Isotopically Labeled Compounds
Cambridge Isotope Laboratories BROMOACETIC ACID (2-13C, 99%), 5 G, 64891-77-6
BROMOACETIC ACID (2-13C, 99%), 5 G, 64891-77-6
Cambridge Isotope Laboratories CYTIDINE (13C9, 98%; 15N3, 96-98%), 50 MG
CYTIDINE (13C9, 98%; 15N3, 96-98%), 50 MG
Cambridge Isotope Laboratories N-Stearoyl-D-sphingosine (C18 ceramide) (d16 16 17 17 18 18 18-D7 98%) CP 95% 1 mg
N-Stearoyl-D-sphingosine (C18 ceramide) (d16 16 17 17 18 18 18-D7 98%) CP 95% 1 mg
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Sigma Aldrich Fine Chemicals Biosciences 12 Dichloroethane d4 99 at5G
1 2-Dichloroethane-d4 is 1 2-dichloroethane with all the hydrogen atoms replaced by deuterium. Its synthesis and structure elucidation by neutron diffraction measurements has been reported.
Cambridge Isotope Laboratories Di-N-Butyl phthalate (ring-D4 98%) 0 25 g
Di-N-Butyl phthalate (ring-D4 98%) 0 25 g
Cambridge Isotope Laboratories 2-Chloronaphthalene (D7 98%) 0 1 g
2-Chloronaphthalene (D7 98%) 0 1 g
Medchemexpress LLC 1,3-propanediol-d6 | 284474-77-7 | MFCD01074057 | 99.3% | 82.13 g/mol | C3H2D6O2 | 100 MG
1,3-Propanediol-d6 is the deuterium-labeled analogue of 1,3-propanediol (CAS 284474-77-7), supplied as a colorless to light yellow liquid. It is used as a stable-isotope standard and reagent for analytical and synthetic workflows, including mass spectrometry, NMR, and isotope-tracing studies. Reported molecular formula C3H2D6O2 and molecular weight 82.13 g/mol.
- Deuterium-labeled analogue for isotope-dilution and tracer studies.
- High purity (reported 99.29%) suitable for analytical applications.
- Liquid form, colorless to light yellow, convenient for solution preparation.
- Compatible with mass spectrometry and NMR workflows.
- Available in milligram-scale quantities for laboratory use.
Medchemexpress LLC Nizatidine-d3 | 1246833-99-7 | MFCD32641299 | 98.8% | 334.48 | C12H18D3N5O2S2 | 10 MG
Nizatidine-d3 is the deuterium-labeled form of nizatidine supplied as an isotope-labeled reference standard for research applications, including mass spectrometry, pharmacokinetic, and metabolic studies. It is intended for use as a labeled internal standard to support quantitative analytical workflows.
- Deuterium-labeled internal standard for mass spectrometry assays.
- High chemical purity: 98.8%.
- CAS number 1246833-99-7 for unambiguous identification.
- Available in small-mass packaged quantities suitable for analytical use.
- Useful for ADME, PK/PD, and quantitative analytical studies.
Medchemexpress LLC Ribitol-3-13C | 488-81-3 | 99.7% | 153.14 g/mol | C4 13C1 H12 O5 | 50 MG
Ribitol-3-13C is a 13C-labeled form of ribitol (adonitol) used as an isotopic tracer and internal standard for metabolic and biochemical analyses. Supplied in analytical pack sizes, the material is accompanied by a datasheet, certificate of analysis, and safety data sheet for lab use.
- 3-13C isotopically labeled ribitol for tracer studies.
- High purity: 99.7%.
- Molecular weight ~153.14 g/mol, molecular formula C4 13C1 H12 O5.
- Suitable for mass spectrometry and NMR applications.
- Provided in small pack sizes for analytical use (e.g., 50 mg).
- Comes with datasheet, certificate of analysis, and safety data sheet.
Medchemexpress LLC Ethyl 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecadeuteriooctanoate | 1219798-38-5 | 98.5% | 187.36 g/mol | C10H5D15O2 | 100 MG
Ethyl octanoate-d15 is a deuterium-labeled analogue of ethyl octanoate used as an isotope-labeled reference standard for mass spectrometry and analytical chemistry. It serves as a stable internal standard for quantitative analyses, method development, and accuracy verification in GC-MS and LC-MS workflows.
- Deuterium-labeled internal standard for mass spectrometry and quantitative analysis.
- High isotopic enrichment and purity (98.5%).
- Molecular formula C10H5D15O2; molecular weight 187.36 g/mol.
- Liquid appearance with density 0.867 g/cm3 for convenient handling.
- Provided with datasheet, COA, and SDS for traceability and quality control.
- Suitable for method development, calibration, and accuracy verification.
Medchemexpress LLC Decanoic acid-d5 | 1219803-00-5 | 98.3% | 177.30 g/mol | C10H15D5O2 | 50 MG
Decanoic acid-d5 is the deuterium-labeled analogue of decanoic acid used as a stable isotope reagent for analytical and research applications. It is suited for tracer experiments, method development, and quantitative analyses requiring labeled internal standards.
- Deuterium-labeled analogue for tracer and mechanistic studies.
- High chemical purity (98.3%).
- Available in multiple small-scale sizes suitable for analytical workflows.
- Compatible with mass spectrometry and nuclear magnetic resonance methods.
- Useful as an internal standard for quantitative assays and metabolic studies.