Ketones, Aldehydes, Acids

L-Pyroglutamic acid (Standard) is the analytical standard of L-Pyroglutamic acid (HY-76082). This product is intended for research and analytical applications. L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism. L-Pyroglutamic acid standard can be used as a biomarker for systemic lupus erythematosus (SLE).

Uric acid (Standard) is the analytical standard of Uric acid (HY-B2130). This product is intended for research and analytical applications. Uric acid is an orally active oxygen free radical scavenger that helps maintain stable blood pressure and combat oxidative stress. Uric acid can scavenge ROS, such as singlet oxygen and peroxynitrite, and inhibit lipid peroxidation. Uric acid can be used as a modeling agent in research on hyperuricemia-induced hypertension models.

Fumaric acid (Standard) is the analytical standard of Fumaric acid (HY-W015883). This product is intended for research and analytical applications. Fumaric acid is an unsaturated dicarbonic acid, an intermediate product of the citric acid cycle that provides intracellular energy in the form of ATP. Fumaric acid exerts anti-inflammatory effects by inhibiting the NF-κB signaling pathway dependent on p38 MAPK. Fumaric acid can be used in the study of pregnancy-induced hypertension.

Salicylic acid (Standard) is the analytical standard of Salicylic acid. This product is intended for research and analytical applications. Salicylic acid (2-Hydroxybenzoic acid) inhibits cyclo-oxygenase-2 (COX-2) activity independently of transcription factor (NF-κB) activation.

Phorbol 12-myristate 13-acetate (PMA; TPA; Phorbol myristate acetate) (Standard) is the analytical standard of Phorbol 12-myristate 13-acetate. This product is intended for research and analytical applications.

Eicosapentaenoic Acid (Standard) is the analytical standard of Eicosapentaenoic Acid. This product is intended for research and analytical applications. Eicosapentaenoic Acid (EPA) is an orally active Omega-3 long-chain polyunsaturated fatty acid (ω-3 LC-PUFA). Eicosapentaenoic Acid exhibits a DNA demethylating action that promotes the re-expression of the tumor suppressor gene CCAAT/enhancer-binding protein δ (C/EBPδ). Eicosapentaenoic Acid activates RAS/ERK/C/EBPβ pathway through H-Ras intron 1 CpG island demethylation in U937 leukemia cells. Eicosapentaenoic Acid can promote relaxation of vascular smooth muscle cells and vasodilation.

D-Glucuronic acid (Standard) is the analytical standard of D-Glucuronic acid. This product is intended for research and analytical applications. D-Glucuronic acid is a major component of many anti-inflammatory proteoglycans, which can promote embryonic development and inhibit cell aggregation. After being metabolized into ethyl glucuronide (HY-113093), D-Glucuronic acid activates Toll-like receptor 4 (TLR4), causing pain. D-Glucuronic acid and its derivative glucurono-lactone can serve as liver detoxifiers for human health prevention, and its derivatives also possess anti-tumor activity.

Pyridoxal phosphate (Standard) is the analytical standard of Pyridoxal phosphate. This product is intended for research and analytical applications. Pyridoxal phosphate is the active form of vitamin B6, acts as an inhibitor of reverse transcriptases, and is used for the treatment of tardive dyskinesia.

L-Dihydroorotic acid (Standard) is an analytical reference standard for L-Dihydroorotic acid. This product is used for research and analytical applications. L-Dihydroorotic acid is an important intermediate in the metabolism of orotic acid and a substrate of dihydroorotate dehydrogenase (DHODH). L-Dihydroorotic acid can reversibly hydrolyze to yield the acyclic L-ureidosuccinic acid by dihydrowhey enzyme.

Vanillylmandelic acid (Standard) is the analytical standard of Vanillylmandelic acid. This product is intended for research and analytical applications. Vanillylmandelic acid is the endproduct of epinephrine and norepinephrine metabolism. Vanillylmandelic acid can be used as an indication of the disorder in neurotransmitter metabolism as well. Vanillylmandelic acid has antioxidant activity towards DPPH radical with an IC₅₀ value of 33 μM.

3-Hydroxykynurenine (Standard) is the analytical standard of 3-Hydroxykynurenine. This product is intended for research and analytical applications. 3-Hydroxykynurenine, a metabolite of tryptophan, is a potential endogenous neurotoxin whose increased levels have been described in several neurodegenerative disorders. 3-Hydroxykynurenine induces neuronal apoptosis.

L-Thyroxine (Standard) is the analytical standard of L-Thyroxine. This product is intended for research and analytical applications. L-Thyroxine (Levothyroxine; T4) is a synthetic hormone for the research of hypothyroidism. DIO enzymes convert biologically active thyroid hormone (Triiodothyronine,T3) from L-Thyroxine (T4).

Protocatechuic acid (Standard) is the analytical standard of Protocatechuic acid. This product is intended for research and analytical applications. Protocatechuic acid is a phenolic compound which exhibits neuroprotective effect.

Malic acid (Standard) is the analytical standard of Malic acid. This product is intended for research and analytical applications. Malic acid (Hydroxybutanedioic acid) is a dicarboxylic acid that is naturally found in fruits such as apples and pears. It plays a role in many sour or tart foods.

Methylmalonic acid (Standard) is the analytical standard of Methylmalonic acid. This product is intended for research and analytical applications. Methylmalonic acid (Methylmalonate) is an indicator of Vitamin B-12 deficiency in cancer.

L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging.
L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability.

L-Homocysteine (Standard) is the analytical standard of L-Homocysteine. This product is intended for research and analytical applications. L-Homocysteine, an amino acid, is a homocysteine that has L configuration. Homocysteine is an essential intermediate in normal mammalian metabolism of methionine. L-Homocysteine induces upregulation of Cathepsin V that mediates vascular endothelial inflammation in hyperhomocysteinaemia[1][2].

DL-3-Phenyllactic acid (Standard) is the analytical standard of DL-3-Phenyllactic acid. This product is intended for research and analytical applications. DL-3-Phenyllactic acid is a broad-spectrum antimicrobial compound.

Orotic acid (Standard) is the analytical standard of Orotic acid. This product is intended for research and analytical applications. Orotic acid (6-Carboxyuracil), a precursor in biosynthesis of pyrimidine nucleotides and RNA, is released from the mitochondrial dihydroorotate dehydrogenase (DHODH) for conversion to UMP by the cytoplasmic UMP synthase enzyme. Orotic acid is a marker for measurement in routine newborn screening for urea cycle disorders. Orotic acid can induce hepatic steatosis and hepatomegaly in rats.

Acetylcysteine (Standard) is the analytical standard of Acetylcysteine. This product is intended for research and analytical applications. Acetylcysteine (N-Acetylcysteine) is a mucolytic agent which reduces the thickness of the mucus. Acetylcysteine is a ROS inhibitor. Acetylcysteine is a cysteine precursor, prevents hemin-induced ferroptosis by neutralizing toxic lipids generated by arachidonate-dependent activity of 5-lipoxygenases. Acetylcysteine induces cell apoptosis. Acetylcysteine also has anti-influenza virus activities. In addition, Acetylcysteine is the most stable form of cysteine during drug delivery and can be used in disulfidptosis studies.