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Vitamin K1 also known as phylloquinone is a fat-soluble vitamin found in algae nbspcyanobacteria and plants. It is involved in the synthesis of some important proteins having applications in blood clotting and bone metabolism.Vitamin K1-4a 5 6 7 8 8a-13C6 is an isotope of vitamin K1 wherein C-4a C-5 C-6 C-7 C-8 C-8a carbons are replaced by 13C6 carbon.
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Sphingomyelin a sphingolipid consisting of a phospholipid (typically phosphocholine) attached to a ceramide moiety is a major component of cellular membranes. Sphingomyelin is enriched in the exoplasmic leaflet of the cell membrane. Within the cell membrane sphingomyelin interacts with cholesterol to form lipid rafts. The metabolism of sphingomyelin contributes to cellular signaling via the release of ceramide a second messenger that participates in multiple cellular signaling pathways. Sphingomyelin accumulates in Niemann-Pick disease due to deficiencies in sphingomyelinase activity. Increased levels of sphingomyelin is observed in hypercholesterolemia which is characterized by the accumulation of sphingomyelin in arteriosclerotic lesions resulting in ischemic heart disease.
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Endoxifen (E-isomer) is the E-isomer of endoxifen provided for research use. It is reported as an impurity in the Z-isomer and exhibits antiestrogenic activity; intended for laboratory research and not for human use.
Exhibits antiestrogenic effects.
Purity 98.02%.
Chemical formula C25H27NO2; molecular weight 373.49 g/mol.
Soluble in DMSO at 50 mg/mL; may require ultrasonic treatment.
Storage: powder at -20°C (3 years) or 4°C (2 years); in solvent at -80°C (2 years).
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An iridoid glycoside; inhibits AChE by 60.23% at 25 UG/ml; is cytotoxic to BRL 3A rat liver fibroblasts from 50-500 UG/ml; inhibits the germination of G. jasminoides and N. offinicale seeds and the growth of B. rapa roots; prevents scopolamine-induced increases in escape latency in the Morris water maze in mice at 2.5 mg/kg
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Abiraterone acetate analytical standard is the acetate ester prodrug of abiraterone, used as a reference compound in research and analytical assays targeting CYP17A1 activity. It is provided as a highly pure material suitable for identity confirmation, method development, and quantitative analysis.
intended for research and analytical applications.
validated identity with CAS 154229-18-2.
molecular formula C26H33NO2 and molecular weight 391.55.
high purity suitable for use as a reference standard.
compatible with chromatography and assay development workflows.
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