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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4,066 – 4,080 of 8,944 results

4,066

Cambridge Isotope Laboratories SODIUM FORMATE (13C, 99%), 5 G, 23102-86-5

SODIUM FORMATE (13C, 99%), 5 G, 23102-86-5

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4,067

Cambridge Isotope Laboratories ETHANOL (1,2-13C2, 99%) (, 0.5 G, 70753-79-6

ETHANOL (1,2-13C2, 99%) (, 0.5 G, 70753-79-6

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4,068

Cambridge Isotope Laboratories SODIUM PYRUVATE (3-13C, 99%), 0.25 G, 124052-04-6

SODIUM PYRUVATE (3-13C, 99%), 0.25 G, 124052-04-6

Pricing & Availability

4,069

Medchemexpress LLC D-Fructose-13C-1 | 117013-19-1 | 100 MG

D-Fructose-13C-1 is the 13C labeled D-Fructose. D-Fructose (D(-)-Fructose) is a naturally occurring monosaccharide found in many plants. It is for research use only and not sold to patients.

Can be used as a tracer
Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Purity of 98.0%
Appears as a solid, white to off-white
Stable isotope

Pricing & Availability

4,070

Sigma Aldrich Fine Chemicals Biosciences Furan-d4 >=98 atom % D, >=99% (CP), contains 0.025 wt. % BHT as stabilizer | 6142-90-1 | MFCD00075149 | 5G

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4,071

Medchemexpress LLC Ketoprofen-13C,d3 | 1189508-77-7 | 1 MG

Ketoprofen-13C,d3 is the 13C- and deuterium labeled Ketoprofen. Ketoprofen is a non-steroidal antiinflammatory agent, acting as a potent inhibitor of COX, with IC50s of 2 nM and 26 nM for COX-1 and COX-2 in human blood monocytes, respectively.

Can be used as a tracer.
Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Incorporates stable heavy isotopes of hydrogen, carbon, and other elements for quantitation during drug development.
Deuteration has potential to affect pharmacokinetic and metabolic profiles of drugs.

Pricing & Availability

4,072

Medchemexpress LLC Desloratadine-d5 | 1020719-34-9 | >99.7% | 1 MG

Desloratadine-d5 is a deuterium-labeled version of Desloratadine, an orally active major metabolite of the nonsedating H1-antihistamine Loratadine. It functions as a selective H1-receptor antagonist with anti-allergic and anti-inflammatory activities.

Used as a tracer for quantitative analysis
Acts as a selective H1-receptor antagonist
Possesses anti-allergic and anti-inflammatory properties
Can serve as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Incorporates stable heavy isotopes for drug development and quantitation
Deuteration can impact pharmacokinetic and metabolic profiles of drugs