Isotopically Labeled Compounds

Medchemexpress LLC Vitamin D3-d3 | 80666-48-4 | C27H41D3O | 1 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Vitamin D3-d3 is the deuterium labeled Vitamin D3. Vitamin D3 (Cholecalciferol; Colecalciferol) is a naturally occurring form of vitamin D. It induces cell differentiation and prevents proliferation of cancer cells.

• Deuterium labeled vitamin D3
• Naturally occurring form of vitamin D
• Induces cell differentiation
• Prevents proliferation of cancer cells
• Can be used as a tracer
• Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Revvity Health Sciences Inc Angiotensin I (human), [¹²⁵I]Tyr⁴-, 50 µCi (1.85 MBq), Species Activity: 2200 Ci/mmol (81.4TBq/mmol)

Angiotensin I (human), [¹²⁵I]Tyr⁴-, 50 µCi (1.85 MBq), Species Activity: 2200 Ci/mmol (81.4TBq/mmol)

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC D-ribose-d2 | 478506-32-0 | 98.0% | 152.14 g·mol⁻1 | C5H8D2O5 | 1 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Deuterium-labeled D-ribose is a stable isotope reagent used as an analytical standard and tracer in metabolic and biochemical research. Supplied as a powder with defined storage instructions, it supports studies of ATP metabolism, protein glycation, and metabolic pathways while providing reliable isotopic labeling for analytical workflows.

• Deuterium-labeled sugar for isotope tracing.
• High purity: 98.0%.
• Molecular formula C5H8D2O5; molecular weight 152.14 g·mol⁻1.
• Available in multiple pack sizes, including 1 mg.
• Powder storage: -20°C (stable up to 3 years); in solvent: -80°C for 6 months, -20°C for 1 month.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

American Radiolabeled Chemicals Inc TRANS, TRANS-FPP (1-3H) 250UCL

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

pyrophosphate [1-3H] triammonium salt

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

American Radiolabeled Chemicals Inc Chlorine-36 Sodium Chloride, 50 μCi, 1.85 MBq, 0.1 mCi/ml, Aqueous Solution

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Chlorine-36 Sodium Chloride, 50 μCi, 1.85 MBq, 0.1 mCi/ml, Aqueous Solution

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

American Radiolabeled Chemicals Inc CHOLIC ACID-CARB-14C 50UC

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Cholic acid-carboxyl-14C 50uCi in ethanol, 0.1 mCi/ml, S.A. 50-60 mCi/mmol, M.W. 408.6

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Suberylglycine-d4 | 2469259-73-0 | 99.0% | 235.27 | 1 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Suberylglycine-d4 is a deuterium-labeled form of Suberylglycine, which is an acyl glycine and a minor metabolite of fatty acid. This compound is intended for research use only and is not sold to patients.

• 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.
• Potential to affect the pharmacokinetic and metabolic profiles of drugs.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Revvity Health Sciences Inc CGRP (human), [¹²⁵I]-, 50µCi

CGRP (human), [¹²⁵I]-, 50µCi

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC 17:0-17:1-17:0 TG-d5 | 958760-74-2 | 99.9% | 852.41 | 1 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

17:0-17:1-17:0 TG-d5 is a deuterium-labeled derivative of 17:0-17:1-17:0 TG, designed for research applications. This compound is primarily utilized as a tracer and internal standard in quantitative analytical techniques.

• Used as a tracer in research studies.
• Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
• Incorporates stable heavy isotopes to influence pharmacokinetic and metabolic profiles of drugs.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Rac -16 0 PI 5 P-d5 | 100UG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Rac -16 0 PI 5 P-d5 | 100UG

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC 16α-Hydroxyestrone | 566-76-7 | 99.7% | 286.37 | 1 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

16α-Hydroxyestrone (16αOHE) is a major metabolite of Estradiol. It can be used for the research of metabolic diseases. Increasing levels of active estrogen metabolites, such as 16α-Hydroxyestrone and E3, are associated with increased bone mineral density.

• Endogenous metabolite
• Steroid structure
• Appearance: solid, white to off-white
• Solubility: ≥ 250 mg/mL in DMSO

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Cambridge Isotope Laboratories 2-HYDROXYBENZOIC ACID (SALICYLIC ACID) (D6, 97%), 0.25 G, 285979-87-5

2-HYDROXYBENZOIC ACID (SALICYLIC ACID) (D6, 97%), 0.25 G, 285979-87-5

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Cambridge Isotope Laboratories D-GLUCOSE (6,6-D2, 99%), 5 G, 18991-62-3

D-GLUCOSE (6,6-D2, 99%), 5 G, 18991-62-3

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Cambridge Isotope Laboratories DL-METANEPHRINE:HCL (A,B,B-D3, 98%), 5 MG, 1085333-94-3

DL-METANEPHRINE:HCL (A,B,B-D3, 98%), 5 MG, 1085333-94-3

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC MEDCHEMEXPRESS LLC

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

5000370706 L-838417-D9 25MG

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More