Isotopically Labeled Compounds

Medchemexpress LLC Sudan III-d6 | 1014689-17-8 | 93.0% | 358.43 g/mol | C22H10D6N4O | 10 MG

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

Sudan III-d6 is a deuterium-labeled analogue of the hydrophobic bisazo dye Sudan III, supplied as a research-grade isotopic standard. It contains six deuterium atoms (d6), has formula C22H10D6N4O, and an exact molecular weight of 358.43 g/mol. Typical uses include internal standard and tracer applications in analytical chemistry and mass spectrometry.

• Deuterium-labeled (d6) isotopic standard.
• Hydrophobic bisazo dye for analytical use.
• Purity 93.0% (as provided).
• Available in small milligram packs for standards and calibration.
• Storage: powder -20°C (3 years), 4°C (2 years); in solvent -80°C (6 months), -20°C (1 month).

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

Medchemexpress LLC Deuterium labeled MCPA | 352431-14-2 | 98.0% | 203.64 | C9H6D3ClO3 | 10 MG

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

MCPA-d3 is the deuterium-labeled analog of the phenoxyacetic acid herbicide MCPA, provided as a solid for research applications. It is used as a tracer or internal standard for quantitative analysis and for studies of herbicide action and metabolism.

• Deuterium-labeled internal standard for quantitative analysis.
• Suitable for NMR, GC-MS, and LC-MS methods.
• Off-white solid provided in a 10 mg quantity.
• Purity ≥98.0% for analytical use.
• CAS number 352431-14-2 to aid substance identification.
• Recommended storage: powder at -20°C for long-term stability.

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

Medchemexpress LLC Apremilast-d5 | 1258597-47-5 | 99.3% | 10 MG

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

Apremilast-d5 is a deuterium-labeled analogue of apremilast supplied as a purified analytical standard for use as a tracer or internal standard in quantitative methods. It is provided as a 10 mg powder and is intended for research use only.

• Deuterium-labeled internal standard for quantitative NMR, GC-MS, and LC-MS.
• High purity suitable for analytical reference use.
• Supplied as a 10 mg powder with storage recommendations for long-term stability.
• Molecular weight 465.53 g/mol and formula C22H19D5N2O7S.
• Intended for research use only; not for human or veterinary use.

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

Cambridge Isotope Laboratories DEUTERIUM (D, 99.8%) (D2,99.6%+HD,0.4%), 850 L, 7782-39-0

DEUTERIUM (D, 99.8%) (D2,99.6%+HD,0.4%), 850 L, 7782-39-0

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

Cambridge Isotope Laboratories VITAMIN B2 5MG

VITAMIN B2 (RIBOFLAVIN) (13C4, 99%; 15N2, 98%) CHEM PURITY >97% 5mg

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

Medchemexpress LLC Lidocaine-d10 hydrochloride | 1189959-13-4 | MFCD08705335 | 99.6% | 280.86 g/mol | C14H13D10ClN2O | 10 MG

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

Lidocaine-d10 hydrochloride is the deuterium-labeled hydrochloride salt of lidocaine supplied for research use. It is intended as an internal standard or tracer in analytical chemistry, mass spectrometry, and pharmacokinetic studies, and for research into sodium channel modulation.

• Deuterium-labeled hydrochloride salt for use as an internal standard.
• Molecular weight 280.86 g/mol; CAS number 1189959-13-4.
• High purity (≈99.6%) suitable for analytical applications.
• Available in small pack sizes for reference standards, including 10 mg.
• Store powder at -20°C for long-term stability; in solvent store at -80°C for extended storage.

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

Medchemexpress LLC Linuron-d6 | 1219804-76-8 | 99.8% | 255.13 g/mol | C9H4D6Cl2N2O2 | 10 MG

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

Linuron-d6 is the deuterium-labeled isotopologue of the phenylurea herbicide linuron, provided as a high-purity analytical standard for use as an internal standard or tracer in quantitative NMR, GC-MS, and LC-MS analyses.

• High purity (99.8%).
• Molecular formula C9H4D6Cl2N2O2 and molecular weight 255.13 g/mol.
• Intended for use as an internal standard or tracer in analytical workflows.
• Available in small pack sizes suitable for reference standards.

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

Medchemexpress LLC Proguanil-d6 | 99.31% | 500 UG

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

Proguanil-d6 is a deuterium-labeled prophylactic antimalarial agent, derived from Proguanil.

• Functions as a tracer
• Serves as an internal standard for quantitative analysis via NMR, GC-MS, or LC-MS
• Targets Plasmodium
• Solid appearance, ranging from white to off-white
• Molecular formula: C11H10D6ClN5
• Molecular weight: 259.77

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

Medchemexpress LLC Caspofungin-d4 | 1131958-73-0 | 1097.34 | 500 UG

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

Caspofungin-d4 is a deuterium-labeled version of Caspofungin, a potent antifungal agent. It works by inhibiting the synthesis of β-(l,3)-D-glucan, a crucial component of the fungal cell wall. This compound is intended for research use only and is not for patient administration. Deuterium substitution can influence the pharmacokinetic and metabolic profiles of drugs.

• Deuterium labeled.
• Potent antifungal agent.
• Inhibits synthesis of fungal cell wall component β-(l,3)-D-glucan.
• 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

Trace Sciences International ISOTOPE LA-139, CHLORIDE FORM

Isotope La-139Chloride FormEnrichment: 99 PercentUnit: mge

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

Revvity Health Sciences Inc Thymidine, [6-³H]-,>97%, 1mCi (37MBq)

Thymidine, [6-³H]-,>97%, 1mCi (37MBq)

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

Revvity Health Sciences Inc dATP, [α-³²P]- 6000Ci/mmol 20mCi/ml EasyTide, 250 µCi

dATP, [α-³²P]- 6000Ci/mmol 20mCi/ml EasyTide, 250 µCi

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

Revvity Health Sciences Inc dCTP, [α-³²P]- 3000Ci/mmol 10mCi/ml EasyTide, 500 µCi

dCTP, [α-³²P]- 3000Ci/mmol 10mCi/ml EasyTide, 500 µCi

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

Revvity Health Sciences Inc Naloxone, [N-allyl-2,3,-³H]-

Naloxone, [N-allyl-2,3,-³H]-

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

Revvity Health Sciences Inc CGS 21680, [Carboxyethyl-³H(N)]-, 250µCi (9.25MBq)

CGS 21680, [Carboxyethyl-³H(N)]-, 250µCi (9.25MBq)

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