Isotope Standards
Cayman Chemical Leukotriene E4d5
An internal standard for the quantification of LTE4 by GC- or LC-MS
Cayman Chemical LysoPAF C18 d4 GC MS Standards
An internal standard for the quantification of Lyso-PAF C-18 by GC- or LC-MS
Cayman Chemical ArachIdonIc ACDd8 methyl S 1mg
An internal standard for the quantification of arachidonic acid methyl ester by GC- or LC-MS
![eMolecules 4165-61-1 | ANILINE-D5 | AstaTech | MFCD00044420 | 98.160 | C6H7N | 95.000 | [2H]c1c([2H])c([2H])c(N)c([2H])c1[2H] | 0.25g | 721956294](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502459136.PNG-250.jpg)
eMolecules 4165-61-1 | ANILINE-D5 | AstaTech | MFCD00044420 | 98.160 | C6H7N | 95.000 | [2H]c1c([2H])c([2H])c(N)c([2H])c1[2H] | 0.25g | 721956294
ANILINE-D5 | AstaTech | 4165-61-1 | MFCD00044420 | 98.160 | C6H7N | 95.000 | [2H]c1c([2H])c([2H])c(N)c([2H])c1[2H] | 0.25g | 721956294
Medchemexpress LLC Fluphenazine-d8 dihydrochloride | 99.3% | C22H20D8Cl2F3N3OS | 5 MG
Fluphenazine-d8 (dihydrochloride) is the deuterium labeled Fluphenazine dihydrochloride. It is a phenothiazine-class D1DR and D2DR inhibitor; used to deliver Fluphenazine to biological systems in studies probing the effects and metabolic fates of this commonly used dopamine antagonist.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
eMolecules 2743-90-0 | (R,S)-Anatabine | Toronto Research Chemicals | MFCD00078278 | 160.220 | C10H12N2C1NC(CC=C1)c1cccnc1 | 10mg | 483380453
(R,S)-Anatabine | Toronto Research Chemicals | 2743-90-0 | MFCD00078278 | 160.220 | C10H12N2C1NC(CC=C1)c1cccnc1 | 10mg | 483380453
Medchemexpress LLC Omeprazole-13C,d3 | 1261395-28-1 | 98.0% | C1613CH16D3N3O3S | 5 MG
Omeprazole-13C,d3 is a 13C-labeled and deuterium labeled proton pump inhibitor (PPI). It is used for treating acid-related gastrointestinal disorders and competitively inhibits CYP2C19 activity. This compound also inhibits the growth of Gram-positive and Gram-negative bacteria and acts as a potent brain penetrant neutral sphingomyelinase (N-SMase) inhibitor.
- 13C-labeled and deuterium labeled
- Proton pump inhibitor (PPI)
- Treats acid-related gastrointestinal disorders
- Competitively inhibits CYP2C19 activity
- Inhibits Gram-positive and Gram-negative bacteria
- Potent brain penetrant neutral sphingomyelinase (N-SMase) inhibitor
- Suitable as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Sigma Aldrich Fine Chemicals Biosciences Enalaprilat dihydrate European Pharmacopoeia (EP) Reference Standard | 84680-54-6 | MFCD00941393 |
Enalaprilat dihydrate European Pharmacopoeia (EP) Reference Standard | Mol Wt: 384.42 | 84680-54-6 | MFCD00941393 |
Cayman Chemical ImIdacloprId ImpurIty 1 250mg
A potential impurity in commercial preparations of imidacloprid
Medchemexpress LLC Imidacloprid-urea | 120868-66-8 | MFCD02661472 | 99.9% | C9H10ClN3O | 10MG
Imidacloprid-urea is the urea metabolite of the insecticide imidacloprid, provided as a high-purity analytical reference standard for research, metabolite identification, and environmental fate studies. The product is offered in small quantities and is accompanied by product documentation and batch-specific analytical data.
- High purity suitable for analytical applications.
- Available in multiple small sizes including 10 mg.
- Supplied as a solid powder, off-white to light yellow.
- Datasheet and batch-specific certificate of analysis available.
- Intended for metabolite and environmental fate research.
Medchemexpress LLC Tetrabenazine-d6 | 1392826-25-3 | 98.2% | 100 MG
Tetrabenazine-d6, also known as Deutetrabenazine, is a deuterium-labeled compound. It is approved worldwide for the research of Huntington's disease and other hyperkinetic movement disorders.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Extends the half-life in vivo
- Improves oral bioavailability
- Improves metabolic characteristics
- Improves drug safety
- Preserves therapeutic properties
Medchemexpress LLC 1-(4-chlorophenyl)-1,6-dihydro-6,6-dimethyl-1,3,5-triazine-2,4-diamine, monohydrochloride | 152-53-4 | 99.9% | 50 MG
Cycloguanil hydrochloride is a dihydrofolate reductase (DHFR) inhibitor that blocks the folate metabolic pathway, affecting nucleotide synthesis and interfering with DNA replication. It inhibits DHFR in Plasmodium, making it useful in malaria research, and potently inhibits DHFR in human cancer cells, demonstrating anticancer activity by blocking the transcriptional activity of STAT3.
- Dihydrofolate reductase (DHFR) inhibitor
- Blocks the folate metabolic pathway
- Affects nucleotide synthesis and DNA replication
- Useful in malaria research
- Inhibits DHFR in human cancer cells
- Blocks transcriptional activity of STAT3
- Demonstrates anticancer activity
Sigma Aldrich Fine Chemicals Biosciences Isotopic standard for chlorine NIST(R) SRM(R) 975a | 7647-14-5 | MFCD00003477 |
Isotopic standard for chlorine NIST(R) SRM(R) 975a | Mol Wt: 58.44 | 7647-14-5 | MFCD00003477 |
Sigma Aldrich Fine Chemicals Biosciences 2,2'-Dipyridyl-d8 98 atom % D | 32190-42-4 | MFCD00190432 | 1G
2,2'-Dipyridyl-d8 98 atom % D | Mol Wt: 164.23 | 32190-42-4 | MFCD00190432 | 1G
Medchemexpress LLC Doxazosin-d8 hydrochloride | 1219803-95-8 | 99.5% | C23H18D8ClN5O5 | 1 MG
Doxazosin-d8 hydrochloride is the deuterium labeled Doxazosin hydrochloride. It can be used as a tracer and as an internal standard for quantitative 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.