Acid
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