Isotope Standards
eMolecules 2375858-08-3 | Medchem Express | Pyridostigmine-d6 (bromide) | 1mg | 437899561 | HY-B0207AS | MFCD28900700 | 267.156 | C9H13BrN2O2
Ambeed | 4-Cyanophenyl 4-ethylbenzoate | 5g | 682934469 | A784226 | 56131-48-7 | MFCD00429470 | 251.285 | C16H13NO2
If you are unable to find the chemical you are looking for, make sure you are logged into your fishersci.com account and click on the following link:
eMolecules Building Block Tool<|a>
Medchemexpress LLC Imidacloprid-urea | 120868-66-8 | MFCD02661472 | 99.9% | 211.65 | C9H10ClN3O | 5 MG
Imidacloprid-urea is a metabolite of the neonicotinoid insecticide imidacloprid, supplied as a solid analytical reference standard for environmental fate, metabolism, and analytical method development. It is intended for laboratory research and includes reported solubility and storage recommendations to support handling and stability.
Medchemexpress LLC Salicylic acid-d6 | 285979-87-5 | 99.8% | 5 MG
Salicylic acid-d6 is a deuterium-labeled Salicylic acid. It inhibits cyclo-oxygenase-2 (COX-2) activity independently of transcription factor (NF-κB) activation.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC SAG-d3 | 912545-86-9 | 99.9% | 1 MG
SAG-d3 is deuterium labeled SAG. SAG is a potent Smoothened (Smo) receptor agonist with an EC50 of 3 nM and a Kd of 59 nM.
- 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 Imidacloprid | 138261-41-3 | 98.5% | 1 ML
Imidacloprid is an effective neonicotinoid pesticide used for pest control in cereals, vegetables, tea, and cotton. It is intended for research use only and not for sale to patients.
- Molecular weight: 255.66
- Formula: C9H10ClN5O2
- Appearance: Solid
- Color: White to off-white
- Solution storage: -80°C for 2 years or -20°C for 1 year
- Shipping: Room temperature (continental US)
Cambridge Isotope Laboratories Bis(2-chloroethoxy)-D8-methane (D 98%) 0 1 g
Bis(2-chloroethoxy)-D8-methane (D 98%) 0 1 g
Cayman Chemical VItamIn K3-d8 50mg
An internal standard for the quantification of vitamin K3 by GC- or LC-MS
Cambridge Isotope Laboratories PYRROLE (D5, 98%), 1 G, 18430-85-8
PYRROLE (D5, 98%), 1 G, 18430-85-8
Inorganic Ventures 100µg/mL 6LITHIUM 125mL
Inorganic Ventures' 100 ppm (µg/mL) 6Lithium for ICP-MS is a 125mL certified reference material set in a nitric acid matrix for stability. This lithium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. See Certificate of Analysis for expiration.
ATTENTION: Inorganic Ventures is no longer supplying paper copies of Certificate of Analyses(CoA) and Safety Data Sheets (SDS). Please use this link to download your copies: https://www.inorganicventures.com/coa-sds-search
Medchemexpress LLC Dapsone-d8 | 557794-38-4 | 99.8% | 1 MG
Dapsone-d8 is a deuterium labeled Dapsone. Dapsone is an orally active and blood-brain penetrant sulfonamide antibiotic with antibacterial, antigenic, and anti-inflammatory activities. It exhibits effective antileprosy activity and inhibits folate synthesis in cell extracts of M. leprae. Dapsone can also be used as an anticonvulsant and in the research of skin and glioblastoma diseases.
- Deuterium labeled compound
- Orally active and blood-brain penetrant
- Sulfonamide antibiotic with antibacterial, antigenic, and anti-inflammatory activities
- Exhibits effective antileprosy activity
- Inhibits folate synthesis in M. leprae
- Can be used as an anticonvulsant
- Used in research for skin and glioblastoma diseases
- Suppresses intra- and extracellular production of superoxide and elastase release
- Shows neuroprotective effects and improves memory acquisition in memory impairment models
Medchemexpress LLC Enzalutamide-d6 (MDV3100-d6) | 1443331-94-9 | 99.9% | C21H10D6F4N4O2S | 5 MG
Enzalutamide-d6 (MDV3100-d6) is a deuterium labeled Enzalutamide (MDV3100), acting as an androgen receptor (AR) antagonist with an IC50 of 36 nM in LNCaP prostate cells.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Contains stable heavy isotopes incorporated into drug molecules for quantitation during drug development.
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Leukotriene C4-d5 | 1441421-73-3 | 97.9% | 630.80 | 25 UG
Leukotriene C4-d5 is a deuterium-labeled version of Leukotriene C4. Leukotriene C4 is a cysteinyl leukotriene, which is formed when LTC4 synthase catalyzes the conjugation of glutathione to LTA4. This product is for research use only.
- Deuterium labeled Leukotriene C4.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cayman Chemical ImIdacloprId ImpurIty 1 500mg
A potential impurity in commercial preparations of imidacloprid
Cambridge Isotope Laboratories CHOLESTENONE (2,2,4,6,6-D5, 98%), 0.1 G
CHOLESTENONE (2,2,4,6,6-D5, 98%), 0.1 G