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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3,376 – 3,390 of 8,941 results

3,376

Cambridge Isotope Laboratories URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG

URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG

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3,377

Cambridge Isotope Laboratories ETHYL ACETOACETATE (1,2,3,4-13C4, 99%), 1 G, 84508-55-4

ETHYL ACETOACETATE (1,2,3,4-13C4, 99%), 1 G, 84508-55-4

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3,378

Cambridge Isotope Laboratories CHENODEOXYCHOLIC ACID (24-13C, 99%), 0.5 G, 52918-92-0

CHENODEOXYCHOLIC ACID (24-13C, 99%), 0.5 G, 52918-92-0

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3,379

Cambridge Isotope Laboratories GLYCINE-N-FMOC (1-13C, 99%), 1 G

GLYCINE-N-FMOC (1-13C, 99%), 1 G

Pricing & Availability

3,380

Cambridge Isotope Laboratories D-RIBOSE (U-13C5, 98%), 0.1 G, 202114-47-4

D-RIBOSE (U-13C5, 98%), 0.1 G, 202114-47-4

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3,381

Cambridge Isotope Laboratories L-ALANINE (13C3, 99%), 0.5 G, 100108-77-8

L-ALANINE (13C3, 99%), 0.5 G, 100108-77-8

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3,382

Cambridge Isotope Laboratories ACETIC ACID (1-13C, 99%), 5 G, 1563-79-7

ACETIC ACID (1-13C, 99%), 5 G, 1563-79-7

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3,383

Cambridge Isotope Laboratories ACETIC ACID (2-13C, 99%), 1 G, 1563-80-0

ACETIC ACID (2-13C, 99%), 1 G, 1563-80-0

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3,384

Cambridge Isotope Laboratories PHENOL (2,6-13C2, 99%), 0.25 G, 100790-31-6

PHENOL (2,6-13C2, 99%), 0.25 G, 100790-31-6

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3,385

Medchemexpress LLC Urethane-d5 | 73962-07-9 | 99.8% | 1 ML

Urethane-d5 is a deuterium labeled form of Urethane, also known as Ethyl carbamate. This compound is the ethyl ester of carbamic acid and is naturally occurring as a byproduct of fermentation in various food products. It demonstrates the ability to suppress bacterial, protozoal, sea urchin egg, and plant tissue growth in vitro. This product is intended for research applications only and is not sold to patients.

Deuterium labeled compound
Ethyl ester of carbamic acid
Byproduct of fermentation
Suppresses bacterial, protozoal, sea urchin egg, and plant tissue growth in vitro
Suitable for use as a tracer
Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS

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3,386

Medchemexpress LLC Dl-glutamic acid-d5 | 14341-79-8 | 99.7% | 152.16 | C5H4D5NO4 | 1 MG

Deuterium-labeled DL-glutamic acid (d5) provided as a research-grade stable-isotope standard for analytical applications such as mass spectrometry and metabolic tracing. The material is characterized by its molecular formula C5H4D5NO4, molecular weight 152.16, and high chemical purity.