Isotopically Labeled Compounds
Cayman Chemical Acenocoumarol-d4 500ug
An internal standard for the quantification of acenocoumarol by GC- or LC-MS
Medchemexpress LLC Pentan-3-amine-d5 | 1219802-43-3 | 92.19 g/mol | C5H8D5N | 10 MG
Pentan-3-amine-d5 is the deuterium-labeled analogue of pentan-3-amine intended for use as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, and LC-MS. Deuteration can influence pharmacokinetic and metabolic profiles, making this compound useful in drug development and analytical workflows.
- Use as a tracer for quantitation in analytical methods
- Suitable as an internal standard for NMR, GC-MS, and LC-MS
- Available in multiple sizes: 5 mg, 10 mg, 50 mg, 100 mg
- Storage: pure form -20°C (3 years) or 4°C (2 years); in solvent -80°C (6 months) or -20°C (1 month)
- Molecular formula C5H8D5N and molecular weight 92.19 g/mol
- Appearance: colorless to light yellow liquid
Medchemexpress LLC 1,2-dibromoethane-d4 | 22581-63-1 | MFCD00037499 | 99.0% | 191.89 g/mol | C2D4Br2 | 10 G
1,2-Dibromoethane-d4 is a deuterium-labeled analog of 1,2-dibromoethane used as an isotopically enriched reagent and reference standard in analytical and synthetic chemistry. It is commonly used in NMR studies and isotopic tracing applications and is provided for research use only.
- Deuterium labeled (d4) for isotopic tracing and NMR studies.
- High isotopic enrichment: 99.0% D.
- Suitable as an NMR solvent or reference standard.
- Useful as an isotopically labeled reagent in synthesis.
- Molecular formula C2D4Br2; molecular weight 191.89 g/mol.
- Supplied as 10 G quantity for laboratory use.
Medchemexpress LLC Maleic acid-d2 (Maleic-2,3-d2 acid) | 24461-33-4 | 99.3% | 118.08 g·mol⁻¹ | C4H2D2O4 | 25mg
Maleic Acid-d2 is the deuterium labeled Maleic Acid[1] Maleic Acid is a Glutamate Decarboxylase (GAD) inhibitor of E coli and L monocytogenes[2][3]
Medchemexpress LLC Glycine-13C2,15N | 211057-02-2 | 99.9% | 78.05 g/mol | 13C2H515NO2 | 5mg
Glycine-13C2 15N is the 13C- and 15N-labeled Glycine Glycine is an inhibitory neurotransmitter in the CNS and also acts as a co-agonist along with glutamate facilitating an excitatory potential at the glutaminergic N-methyl-D-aspartic acid (NMDA) receptors
Medchemexpress LLC Ceftazidime-d5 (GR20263-d5) | 93.7% | 1 MG
Ceftazidime-d5 (GR20263-d5) is a deuterium-labeled antibiotic, specifically a version of Ceftazidime. Ceftazidime exhibits broad-spectrum activity against Gram-positive and Gram-negative aerobic bacteria, including Enterobacteriaceae (even β-lactamase-positive strains), and resists hydrolysis by most β-lactamases. Deuterium-labeled compounds, such as Ceftazidime-d5, are used as tracers for quantitative analysis during drug development, impacting pharmacokinetic and metabolic profiles.
- Deuterium-labeled version of Ceftazidime
- Exhibits broad-spectrum antibiotic activity
- Effective against Gram-positive and Gram-negative aerobic bacteria
- Active against Enterobacteriaceae, including β-lactamase-positive strains
- Resistant to hydrolysis by most β-lactamases
- Useful as a tracer
- Serves as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Benzocaine-d4 | 342611-08-9 | 169.21 g/mol | C9H7D4NO2 | 5mg
Benzocaine-d4 is the deuterium labeled Benzocaine Benzocaine shares a common receptor with all othe rLAs in the voltage-gated Na channel with an IC50 of 0 8 mM tested with a potential of 30 mV
Cambridge Isotope Laboratories L-ORNITHINE:HCL (3,3,4,4,5,5-D6, 98%), 0.25 G, 347841-40-1
L-ORNITHINE:HCL (3,3,4,4,5,5-D6, 98%), 0.25 G, 347841-40-1
![Revvity Health Sciences Inc Uridine Diphosphate N-Acetyl-D-Glucosamine, [Glucosamine-6-<sup>3</sup>H(N)]-, 50µCi (1.85MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812299.jpg-250.jpg)
Revvity Health Sciences Inc Uridine Diphosphate N-Acetyl-D-Glucosamine, [Glucosamine-6-3H(N)]-, 50µCi (1.85MBq)
Uridine Diphosphate N-Acetyl-D-Glucosamine, [Glucosamine-6-3H(N)]-, 50µCi (1.85MBq)
Medchemexpress LLC Maleic acid-d2 | 24461-33-4 | MFCD00144720 | 99.3% | 118.08 | C4H2D2O4 | 5mg
Maleic Acid-d2 is the deuterium labeled Maleic Acid[1] Maleic Acid is a Glutamate Decarboxylase (GAD) inhibitor of E coli and L monocytogenes[2][3]
Medchemexpress LLC 1,6-anhydro-β-D-glucopyranose-d7 | 2483832-05-7 | 99.9% | 169.18 g/mol | C6H3D7O5 | 5 MG
Levoglucosan-d7 is the deuterium-labeled isotopologue of levoglucosan intended for research and analytical applications, commonly used as an internal standard in mass spectrometry assays.
- deuterium-labeled levoglucosan (stable isotope standard)
- intended for research and analytical applications, such as internal standard use in mass spectrometry
- cas number 2483832-05-7
- molecular formula C6H3D7O5
- molecular weight 169.18 g/mol
- purity 99.9%
- package size 5 mg
- storage: powder -20 °C (3 years), 4 °C (2 years); in solvent -80 °C (6 months), -20 °C (1 month)
Cambridge Isotope Laboratories Modified JIS PCB Alt A Extended Calibration Solution (CS3H) 0 2 mL
Modified JIS PCB Alt A Extended Calibration Solution (CS3H) 0 2 mL
Medchemexpress LLC Empagliflozin-d4 | 2749293-95-4 | C23H23D4ClO7 | 5 MG
Empagliflozin-d4 is deuterium labeled Empagliflozin. Empagliflozin is a selective sodium glucose cotransporter-2 (SGLT-2) inhibitor with an IC50 of 3.1 nM for human SGLT-2.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC N-hexacosane-d54 | 1219803-91-4 | MFCD03428117 | 99.5% | 421.04 g/mol | C26D54 | 5 MG
N-hexacosane-d54 is a deuterium-labeled analog of n-hexacosane designed for research applications as a tracer and internal standard in quantitative analyses such as NMR, GC-MS, and LC-MS. It is supplied as a solid with high isotopic and chemical purity and includes recommended storage conditions for powder and solutions.
- High isotopic purity: 99.5%
- Suitable as tracer and internal standard for NMR, GC-MS, and LC-MS
- Solid, white to off-white appearance for easy handling
- Defined storage stability for powder and in solvent to preserve integrity
- Provides known molecular weight and formula for accurate quantitation
Revvity Health Sciences Inc CTP, [α-32P]- 800Ci/mmol 10mCi/ml , 250 µCi
CTP, [α-32P]- 800Ci/mmol 10mCi/ml , 250 µCi