Isotopically Labeled Compounds

Cayman Chemical Sphingosine d20 1

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Composes a significant portion of CNS gangliosides; concentration increases with maturation and may be related to nervous system degeneration

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Cayman Chemical StearIc AcId-d5 5mg

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An internal standard for the quantification of stearic acid by GC- or LC-MS

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Cayman Chemical C22 GlucosylceramIde-d4d181mg

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An internal standard for the quantification of C22 glucosylceramide by GC- or LC-MS

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Sigma Aldrich Fine Chemicals Biosciences Deuterium oxide 99.9 atom D, 7789-20-0, MFCD00044636

Deuterium oxide 99.9 atom D

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Medchemexpress LLC Pirenzepine-d8 dihydrochloride | 2982740-97-4 | 432.37 | 1 MG

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Pirenzepine-d8 dihydrochloride is a deuterium-labeled version of Pirenzepine dihydrochloride. It acts as a selective M1 mAChR (muscarinic acetylcholine receptor) antagonist, reducing gastric acid secretion and muscle spasms. This makes it useful in peptic ulcer research and it also shows anti-proliferative activity against cancer cells.

• Deuterium labeled compound.
• Can be used as a tracer.
• Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
• Stable heavy isotopes are incorporated for quantitation during drug development.
• Potential to affect pharmacokinetic and metabolic profiles of drugs due to deuteration.

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Medchemexpress LLC MEDCHEMEXPRESS LLC

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5000724572 OLAPARIB-D4-1 1MG

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Medchemexpress LLC 4-Methylimidazole-d6 | 1219804-79-1 | 98.3% | 88.14 | 25 MG

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4-Methylimidazole-d6 is the deuterium labeled 4-Methylimidazole.

• Can be used as a tracer.
• Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.

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Cayman Chemical RebamIpIde-d4 1mg

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An internal standard for the quantification of rebamipide by GC- or LC-MS

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Revvity Health Sciences Inc Acetylcholine Iodide, [acetyl-³H], 1mCi (37MBq)

Acetylcholine Iodide, [acetyl-³H], 1mCi (37MBq)

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Revvity Health Sciences Inc L-[³⁵S]-Methionine, 10mCi (370MBq), Specific Activity:>1000Ci (37.0TBq)/mmole, 50mM Tricine, 10mM BME

L-[³⁵S]-Methionine, 10mCi (370MBq), Specific Activity:>1000Ci (37.0TBq)/mmole, 50mM Tricine, 10mM BME

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Cambridge Isotope Laboratories 24R 25-Dihydroxyvitamin D3 (26 26 26 27 27 27-D6 98%) 100 ug/mL in ethanol CP 97% 1 mL

24R 25-Dihydroxyvitamin D3 (26 26 26 27 27 27-D6 98%) 100 ug/mL in ethanol CP 97% 1 mL

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Cambridge Isotope Laboratories Sodium octanoate (1-13C 99%) 10 x 0 1 g

Sodium octanoate (1-13C 99%) 10 x 0 1 g

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Cambridge Isotope Laboratories Adenosine H2O (3-13C 98%) 0 1 g

Adenosine H2O (3-13C 98%) 0 1 g

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Medchemexpress LLC MEDCHEMEXPRESS LLC

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5000379250 5A-CHOLESTANE-D6 1MG

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Cambridge Isotope Laboratories TRANS-HEPTACHLOR EPOXIDE UNLAB

5000167578 TRANS-HEPTACHLOR EPOXIDE UNLAB

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