Isotopically Labeled Compounds
Medchemexpress LLC Formamide-d3 | 43380-64-9 | MFCD00144375 | 99.7% | 48.06 | CD3NO | 25mg
Formamide-d3 is the deuterium labeled Formamide (HY-Y0842) Formamide is an effective DNA denaturant that significantly reduces the stability of DNA in buffer solutions Formamide can also be used as a decalcifying agent for rat cardiac cells Additionally formamide is widely used as a solvent or chemical raw material for ion compounds resins and plasticizers [1][2][3][4][5][6][7]
Cambridge Isotope Laboratories 98% N-Propyl benzoate 2% TMS in a 7 sealed NMR tube/fill height 50mm 1 5mm tube
98% N-Propyl benzoate 2% TMS in a 7 sealed NMR tube/fill height 50mm 1 5mm tube
Medchemexpress LLC Thiamphenicol-d3 | 2211914-19-9 | 99.5% | 5 MG
Thiamphenicol-d3 is a deuterium labeled Thiamphenicol, a broad-spectrum antimicrobial antibiotic. It inhibits protein synthesis by binding to the 50S ribosomal subunit, resulting in a bacteriostatic effect against Gram-negative, Gram-positive aerobic, and anaerobic bacteria. This compound is intended for research use only.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotopes of hydrogen, carbon, and other elements incorporated into the drug molecule
- Potential to affect the pharmacokinetic and metabolic profiles of drugs due to deuteration
Cayman Chemical SerotonIn-d4hydrochlorIde 5mg
An internal standard for the quantification of serotonin by GC- or LC-MS
Medchemexpress LLC Lapatinib-d4 (Gw572016-d4; Gw2016-d4) | 1184263-99-7 | 99.0% | C29H22D4ClFN4O4S | 1 MG
Lapatinib-d4 is a deuterium-labeled variant of Lapatinib. It functions as a potent, orally active inhibitor of the ErbB-2 and EGFR tyrosine kinase domains, with IC50 values of 10.2 nM for purified EGFR and 9.8 nM for ErbB-2. Stable heavy isotopes, including deuterium, are incorporated into drug molecules primarily for quantitation during drug development, and deuterium substitution can influence the pharmacokinetic and metabolic profiles of drugs. This compound is intended for research use only and is not sold to patients.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Venetoclax-d8 (ABT-199-d8) | 1257051-06-1 | 99.8% | 876.49 g/mol | C45H42D8ClN7O7S | 10 MG
Venetoclax-d8 is a deuterium-labeled isotopic standard of the Bcl-2 inhibitor venetoclax, supplied as a pre-weighed reference material for research and analytical workflows including mass spectrometry, method development, and pharmacokinetic studies.
- Deuterium-labeled (d8) isotopic standard for internal standardization.
- High isotopic and chemical purity for accurate quantification.
- Pre-weighed, solid material for reproducible dosing and preparation.
- Suitable for mass spectrometry and pharmacokinetic analyses.
- Available in multiple small package sizes for analytical use.
Cambridge Isotope Laboratories POTASSIUM PALMITATE (2,2-D2, 97%), 1 G, 203805-86-1
POTASSIUM PALMITATE (2,2-D2, 97%), 1 G, 203805-86-1
Medchemexpress LLC Adipic acid-d4 | 121311-78-2 | 98.0% | 150.170 g/mol | C6H6D4O4 | 10 MG
Adipic acid-d4 is a deuterium-labeled stable isotope of adipic acid (CAS 121311-78-2) supplied as a white to off-white solid at 98.0% purity. It is intended for use as an internal standard, tracer, or analytical reference in mass spectrometry and isotopic studies, and is provided in small research pack sizes suitable for quantitative analysis. Store powder at -20°C (3 years) or 4°C (2 years); in solvent store at -80°C (6 months).
- Deuterium-labeled internal standard for mass spectrometry and isotope tracing.
- High purity (98.0%) for reliable analytical performance.
- White to off-white solid suitable for preparation of standard solutions.
- Available in small pack sizes for analytical and research use.
- Suitable for quantitative analysis, method development, and tracer studies.
- Recommended storage conditions provided to preserve stability.
Medchemexpress LLC Treprostinil-d9 | 2747918-14-3 | MFCD23144256 | 99.8% | 399.57 g/mol | C23H25D9O5 | 5 MG
Treprostinil-d9 is a deuterium-labeled analogue of treprostinil used as a stable-isotope internal standard for analytical and pharmacokinetic studies. It is intended for use in mass spectrometry, method development, and quantitative bioanalysis where accurate normalization and peak identification are required.
- Deuterium-labeled internal standard for accurate quantitation in MS assays.
- High purity (99.79%) for reliable analytical performance.
- Molecular weight approximately 399.57 g/mol for precise mass calibration.
- Available in small, research-friendly pack sizes (mg scale).
- Suitable for pharmacokinetic and bioanalytical method development.
Medchemexpress LLC 2-naphthol-d7 | 78832-54-9 | 95.0% | 151.22 | C10HD7O | 250mg
2-Naphthol-d7 is the deuterium labeled 2-Naphthol[1] 2-Naphthol is a metabolite of naphthalene catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1 CYP 1A2 CYP 2A1 CYP 2E1 and CYP 2F2)[2]
Cambridge Isotope Laboratories 4-Bromo-2 3 3 4 5-pentaCB (13C12 99%) 40 ug/mL in nonane 3 mL
4-Bromo-2 3 3 4 5-pentaCB (13C12 99%) 40 ug/mL in nonane 3 mL
Cambridge Isotope Laboratories Thymidine 5-monophosphate (15N2 98%) 10 mg
Thymidine 5-monophosphate (15N2 98%) 10 mg
Cambridge Isotope Laboratories L-ASCORBIC ACID (U-13C6, 98%), 0.05 G
L-ASCORBIC ACID (U-13C6, 98%), 0.05 G
Medchemexpress LLC Olodaterol-d3 hydrochloride | 425.92 | C21H24D3ClN2O5 | 1mg
Olodaterol-d3 hydrochloride (BI1744-d3 hydrochloride) is the deuterium labeled Olodaterol hydrochloride (HY-14301A) Olodaterol (BI1744) hydrochloride is a selective long acting 2-adrenoceptor ( 2-AR) agonist (EC50 0 1 nM and pKi 9 14 for human 2-adrenoceptor respectively) Olodaterol can be used for chronic obstructive pulmonary disease (COPD) and pulmonary fibrosis[1][2][3]
Cayman Chemical NItenpyram-d3 1mg
An internal standard for the quantification of nitenpyram by GC- or LC-MS