Isotopically Labeled Compounds
Medchemexpress LLC Ethyl palmitate-d31 | 1215721-57-5 | 5 MG
Ethyl palmitate-d31 is a deuterium labeled Ethyl palmitate. This fatty acid ethyl ester (FAEE) preferentially synthesizes ethyl palmitate and ethyl oleate over other FAEEs in human subjects after ethanol consumption. It is also used as a hair- and skin-conditioning agent. Storage is recommended at 4°C, sealed, away from moisture and light. Shipping is at room temperature in the continental US; may vary elsewhere for shipping.
- Purity: 98.0%
- Molecular weight: 315.67
- Formula: C18H5D31O2
- Appearance: Liquid
- Color: Colorless to light yellow
- Solubility in DMSO: 100 mg/mL (316.79 mM)
Medchemexpress LLC DL-Alanine-d3 | 53795-94-1 | 100 MG
DL-Alanine-d3 is the deuterium labeled DL-Alanine. It is a racemic compound of L- and D-alanine, used as a reducing and capping agent with silver nitrate aqueous solutions for nanoparticle production. It can also be utilized for researching transition metal chelation, such as Cu(II), Zn(II), and Cd(II). DL-alanine functions as a sweetener, classified with glycine and sodium saccharin, and plays a key role in the glucose-alanine cycle between tissues and the liver.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration may impact the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Palmitic acid-d31 | 39756-30-4 | 287.62 | 100 MG
Palmitic acid-d31 is the deuterium labeled Palmitic acid, which is a long-chain saturated fatty acid commonly found in both animals and plants. It can induce the expression of glucose-regulated protein 78 (GRP78) and CCAAT/enhancer binding protein homologous protein (CHOP) in mouse granulosa cells.
- High purity (99.56%).
- Solid, white to off-white appearance.
- Used as a tracer.
- 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.
- Induces the expression of glucose-regulated protein 78 (GRP78) and CCAAT/enhancer binding protein homologous protein (CHOP) in mouse granulosa cells.
Medchemexpress LLC L-Valine-13C5,15N | 202407-30-5 | 123.10 | 5 MG
L-Valine-13C5,15N is a 13C- and 15N-labeled L-Valine, a nonlinear semiorganic material. It causes lipid peroxidation, accumulates malondialdehyde (MDA), and inhibits cyanobacteria. It also inhibits multidrug-resistant bacteria by activating the PI3K/Akt pathway and inhibiting arginase. This compound serves as a tracer and an internal standard for quantitative analysis via NMR, GC-MS, or LC-MS, utilizing stable heavy isotopes for drug development and pharmacokinetic studies.
- 13C- and 15N-labeled L-Valine
- Inhibits cyanobacteria and multidrug-resistant bacteria
- Functions as a tracer
- Acts as an internal standard for quantitative analysis (NMR, GC-MS, LC-MS)
- Utilizes stable heavy isotopes for drug development and pharmacokinetic studies
Medchemexpress LLC Alpha-Vitamin E-d6 | 113892-08-3 | 1 MG
Alpha-Vitamin E-d6 is a deuterium-labeled form of alpha-Vitamin E, intended for research use only. Deuterium substitution can influence the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled alpha-Vitamin E
- 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 Citric acid-13C2 | 224054-26-6 | 194.11 | 5 MG
Citric acid-13C2 is the 13C-labeled Citric acid (HY-N1428). Citric acid acts as a natural preservative and food tartness enhancer. It induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. It can also cause oxidative damage of the liver by decreasing antioxidative enzyme activities. Citric acid is utilized as an acidulant, emulsifier, sequestrant, and buffering agent across various industries. It is for research use only and 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
Cambridge Isotope Laboratories L-THYROXINE (RING-13C12, 99%) CP 97%, 0.1 MG
L-THYROXINE (RING-13C12, 99%) CP 97%, 0.1 MG
Cambridge Isotope Laboratories BETA-ALANINE (13C3, 98%+; 15N, 96-99%), 0.25 G, 285978-07-6
BETA-ALANINE (13C3, 98%+; 15N, 96-99%), 0.25 G, 285978-07-6
Cambridge Isotope Laboratories D-RIBOSE (1-13C, 99%), 1 G, 70849-24-0
D-RIBOSE (1-13C, 99%), 1 G, 70849-24-0
Cambridge Isotope Laboratories L-LEUCINE (13C6, 99%; 15N, 99%), 0.1 G, 202406-52-8
L-LEUCINE (13C6, 99%; 15N, 99%), 0.1 G, 202406-52-8
Cambridge Isotope Laboratories HEXANOIC ACID (1-13C, 99%), 0.5 G, 58454-07-2
HEXANOIC ACID (1-13C, 99%), 0.5 G, 58454-07-2
Cambridge Isotope Laboratories HOMOVANILLIC ACID (PHENYL-D3, 2,2-D2, 96-98%), 0.1 G
HOMOVANILLIC ACID (PHENYL-D3, 2,2-D2, 96-98%), 0.1 G
Cambridge Isotope Laboratories L-ALANINE-N-T-BOC (3,3,3-D3, 99%), 1 G, 161602-47-7
L-ALANINE-N-T-BOC (3,3,3-D3, 99%), 1 G, 161602-47-7
Medchemexpress LLC D-fructose-6-13c | 287100-63-4 | 5 MG
D-Fructose-6-13C is the 13C labeled D-Fructose, a naturally occurring monosaccharide found in many plants. Stable heavy isotopes of carbon have been incorporated into this compound, primarily for use as a tracer during drug development processes.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS