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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1,591 – 1,605 of 8,795 results

1,591

Cambridge Isotope Laboratories D-Arabinose (1-13C 99%) 0 25 g

D-Arabinose (1-13C 99%) 0 25 g

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1,592

Cambridge Isotope Laboratories tert-Butanol (D9 98%) 1 g

tert-Butanol (D9 98%) 1 g

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1,593

Medchemexpress LLC Zymosterol-d5 | 1MG

Zymosterol-d5 is deuterium labeled Zymosterol

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1,594

Cambridge Isotope Laboratories ETHYLENE (1,2-13C2, 99%), 0.1 L, 51915-19-6

ETHYLENE (1,2-13C2, 99%), 0.1 L, 51915-19-6

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1,595

Sigma Aldrich Fine Chemicals Biosciences 1,4-Phenylenediamine-2,3,5,6-d4 98 atom % D | MFCD00190416 | 1G

1,4-Phenylenediamine-2,3,5,6-d4 98 atom % D | Mol Wt: 112.17 | MFCD00190416 | 1G

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1,596

Medchemexpress LLC Morpholine-d4 hydrochloride | 1115228-35-7 | 127.61 | 100 MG

Morpholine-d4 hydrochloride is the deuterium labeled Morpholine hydrochloride. This compound can be used as a tracer or as an internal standard for quantitative analysis. It is suitable for analysis by NMR, GC-MS, or LC-MS.

Can be used as a tracer
Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS

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1,597

Revvity Health Sciences Inc Calcitonin [Tyr22] (salmon), [¹²⁵I] 10 ÂµCi

Calcitonin [Tyr22] (salmon), [¹²⁵I] 10 ÂµCi

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1,598

Revvity Health Sciences Inc Adenosyl-L-methionine, S-[methyl-³H] (SAM[³H]), 250 ÂµCi

Adenosyl-L-methionine, S-[methyl-³H] (SAM[³H]), 250 ÂµCi

Pricing & Availability

1,599

Revvity Health Sciences Inc Choline Chloride, [Methyl-³H]-, 250ÂµCi (9.25MBq)

Choline Chloride, [Methyl-³H]-, 250ÂµCi (9.25MBq)

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1,600

Medchemexpress LLC Spermine-d20 | 71-44-3 | 98.5% | 222.46 | C10H6D20N4 | 5 MG

Spermine-d20 is a deuterium-labeled stable isotope of the endogenous polyamine spermine, supplied as a solid powder for analytical and biochemical research applications, including use as an internal standard for mass spectrometry and tracer studies.

Deuterium-labeled analog for accurate mass spectrometry standards.
High chemical purity: 98.5%.
Molecular weight 222.46 and formula C10H6D20N4 for exact-mass calculations.
White to off-white solid form, convenient for handling and storage.
Storage recommendations: powder at -20°C (stable for 3 years); in solvent at -80°C for 6 months or -20°C for 1 month.