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.

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5,401 – 5,415 of 8,791 results

5,401

Cambridge Isotope Laboratories n-Nonadecane (D40 98%) 0 1 g

n-Nonadecane (D40 98%) 0 1 g

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5,402

Cambridge Isotope Laboratories Simazine (unlabeled) 100 ug/mL in methanol 1 2 mL

Simazine (unlabeled) 100 ug/mL in methanol 1 2 mL

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5,403

Medchemexpress LLC Triacetonamine-d17 (2,2,6,6-tetramethyl-4-piperidone-d17) | 52168-48-6 | 99.7% | 172.34 | C9D17NO | 10 MG

Triacetonamine-d17 is the deuterium-labeled analog of triacetonamine provided for laboratory research use as an isotopic tracer or internal standard in analytical methods. It is intended for research use only and should be handled according to applicable safety procedures due to reported biological activity in animal models.

deuterium-labeled tracer for analytical quantitation (NMR, GC-MS, LC-MS).
99.7% purity by specification.
molecular weight 172.34 g/mol.
cas number 52168-48-6 for unambiguous identification.
chemical formula C9D17NO.
packaged as 10 mg quantity.
store powder at -20°C; in solvent store at -80°C for 6 months or -20°C for 1 month.

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5,404

Apexbio Technology LLC Deoxycholic acid sodium salt 302-95-4 100mg

Deoxycholic acid sodium salt (CAS 302-95-4) is a bile acid derivative that functions as an endogenous ligand for the G protein-coupled bile acid receptor TGR5 Through activation of TGR5 it modulates intracellular signaling pathways and enzymatic activities thereby influencing diverse cellular processes This compound is widely utilized in biomedical research to investigate bile acid-mediated signaling mechanisms and their involvement in physiological and pathological conditions particularly those related to metabolic regulation and gastrointestinal diseases

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5,405

Revvity Health Sciences Inc ATP, [Î³-³²P]- 6000Ci/mmol 10mCi/ml , 250 ÂµCi

ATP, [Î³-³²P]- 6000Ci/mmol 10mCi/ml , 250 ÂµCi

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5,406

Cayman Chemical Miltefosine-d4, Purity: ≥99% deuterated forms (d1-d4), 5 mg

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

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5,407

Cayman Chemical Gallic Acid-d2, Purity: ≥99% deutereated forms (d1-d2), CAS: 294660-92-7, 10 mg

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

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5,408

Medchemexpress LLC n-Nonadecane-d40 | 39756-36-0 | 100 MG

n-Nonadecane-d40 is a deuterium labeled Nonadecane intended for research use only. Deuteration, the incorporation of stable heavy isotopes of hydrogen (deuterium) into drug molecules, has the potential to influence the pharmacokinetic and metabolic profiles of drugs.

Utilized as a tracer
Functions as an internal standard for quantitative analysis
Suitable for methods such as NMR, GC-MS, or LC-MS

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5,409

Cayman Chemical Rebamipide-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1219409-06-9, 1 mg

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

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5,410

Medchemexpress LLC Desonide-13C3 | >98.0% | 419.49 | C21 13C3 H32 O6 | 1 MG

Desonide-13C3 is the 13C-labeled isotopologue of desonide provided for research use. It is intended as a tracer, internal standard, or analytical reference in studies of glucocorticoid receptor activity, inflammatory disease models, and Huntington's disease research. Supplied as a solid in small vials and accompanied by a certificate of analysis with storage recommendations.

13C-labeled isotopologue suitable for tracer and mass spectrometry internal standard use.
High isotopic purity supports accurate quantitation in analytical workflows.
Available in small-scale quantities for method development and validation.
Supplied as a solid; follow the certificate of analysis for storage and handling.
Intended for research use only; not for human or clinical use.