Isotopically Labeled Compounds

Medchemexpress LLC Citric acid-2,4-13C2 | 121633-50-9 | MFCD00143997 | 98.0% | 194.11 | C4(13C)2H8O7 | 10 MG

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Citric acid-2,4-13C2 is a stable-isotope labeled form of citric acid with two 13C atoms incorporated at positions 2 and 4. It is provided as a small-quantity, research-grade material for analytical and biochemical applications, and is commonly used where isotopic tracing or internal standardization is required for quantitative methods.

• Stable 13C labeling at positions 2 and 4.
• Suitable as a tracer or internal standard for NMR, GC-MS, and LC-MS.
• High chemical purity for quantitative analysis.
• Supplied in laboratory-scale vial sizes for ease of use.
• Enables metabolic tracing and isotope-dilution experiments.

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Medchemexpress LLC L-alaninol-d3 ((S)-2-amino-1-propanol-d3) | 352438-84-7 | 98.0% | 78.13 | C3H6D3NO | 10mg

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L-Alaninol-d3 is the deuterium labeled L-Alaninol[1]

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Medchemexpress LLC Cyclopropylamine-d5 | 153557-95-0 | MFCD28009728 | 98.4% | 62.13 g/mol | C3H2D5N | 25mg

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Cyclopropylamine-d5 is the deuterium labeled Cyclopropanamine[1]

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Medchemexpress LLC Pyruvic acid-13C,d4 | MFCD00002585 | 93.08 | C213CD4O3 | 10mg

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Pyruvic acid-13C d4 is the deuterium and 13C labeled Pyruvic acid[1] Pyruvic acid is an intermediate metabolite in the metabolism of carbohydrates proteins and fats[2]

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Medchemexpress LLC 1,2,4-triazole-d3 | 43088-92-2 | 99.8% | 72.08 g/mol | C2D3N3 | 50mg

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NSC 83128-d3 is the deuterium labeled NSC 83128[1]

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Medchemexpress LLC 1-naphthalen-2,3,4,5,6,7,8-d7-ol | 124251-84-9 | MFCD00142671 | 99.4% | 151.21 | 5mg

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1-Naphthol-d7 is the deuterium labeled Naphthol[1]

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Revvity Health Sciences Inc Adenosyl-L-Methionine, S-[methyl-³H]-, 5-15 Ci/mmol (185-555GBq/mmol), 250µCi (9.25MBq)

Adenosyl-L-Methionine, S-[methyl-³H]-, 5-15 Ci/mmol (185-555GBq/mmol), 250µCi (9.25MBq)

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Revvity Health Sciences Inc Î±-Bungarotoxin, [¹²⁵I]-Tyr⁵⁴-, 250µCi (9.25MBq)

α-Bungarotoxin, [¹²⁵I]-Tyr⁵⁴-, 250µCi (9.25MBq)

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Revvity Health Sciences Inc Pirenzepine, [N-Methyl-³H]-, 1mCi (37MBq)

Pirenzepine, [N-Methyl-³H]-, 1mCi (37MBq)

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Revvity Health Sciences Inc Oleic Acid, [9,10-³H(N)]-, 1mCi (37MBq)

Oleic Acid, [9,10-³H(N)]-, 1mCi (37MBq)

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Medchemexpress LLC Isoxsuprine-d6 hydrochloride | 2706004-35-3 | 99.7% | 1 MG

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Isoxsuprine-d6 hydrochloride is a deuterium-labeled version of Isoxsuprine hydrochloride, a beta-adrenergic receptor agonist and NMDA receptor antagonist. Stable heavy isotopes such as deuterium are incorporated into drug molecules primarily as tracers for quantitative analysis during drug development. Deuteration can impact the pharmacokinetic and metabolic profiles of drugs.

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

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Medchemexpress LLC Cefalonium-d4 hydra 1mg | 1MG

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Cefalonium-d4 hydra 1mg | 1MG

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Medchemexpress LLC Nortriptyline-d3 hydrochloride | 203784-52-5 | 99.7% | 5 MG

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Nortriptyline-d3 (hydrochloride) is the deuterium labeled Nortriptyline hydrochloride. Nortriptyline hydrochloride (Desmethylamitriptyline hydrochloride) is a tricyclic antidepressant and the main active metabolite of Amitriptyline, and used to relieve the symptoms of depression.

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

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Cayman Chemical N-NItrosonrnIcotIn-d4 10mg

An internal standard for the quantification of N'-nitrosonornicotine by GC-or LC-MS

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Medchemexpress LLC Haloperidol-d4-1 | 136765-35-0 | 98.0% | C21H19D4ClFNO2 | 1 MG

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Haloperidol-d4-1 is a deuterium labeled version of haloperidol, which is a potent dopamine D2 receptor antagonist. Haloperidol is widely used as an antipsychotic agent and can be used in the study of various neurological and psychiatric conditions.

• Deuterium labeled haloperidol
• Potent dopamine D2 receptor antagonist
• Useful for studying schizophrenia
• Useful for studying tics in Tourette syndrome
• Useful for studying mania in bipolar disorder
• Useful for studying delirium
• Useful for studying acute psychosis
• Useful for studying hallucinations from alcohol withdrawal
• For research use only

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