accessibility menu, dialog, popup

UserName

Isotopically Labeled Compounds

Chemicals to which isotopes have been attached in order to label specific atoms. Isotopically labeled compounds are commonly used in synthetic chemistry, characterization techniques such as NMR, and biology.

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (1)

brands

  • (1,131)
  • (23)
  • (5)
  • (2)
  • (31)
  • (6)
  • (264)
Keyword Search:
1 – 15 of 768 results
1

S,S'-Ethylenebis(glutathione)-d4, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 644.71
InChI Formula InChI=1S/C22H36N6O12S2/c23-11(21(37)38)1-3-15(29)27-13(19(35)25-7-17(31)32)9-41-5-6-42-10-14(20(36)26-8-18(33)34)28-16(30)4-2-12(24)22(39)40/h11-14H,1-10,23-24H2,(H,25,35)(H,26,36)(H,27,29)(H,28,30)(H,31,32)(H,33,34)(H,37,38)(H,39,40)/t11-,12-,13-,14-/m0/s1/i5D2,6D2
Chemical Name or Material S,S'-Ethylenebis(glutathione)-d4
SMILES N[C@@H](CCC(N[C@H](C(NCC(O)=O)=O)CSC([2H])([2H])C([2H])([2H])SC[C@@H](C(NCC(O)=O)=O)NC(CC[C@H](N)C(O)=O)=O)=O)C(O)=O
Synonym 2,2'-[1,2-(Ethane-d4)diyl]bis[L-γ-glutamyl-L-cysteinylglycine
Recommended Storage +4°C
IUPAC Name (2S,7R,14R,19S)-2,19-diamino-7,14-bis((carboxymethyl)carbamoyl)-5,16-dioxo-9,12-dithia-6,15-diazaicosanedioic-10,10,11,11-d4 acid
Molecular Formula C22H32D4N6O12S2
Formula Weight 644.21
2

(S)-S-Benzoylcaptopril-d3, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 324.41
InChI Formula InChI=1S/C16H19NO4S/c1-11(10-22-16(21)12-6-3-2-4-7-12)14(18)17-9-5-8-13(17)15(19)20/h2-4,6-7,11,13H,5,8-10H2,1H3,(H,19,20)/i9D2,13D
Chemical Name or Material (S)-S-Benzoylcaptopril-d3
SMILES O=C(SC[C@H](C(N1[C@]([2H])(C(O)=O)CCC1([2H])[2H])=O)C)C2=CC=CC=C2
Synonym SQ 25868-d3,1-[3-(Benzoylthio)-2-methyl-1-oxopropyl]-L-proline-d3,1-[(2S)-3-(Benzoylthio)-2-methyl-1-oxopropyl]-L-proline-d3
IUPAC Name (S)-1-((S)-3-(benzoylthio)-2-methylpropanoyl)pyrrolidine-2-carboxylic-2,5,5-d3 acid
Molecular Formula C16H16D3NO4S
Formula Weight 324.41
3

(S)-Pregabalin-13C3 (S)-Mandelic Acid Salt, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 314.35
InChI Formula InChI=1S/C8H17NO2.C8H8O3/c1-6(2)3-7(5-9)4-8(10)11;9-7(8(10)11)6-4-2-1-3-5-6/h6-7H,3-5,9H2,1-2H3,(H,10,11);1-5,7,9H,(H,10,11)/t2*7-/m00/s1/i4+1,5+1,8+1;
Chemical Name or Material (S)-Pregabalin-13C3 (S)-Mandelic Acid Salt
SMILES CC(C[C@@H]([13CH2][13C](O)=O)[13CH2]N)C.O[C@@H](C1=CC=CC=C1)C(O)=O
Recommended Storage +4°C
IUPAC Name (S)-2-hydroxy-2-phenylacetic acid--(S)-3-(aminomethyl-13C)-5-methylhexanoic-1,2-13C2 acid (1/1)
Molecular Formula C513C3H17NO2 • C8H8O3
Formula Weight 314.19
4

(S)-Rivastigmine-d4, TRC

Molecular Formula: C14H18D4N2O2 Molecular Weight (g/mol): 254.36 Synonym: S-Rivastigmine-d4,[3-[(1S)-1-((Dimethyl-d4)amino)ethyl]phenyl] N-ethyl-N-methylcarbamate SMILES: [2H]C([2H])N(C([2H])[2H])[C@@H](C)c1cccc(OC(=O)N(C)CC)c1

Molecular Weight (g/mol) 254.36
SMILES [2H]C([2H])N(C([2H])[2H])[C@@H](C)c1cccc(OC(=O)N(C)CC)c1
Synonym S-Rivastigmine-d4,[3-[(1S)-1-((Dimethyl-d4)amino)ethyl]phenyl] N-ethyl-N-methylcarbamate
Molecular Formula C14H18D4N2O2
5

S 421-d4, TRC

Molecular Formula: C6 D4 H2 Cl8 O Molecular Weight (g/mol): 381.76 Synonym: Bis(2,3,3,3-tetrachloropropyl) Ether-d4,2,3,3,3,2',3',3',3'-Octachlorodipropyl Ether-d4,Octachloro-di-n-propyl Ether-d4,Octachlorodipropyl Ether-d4,SV2-d4,S 421-d4 IUPAC Name: 1,1,1,2-tetrachloro-3,3-dideuterio-3-(2,3,3,3-tetrachloro-1,1-dideuteriopropoxy)propane SMILES: [2H]C([2H])(OC([2H])([2H])C(Cl)C(Cl)(Cl)Cl)C(Cl)C(Cl)(Cl)Cl

Molecular Weight (g/mol) 381.76
SMILES [2H]C([2H])(OC([2H])([2H])C(Cl)C(Cl)(Cl)Cl)C(Cl)C(Cl)(Cl)Cl
Synonym Bis(2,3,3,3-tetrachloropropyl) Ether-d4,2,3,3,3,2',3',3',3'-Octachlorodipropyl Ether-d4,Octachloro-di-n-propyl Ether-d4,Octachlorodipropyl Ether-d4,SV2-d4,S 421-d4
IUPAC Name 1,1,1,2-tetrachloro-3,3-dideuterio-3-(2,3,3,3-tetrachloro-1,1-dideuteriopropoxy)propane
Molecular Formula C6 D4 H2 Cl8 O
6

Demeton-S-d10, TRC

Molecular Formula: C8H9D10O3PS2 Molecular Weight (g/mol): 268.4 Synonym: O,O-Diethyl S-[2-(Ethylthio)ethyl]phosphorothioate-d10,Thioldemeton-d10,Demetonthiol-d10,Systox-thiol-d10,Isosystox-d10 SMILES: [2H]C([2H])([2H])C([2H])([2H])OP(=O)(OC([2H])([2H])C([2H])([2H])[2H])SCCSCC

Molecular Weight (g/mol) 268.4
SMILES [2H]C([2H])([2H])C([2H])([2H])OP(=O)(OC([2H])([2H])C([2H])([2H])[2H])SCCSCC
Synonym O,O-Diethyl S-[2-(Ethylthio)ethyl]phosphorothioate-d10,Thioldemeton-d10,Demetonthiol-d10,Systox-thiol-d10,Isosystox-d10
Molecular Formula C8H9D10O3PS2
7

(S)-Anabasine-d4, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 166.256
InChI Formula InChI=1S/C10H14N2/c1-2-7-12-10(5-1)9-4-3-6-11-8-9/h3-4,6,8,10,12H,1-2,5,7H2/t10-/m0/s1/i3D,4D,6D,8D
Chemical Name or Material (S)-Anabasine-d4
SMILES [2H]c1nc([2H])c([C@@H]2CCCCN2)c([2H])c1[2H]
Synonym (S)-3-(piperidin-2-yl)pyridine-d4
Recommended Storage +4°C
IUPAC Name 2,3,4,6-tetradeuterio-5-[(2S)-piperidin-2-yl]pyridine
Molecular Formula C10 D4 H10 N2
Formula Weight 166.141
8

(S)-Pregabalin-13C3, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 162.2
InChI Formula InChI=1S/C8H17NO2/c1-6(2)3-7(5-9)4-8(10)11/h6-7H,3-5,9H2,1-2H3,(H,10,11)/i4+1,5+1,8+1
Chemical Name or Material (S)-Pregabalin-13C3
SMILES O[13C]([13CH2]C([13CH2]N)CC(C)C)=O
Synonym (3S)-3-(Aminomethyl)-5-methylhexanoic Acid-13C3,(S)-(+)-3-(Aminomethyl)-5-methylhexanoic Acid-13C3,(S)-3-(Ammoniomethyl)-5-methylhexanoate-13C3,CI 1008-13C3,Lyrica-13C3,PD 144723-13C3,Pregabalin-13C3
Recommended Storage -20°C
Molecular Formula C513C3H17NO2
9

(S)-(-)-Nicotine-d3, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 165.25
InChI Formula InChI=1S/C10H14N2/c1-12-7-3-5-10(12)9-4-2-6-11-8-9/h2,4,6,8,10H,3,5,7H2,1H3/t10-/m0/s1/i1D3
Chemical Name or Material (S)-(-)-Nicotine-d3
SMILES [H][C@@]1(C2=CC=CN=C2)CCCN1C([2H])([2H])[2H]
Synonym (-)-1-Methyl-2-[3-pyridyl]pyrrolidine-d3,3-[(2S)-1-Methyl-2-pyrrolidinyl]pyridine-d3,(-)-Nicotine-d3,Exodus-d3,Nicolan-d3,Niconil-d3,Nicopatch-d3,Nicorette-d3,Nicotell TTS-d3,Nicotin-d3,l-Nicotine-d3
Recommended Storage +4°C
Molecular Formula C10H11D3N2
10

(S)-(+)-Canadaline-d3, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 372.43
InChI Formula InChI=1S/C21H23NO5/c1-22-7-6-14-9-19-20(27-12-26-19)10-15(14)17(22)8-13-4-5-18(24-2)21(25-3)16(13)11-23/h4-5,9-11,17H,6-8,12H2,1-3H3/t17-/m0/s1/i1D3
Chemical Name or Material (S)-(+)-Canadaline-d3
SMILES [2H]C([2H])([2H])N1CCc2cc3OCOc3cc2[C@@H]1Cc4ccc(OC)c(OC)c4C=O
Synonym 2,3-Dimethoxy-6-[[(5S)-5,6,7,8-tetrahydro-6-methyl-1,3-dioxolo[4,5-g]isoquinolin-5-yl]methyl]benzaldehyde-d3,(S)-2,3-dimethoxy-6-[(5,6,7,8-tetrahydro-6-methyl-1,3-dioxolo[4,5-g]isoquinolin-5-yl)methyl]benzaldehyde-d3,(1,3-Dioxolo[4,5-g]isoquinoline, Benzaldehyde-d3 deriv.,(+)-Canadaline-d3,Canadaline-d3,NSC 279521-d3
Recommended Storage +4°C
IUPAC Name 2,3-dimethoxy-6-[[(5S)-6-(trideuteriomethyl)-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isoquinolin-5-yl]methyl]benzaldehyde
Molecular Formula C21 D3 H20 N O5
Formula Weight 372.176
11

(S)-Homophenylalaninol-d2, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 167.244
InChI Formula InChI=1S/C10H15NO/c11-10(8-12)7-6-9-4-2-1-3-5-9/h1-5,10,12H,6-8,11H2/t10-/m0/s1/i8D2
Chemical Name or Material (S)-Homophenylalaninol-d2
SMILES [2H]C([2H])(O)[C@@H](N)CCc1ccccc1
Synonym (2S)-2-Amino-4-phenyl-1-butanol-d2,(S)-beta-Aminobenzenebutanol-d2,L-2-Amino-4-phenyl-1-butanol-d2,(betaS)-beta-Aminobenzenebutanol-d2
IUPAC Name (2S)-2-amino-1,1-dideuterio-4-phenylbutan-1-ol
Molecular Formula C10 D2 H13 N O
Formula Weight 167.128
12

(S)-Citalopram-d4 Oxalate, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 418.45
InChI Formula InChI=1S/C20H21FN2O.C2H2O4/c1-23(2)11-3-10-20(17-5-7-18(21)8-6-17)19-9-4-15(13-22)12-16(19)14-24-20;3-1(4)2(5)6/h4-9,12H,3,10-11,14H2,1-2H3;(H,3,4)(H,5,6)/t20-;/m0./s1/i5D,6D,7D,8D;
Chemical Name or Material (S)-Citalopram-d4 Oxalate
SMILES FC(C([2H])=C1[2H])=C([2H])C([2H])=C1[C@@]2(CCCN(C)C)C3=CC=C(C#N)C=C3CO2.O=C(O)C(O)=O
Synonym (1S)-1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-5-isobenzofurancarbonitrile-d4 Ethanedioate,Escitalopram-d4 Oxalate,(S)-(+)-Citalopram-d4 Oxalate,Cipralex
Recommended Storage -20°C
IUPAC Name (1S)-1-[3-(dimethylamino)propyl]-1-(2,3,5,6-tetradeuterio-4-fluorophenyl)-3H-2-benzofuran-5-carbonitrile;oxalic acid
Molecular Formula C22H19D4FN2O5
13

24 Bisphenol S-d8, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Percent Purity >95
Molecular Weight (g/mol) 258.32
InChI Formula InChI=1S/C12H10O4S/c13-9-5-7-10(8-6-9)17(15,16)12-4-2-1-3-11(12)14/h1-8,13-14H/i1D,2D,3D,4D,5D,6D,7D,8D
Chemical Name or Material 24 Bisphenol S-d8
SMILES O=S(C1=C([2H])C([2H])=C(O)C([2H])=C1[2H])(C2=C([2H])C([2H])=C([2H])C([2H])=C2O)=O
Synonym 2,4'-Bisphenol Sulfone-d8,2,4'-Dihydroxydiphenyl Sulfone-d8,2,4'-Sulfonyldiphenol-d8,2-(4-Hydroxyphenylsulfonyl)phenol-d8,24BS-d8,4,2'-Dihydroxydiphenyl Sulfone-d8,BPS 24-d8,BPS 24C-d8,NSC 2432-d8
Purity Grade Notes HPLC
Recommended Storage +4°C
IUPAC Name 2,3,4,5-tetradeuterio-6-(2,3,5,6-tetradeuterio-4-hydroxyphenyl)sulfonylphenol
Molecular Formula C12H2D8O4S
14

(S)-Duloxetine-d7 Succinamide, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 404.531
InChI Formula InChI=1S/C22H23NO4S/c1-23(21(24)11-12-22(25)26)14-13-19(20-10-5-15-28-20)27-18-9-4-7-16-6-2-3-8-17(16)18/h2-10,15,19H,11-14H2,1H3,(H,25,26)/t19-/m0/s1/i2D,3D,4D,6D,7D,8D,9D
Chemical Name or Material (S)-Duloxetine-d7 Succinamide
SMILES [2H]c1c([2H])c([2H])c2c(O[C@@H](CCN(C)C(=O)CCC(=O)O)c3cccs3)c([2H])c([2H])c([2H])c2c1[2H]
Synonym 4-[Methyl[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]amino]-4-oxobutanoic Acid
Recommended Storage +4°C
IUPAC Name 4-[[(3S)-3-(2,3,4,5,6,7,8-heptadeuterionaphthalen-1-yl)oxy-3-thiophen-2-ylpropyl]-methylamino]-4-oxobutanoic acid
Molecular Formula C22 D7 H16 N O4 S
Formula Weight 404.179
15

(S)-(-)-Dropropizine-D4, TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Molecular Weight (g/mol) 240.335
InChI Formula InChI=1S/C13H20N2O2/c16-11-13(17)10-14-6-8-15(9-7-14)12-4-2-1-3-5-12/h1-5,13,16-17H,6-11H2/t13-/m0/s1/i6D2,7D2
Chemical Name or Material (S)-(-)-Dropropizine-D4
SMILES [2H]C1([2H])CN(CC([2H])([2H])N1C[C@H](O)CO)c2ccccc2
Synonym (2S)-3-(4-Phenyl-1-piperazinyl)-1,2-propanediol-d4,(-)-Dropropizine-d4,Danka-d4,Levotuss-d4,Rapitux-d4,LVDP-d4,Levodropropizine-d4,l-Dropropizine-d4
Recommended Storage +4°C
IUPAC Name (2S)-3-(2,2,6,6-tetradeuterio-4-phenylpiperazin-1-yl)propane-1,2-diol
Molecular Formula C13 D4 H16 N2 O2
Formula Weight 240.178