Isotopically Labeled Compounds
Cayman Chemical CystathIonIn-d4 1mg
An internal standard for the quantification of cystathionine by GC- or LC-MS
Cambridge Isotope Laboratories INDOLE-3-ACETIC ACID (2,2-D2, 96%), 0.1 G, 24420-86-8
INDOLE-3-ACETIC ACID (2,2-D2, 96%), 0.1 G, 24420-86-8
Medchemexpress LLC 4-Oxo-2,2,6,6-tetramethylpiperidine-d16-1-15N-1-oxyl | 80404-14-4 | >98.0% | 187.32 g/mol | 15NC9D16O2 | 5 MG
Tempone-15N,d16 is an isotopically labeled nitroxide (15N and deuterium d16) derivative of Tempone provided for analytical and research use. It is used as a tracer and as an internal standard for quantitative analyses by NMR, GC-MS, and LC-MS. CAS 80404-14-4; molecular formula 15NC9D16O2; molecular weight 187.32 g/mol.
- Isotopically labeled for unambiguous tracking in mass spectrometry.
- Suitable as an internal standard for quantitative NMR, GC-MS, and LC-MS.
- High isotopic enrichment and chemical purity (>98%).
- Supplied in small, ready-to-use quantities for analytical workflows.
- Stable nitroxide radical useful for spin-label and tracer applications.
Cayman Chemical Methotrexate-d3 500ug
An internal standard for the quantification of methotrexate by GC- or LC-MS
Medchemexpress LLC L-isoleucine-d10 | 35045-71-7 | MFCD00144617 | 98.0% | 141.23 | C6H3D10NO2 | 10 MG
L-Isoleucine-d10 is the deuterium-labeled form of the essential amino acid l-isoleucine, provided as a stable-isotope reagent for analytical and labeling applications. It is a white to off-white solid with high isotopic enrichment and purity appropriate for mass spectrometry and metabolic tracing.
- Deuterium-labeled (d10) analog of l-isoleucine.
- High purity (98.0%) suitable for analytical applications.
- Soluble in water; may require ultrasonic assistance.
- White to off-white solid for convenient handling.
- Suitable as an internal standard for LC-MS/GC-MS and metabolite tracing.
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
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
Sigma Aldrich Fine Chemicals Biosciences L Citrulline 4455 d4 98 at10MG
L Citrulline 4455 d4 98 at10MG
Cayman Chemical Thromboxn B2-d4 50ug
An internal standard for the quantification of TXB2 by GC- or LC-MS
American Radiolabeled Chemicals Inc BROMOBENZ R-3H 1LC
Bromobenzene-ring-2,4,6-3H 1mCi in ethanol, 1 mCi/ml, 70-80 Ci/mmol, M.W. 157.01, Shipped in Dry Ice, Exclusive
Cambridge Isotope Laboratories ACETYL CHLORIDE (1-13C, 99%), 5 G, 1520-57-6
ACETYL CHLORIDE (1-13C, 99%), 5 G, 1520-57-6
Medchemexpress LLC Urea-13C,15N2 | 58069-83-3 | MFCD00145506 | 100.0% | 63.03 | 13CH415N2O | 10mg
Urea-13C 15N2 is the 13C and 15N labeled Urea[1] Urea is a powerful protein denaturant via both direct and indirect mechanisms[1] A potent emollient and keratolytic agent[2] Used as a diuretic agent Blood urea nitrogen (BUN) has been utilized to evaluate renal function[3] Widely used in fertilizers as a source of nitrogen and is an important raw material for the chemical industry
Cayman Chemical TelaprevIr-d4 250ug
An internal standard for the quantification of telaprevir by GC- or LC-MS