1-Hexadecanoyl-d9-2-Hexadecanoyl-sn-glycero-3-Phosphoethanolamine

1-Palmitoyl-d9-2-palmitoyl-sn-glycero-3-PE serves as an internal standard for the quantification of 1,2-dipalmitoyl-sn-glycero-3-PE (1,2-DPPE) using GC- or LC-MS. 1,2-DPPE, a prevalent PE (phospholipid), contains C16:0 fatty acids at the sn-1 and sn-2 positions and is essential in the inner plasma membrane leaflet. This compound forms a condensed lipid monolayer with cholesterol through tight hydrogen bonding between 1,2-DPPE headgroups, enhancing membrane fluidity to support transport and signaling.

1-Palmitoyl-d9-2-hydroxy-sn-glycero-3-PE serves as an internal standard for quantifying 1-palmitoyl-2-hydroxy-sn-glycero-3-PE, a lysophospholipid naturally found to inhibit L. donovani promastigotes growth (GI50= 8 µM). Its levels are reduced in mice after alcohol-induced liver damage, in hepatocellular carcinoma mouse xenografts, and in humans following a rigorous three-day exercise regimen of 2.5 hours running daily and 14 hours post-regimen. This compound is also applied in measuring saturated lysophosphoethanolamines, highlighting its broad utility in biochemical research and disease model studies.

1-[3-carboxypropyl]-3,7-dimethylxanthine-d6 是 1-[3-carboxypropyl]-3,7-dimethylxanthine 的氘代化合物。

3 Hydroxy Midostaurin Epimer 1-d5 是 3 Hydroxy Midostaurin Epimer 1 的氘代化合物。3 Hydroxy Midostaurin Epimer 1 的 CAS 号为 945260-14-0。

3-Methyl-2-quinoxalinecarboxylic Acid-d4 是 3-Methyl-2-quinoxalinecarboxylic Acid 的氘代化合物。3-Methyl-2-quinoxalinecarboxylic Acid 的 CAS 号为 74003-63-7。3-Methyl-2-quinoxalinecarboxylic acid 在生命科学相关研究中具有广泛的应用。

1-1(Z)-Hexadecenyl-2-palmitoyl-d9-sn-glycero-3-PE serves as an internal standard for quantitating 1-1(Z)-hexadecenyl-2-palmitoyl-sn-glycero-3-PE, which is a plasmalogen incorporating 1(Z)-hexadecanoic acid and palmitic acid at the sn-1 and sn-2 positions respectively, in analyses performed using GC- or LC-MS.

9-(2-hydroxypropyl)adenine-d6 是 9-(2-hydroxypropyl)adenine 的氘代化合物。9-(2-hydroxypropyl)adenine 的 CAS 号为 14047-26-8。

1-Palmitoyl-d9-2-hydroxy-sn-glycero-3-PA (1-palmitoyl-d9LPA) serves as an internal standard for the quantification of 1-palmitoyl LPA using GC- or LC-MS. This compound, an analog of LPA with palmitic acid at the sn-1 position, activates reporter gene expression in PC12 cells fitted with human lysophosphatidic acid receptor 4 (LPA4) at 0.01 to 10 µM concentrations. Additionally, 1-palmitoyl LPA prompts aggregation in isolated human platelets within the 12-300 µM range, a process reversible by prostaglandin E1 (PGE1), theophylline, or EDTA. It also interacts with calcium and magnesium to boost the efficacy of ampicillin, piperacillin, and ceftazidime against P. aeruginosa strains from cystic fibrosis patients.

2-(1-(methyl-d3)-1H-imidazol-4-yl)ethan-1-amine 2HCl 是 2-(1-(methyl)-1H-imidazol-4-yl)ethan-1-amine 2HCl 的氘代化合物。2-(1-(methyl)-1H-imidazol-4-yl)ethan-1-amine 2HCl 的 CAS 号为 6481-48-7。1-Methylhistamine dihydrochloride 是组胺代谢物。

1, 14-tetradecanedioic-2, 2, 13, 13-d4 acid 是 1, 14-tetradecanedioic acid 的氘代化合物。1, 14-tetradecanedioic acid 的 CAS 号为 821-38-5。Tetradecanedioic acid 是内源性代谢物的一种，是一种长链脂肪酸类有机化合物。它能够作为有机阴离子转运多肽介导的药物-药物相互作用的候选生物标志物。

3 Hydroxy Midostaurin Epimer 2-d5 是 3 Hydroxy Midostaurin Epimer 2 的氘代化合物。3 Hydroxy Midostaurin Epimer 2 的 CAS 号为 155848-20-7。

(1'S,2'S)-Nicotine-1'-Oxide-d3 是 (1'S,2'S)-Nicotine-1'-Oxide 的氘代化合物。(1'S,2'S)-Nicotine-1'-Oxide 的 CAS 号为 51095-86-4。

3-Amino-2-Oxazolidinone-d4 是 3-Amino-2-Oxazolidinone 的氘代化合物。3-Amino-2-Oxazolidinone 的 CAS 号为 80-65-9。3-Amino-2-oxazolidinone 是一种呋喃唑烷酮的代谢物 (metabolite)，可用作检测呋喃唑烷酮残留的一个指标。

rac 1-Palmitoyl-3-Chloropropanediol-d5 是 rac 1-Palmitoyl-3-Chloropropanediol 的氘代化合物。rac 1-Palmitoyl-3-Chloropropanediol 的 CAS 号为 30557-04-1。

1,2-Dipalmitoyl-13C-sn-glycero-3-PC is intended for use as an internal standard for the quantification of 1,2-dipalmitoyl-sn-glycero-3-PC by GC- or LC-MS. 1,2-Dipalmitoyl-sn-glycero-3-PC (DPPC) is a zwitterionic glycerophospholipid commonly used in the formation of lipid monolayers, bilayers, and liposomes for use in a variety of applications.1,2,3,4 It has been used in the formation of proteoliposomes for implantation of γ-glutamyl transpeptidase into human erythrocyte membranes.3 Incorporation of glycosphingolipid antigens into DPPC-containing liposomes increases the immunogenicity of the antigens in mice.4 |1. Ege, C., and Lee, K.Y.C. Insertion of Alzheimer's Aβ40 peptide into lipid monolayers. Biophys. J. 87(3), 1732-1740 (2004).|2. Leekumjorn, S., and Sum, A.K. Molecular simulation study of structural and dynamic properties of mixed DPPC/DPPE bilayers. Biophys. J. 90(11), 3951-3965 (2006).|3. Kalra, V.K., Sikka, S.C., and Sethi, G.S. Transport of amino acids in γ-glutamyl transpeptidase-implanted human erythrocytes. J. Biol. Chem. 256(11), 5567-5571 (1981).|4. Uemura, A., Watarai, S., Iwasaki, T., et al. Induction of immune responses against glycosphingolipid antigens: Comparison of antibody responses in mice immunized with antigen associated with liposomes prepared from various phospholipids. J. Vet. Med. Sci. 67(12), 1197-1201 (2005).

1-Palmitoyl-d9-2-palmitoyl-sn-glycerol serves as an internal standard for quantifying 1,2-dipalmitoyl-sn-glycerol using GC or LC-MS techniques. This diacylglycerol, featuring palmitic acid at both the sn-1 and sn-2 positions, stimulates protein kinase C (PKC) activity by 15% at a 25 μM concentration. Additionally, 1,2-dipalmitoyl-sn-glycerol encourages rapid growth in Frankia, a genus of Gram-positive bacteria.