Vitamins

<p>Stability Hygroscopic<br>Applications 4-Deoxypyridoxine is the deoxy analogue of Pyridoxine (P991735). 4-Deoxypyridoxine is a vitamin B6 antimetabolite; 4-Deoxypyridoxine can induce a deficient status that alters the function and ultrastructure of EC similar to vascular disease.<br>References La Pesa, M. et al.: Pathologia, 62, 907 (1970); Chang, S..: J. Nutrit. Sci. Vitaminol., 46, 149 (2000); Yamashita, J.: J. Nutrit. Sci. Vitaminol., 22, 1 (1976);<br></p>

<p>Applications Used in treatment of seborrhoeic dermatitis includes topical treatments such as corticosteroids, antifungals, metronidazole and pimecrolimus.<br>References Miyachi, Y., et al.: Br. J. Dermatol., 114, 231 (1986), Rallis, E., et al.: Drugs Exp. Clin. Res., 30, 191 (2004), Ozcan, H., et al.: Eur. J. Dermatol., 17, 313 (2007),<br></p>

<p>Applications Vitamin K2(5) is an analog of Vitamin K that acts as a reducing agent and also acts as an electron carrier in the electron transport chain of many bacteria. Intake of Vitamin K2(5) is associated with a reduced risk of coronary heart disease.<br>References Fu, Q., et al.: Biodegradation, 20, 109 (2009); Gelejinse, J., et al.: J. Nut., 134, 3100 (2004); Jiang, M., et al.: Biochemistry, 47, 3426 (2008)<br></p>

<p>Applications A novel phenolic antioxidant that showed strong antimutagenic activity against eight carcinogenic heterocyclic amines (HCA), produced during cooking processes. Its antimutagenic activity appeared to inhibit both metabolic activation of HCA and action on activated N-Hydroxy species.<br>References Hirose, M., et al.: Jpn. J. Cancer Res., 84, 481 (1993), Hirsoe, M., et al.: Carcinogenesis, 16, 2, 217 (1995), Hirsoe, M., et al.: Carcinogenesis, 16, 9, 2227 (1995), Hirsoe, M., et al.: Carcinogenesis, 16, 12, 3049 (1995)<br></p>

<p>Applications Isopyridoxal Hydrochloride is an active vitamer of the B6 complex in humans, and a metabolite standard in the determination of all seven vitamin B6-related compounds. It is also a metabolite in a pyridoxine degradation pathway by soil bacteria.<br>References Edwards, P., et. al.: Clinica Chimica Acta: Int. J. Clin. Chem., 190, (1990); Lee, Y. C., et. al.: J. Bio. Chem., 261, (1986); Argoudelis, C. J.: J. Chromatogr. A, 790, (1998)<br></p>

<p>Stability Hygroscopic<br>Applications Labelled Cholesterol (C432501). Cholesterol is the principal sterol of the higher animals. Cholesterol was found in all body tissues, especial in the brain, spinal cord, and in animal fats or oils. Cholesterol is the main constituent of gallstones.<br>References Rosin, Z., et al.: Physiol. Chem., 124, 282 (1923), Schoenheimer, et al.: J. Biol. Chem., 105, 355 (1934), Gemant, et al.: Life Sci., 1, 233 (1962), Johnson, K., et al.: 4, 457 (1964),<br></p>

<p>Applications A labelled active form of folic acid used at the cellular level for DNA reproduction, the cysteine cycle and the regulation of homocysteine among other functions. It is a coenzymated form of folic acid. It has been proposed for treatment of cardiovascular disease.<br>References Willems, F. et al.: Br. J. Pharmacol., 145, 823 (2004); Prinz-Langhebohi, R.: et al., Br. J. Pharmacol., 158, 2014 (2009); Wright, A. et al.: Brit, J. Nutrit., 103, 724 (2010)<br></p>

<p>Stability Hygroscopic<br>Applications A pteridine widely distributed in nature; naturally occurring as the L-erythro-form. Considered as a growth factor for some insects. Fluoresces with a blue color in alkaline solution.<br>References Klatt, P., et al.: J. Biol. Chem., 269, 13861 (1994); Mitnaul, L., et al.: Biochemistry, 92, 885 (1995); Thony, B., et al.: Biochem. J., 347, 1 (2000);<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications A metabolite of Vitamin D2 (V676040).<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Barnes, P., et al.: J. Clin. Invest., 83, 1527 (1989), Holick, M., et al.: J. Cell Biochem., 88(2), 296 (2003), Maunsell, Z., et al.: Clin. Chem., 51, 1683 (2005),<br></p>

<p>Applications α-Tocopherol acetate is the most bioactive of the naturally occurring forms of Vitamin E. Richest sources are green vegetables, grains, and oils, particularly palm, safflower and sunflower oils.<br>References Bianchi, G., et al.: Eur. J. Lipid Sci. Technology, 105, 229 (2003), Sakouhi, F., et al.: Food Chem., 108, 833 (2008),<br></p>

<p>Applications Vitamin K4, is a chemically synthesized Vitamin K which plays an important role in the normal blood coagulation system.<br>References jiang Y. et al.: Pharmazie. 2013 Jun;68(6):442-8.<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications A metabolite of Vitamin D, a possibly anti-inflammatory steroid.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Boyan, B., et al.: Steroids, 66, 363 (2001), Holick, M., et al.: J. Cell Biochem., 88, 296 (2003), Vogeser, M., et al.: Clin. Chem., 50, 1415 (2004), Singh, R., et al.: J. Clin. Endocrinol. Metab., 91, 3055 (2006),<br></p>

<p>Applications Vitamin K1 2,3-Epoxide is a metabolite of Vitamin K1 (V676080), which is occurs widely in green plants, algae, and photosynthetic bacteria.<br>References Smee, D.F., et al.: Antimicrob. Agents Chemother., 23, 676 (1983), Miyamoto, T., et al.: Biochem. Pharmacol., 35, 839 (1986); Hassan, M.M.A., et al.: Anal. Profiles Drug Subs., 17, 449 (1988), Breton, J., et al.: Biochemistry, 33, 12405 (1994), Dowd, P., et al.: Science, 269, 1684 (1995);<br></p>

<p>Applications 13-cis-Retinyl Acetate is a derivative of 13-Cis-Retinol (R252110), an active metabolite of vitamin A.<br>References Shantz, E., et al.: J. Biol. Chem., 183, A61 (1950), Barua, A., et al.: Biochem. J., 164, 133 (1977), Brouwer, I., et al.: Nutr. Res. Rev., 14, 267 (2001), Grillenberger, M., et al.: Br. J. Nutr., 95, 379 (2006),<br></p>

<p>Stability Light Sensitive<br>Applications γ-Tocotrienol exhibits antioxidant properties and belongs to the vitamin E family. It is naturally found in wheat germ oil and bran. In addition, α-tocopherol and γ-tocotrienol derivatives are potential lead compounds for developing anticancer and antiproliferative agents against MCF-7 and MDA-MB-231 breast cancer cells and the A549 lung cancer cells.<br>References Gagic, Z., et al.: Eur. J. Pharm. Sci. 88, 59 (2016); Guardiola, F., et al.: Food Chem. Toxicol., 34, 193 (1996); Kong, S., et al.: Food Chem., 120, 278 (2010); Aggarwal, B., et al.: Biochem. Pharmacol., 80, 1613 (2010)<br></p>

<p>Applications L-Proline is an amino acid and precursor (with vitamin C) for collagen, the building block of the structure of tendons, ligaments, arteries, veins and muscles. It is important in wound healing.<br>References Bondarenko, L.B., et al.: Int. J. Peptides., 2, 1687 (2012); Rimer, T., et al.: Biomacromolecules, 13, 2110 (2012);<br></p>

<p>Stability Light and Temperature Sensitive<br>Applications Menaquinones are isoprenoid quinones of the naphthalene series and belongs to the K2 Vitamin homologs. Menaquinones were originally discovered as the anti-hemorrhagic factor and now encompasses a variety of physiological processes. Menaquinone 7 belongs to the class of K2-Vitamins homologs. Menaquinone 7 has been identified as the most bioactive cofactor for the carboxylation reaction of Gla-proteins such as osteocalcin and matrix-Gla protein, which plays a crucial role in building and maintaining overall bone health.<br>References Hugenholtz, P., et al.: J. Bacteriol., 180, 4765 (1998), Ginet, N., et al.: Biochemistry, 40, 1812 (2001), Cape, J., et al.: J. Biol. Chem., 280, 34654 (2005),<br></p>

<p>Applications One of the naturally occurring forms of Vitamin E. Isolated from soybean oil.<br>References Emerson, et al.: Science, 83, 421 (1936), Bieri, J.G., et al.: J. Nutr., 104, 850 (1974), Jiang, Q., et al.: Am. J. Clin. Nutr., 74, 714 (2001),<br></p>

<p>Stability Light Sensitive<br>Applications D-α-Tocopherol Quinone is an vitamin E derivative that exhibits antioxidant properties. D-α-Tocopherol Quinone has been shown to partially restore the activity of NADH dehydrogenase and used to investigate the electron transport system in rat hepatocyte and human erythrocyte.<br>References Sun, I. L., et al.: Proc. Natl. Acad. Sci. USA 89, 11126 (1992); Hosomi, A., et al.: FEBS Lett. 409, 105 (1997)<br></p>

<p>Applications Menaquinones are isoprenoid quinones of the naphthalene series and belongs to the K2 Vitamin homologs. Menaquinones were originally discovered as the anti-hemorrhagic factor and now encompasses a variety of physiological processes. Menaquinone 4 has four isoprene residue in its side chain and is also commonly refered to as menatetrenone. Menaquinone-4 is the most common type of vitamin K2 and is known as a hemostatic agent and is used as adjunctive therapy for the pain of osteoporosis.<br>References Hugenholtz, P., et al.: J. Bacteriol., 180, 4765 (1998), Ginet, N., et al.: Biochemistry, 40, 1812 (2001), Cape, J., et al.: J. Biol. Chem., 280, 34654 (2005),<br></p>

<p>Applications Perhydrofarnesyl Acetone is used as a flavor and fragrance agent, it is often used in jasmine compositions.<br>References Toda, H. et al.: Dev. Food Sci., 17, 181 (1988); Maggi, F. et al.: Food Chem., 113, 216 (2009); Maggi, F. et al.: Chem. Biodiv., 8, 2057 (2011);<br></p>

<p>Stability Moisture, Temperature, Light Sensitive, Store in freezer<br>Applications Used as a treatment for severe acne. Presently being studied in conjuction with the treatment of photoaged skin.<br>References Lerche, C., et al.: Exp. Dermatol., 17, 972 (2008), Sato, T., et al.: J. Med. Chem., 51, 7705 (2008), Gan, J., et al.: Chem. Res. Toxicol., 22, 690 (2009), Macejova, D., et al.: Toxicol. Lett., 184, 114 (2009), Chen, P., et al.: Toxicol. App. Pharmacol., 234, 143 (2009),<br></p>

<p>Stability Light Sensitive<br>Applications α-Tocopherol is the most bioactive of the naturally occurring forms of Vitamin E. Richest sources are green vegetables, grains, and oils, particularly palm, safflower and sunflower oils.<br>References Bianchi, G., et al.: Eur. J. Lipid Sci. Technology, 105, 229 (2003), Sakouhi, F., et al.: Food Chem., 108, 833 (2008),<br></p>

<p>Stability Light Sensitive<br>Applications Ferroprotoporphyrin IX is a metabolite formed during biosynthesis and is used to evaluate iron nutrition and metabolism. It is also an iron containing cofactor that is involved with a wide range of cellular functions including oxygen transport.<br>References Labbe, R.F., et. al.: Clin. Chem., 45, 146 (1999); Yuan, X., et al.: Proc. Natl. Acad. Sci. USA 113, E5144 (2016);<br></p>

<p>Applications A small molecule agonist of the human Peroxisome Proliferator-Activated Recept δ (PPAR δ). It shows an EC50 of 1.1 nM against PPAR δ with 100-fold selectivity over the other human subtypes.<br>References Sznaidman, M.L., et al.: Bioorganic and Medicinal Chemistry Letters, 13, 1517 (2003)<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications A labelled metabolite of Vitamin D, a possible anti-inflammatory steroid.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Boyan, B., et al.: Steroids, 66, 363 (2001), Holick, M., et al.: J. Cell Biochem., 88, 296 (2003), Vogeser, M., et al.: Clin. Chem., 50, 1415 (2004), Singh, R., et al.: J. Clin. Endocrinol. Metab., 91, 3055 (2006),<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications Bioactive, synthetic vitamin D3 analog; exhibits antiproliferative effect on keratinocytes. Antipsoriatic.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Matsunaga, T., et al.: J. Dermatol., 17, 135 (1990), Gerritsen, M.J.P., et al.: Br. J. Dermatol., 131, 57 (1994),<br></p>

<p>Applications Lumiflavin is a toxic photolysis product of vitamin B2 (R415000).<br>References Zhao, X. et al.: Chemosphere, 63, 1116 (2006); Litke, S.V. et al.: Khim. Fiz., 10, 48 (1991); Ye, W. et al.: Guang. Yaox. Xueb., 12, 175 (1996);<br></p>

<p>Applications LG 100268 is a potent RXR agonist for evaluation in the treatment of non-insulin-dependent (type II) diabetes mellitus (NIDDM).<br>References Clyne, C., et al.: J. Biol. Chem., 277, 20591 (2002), Santen, R., et al.: J. Clin. Endocrinol. Metab., 87, 3007 (2002), Falender, A., et al.: Endocrinology, 144, 3598 (2003), Sablin, E., et al.: Mol. Cell., 11, 1575 (2003)<br></p>

<p>Stability Hygroscopic<br>Applications A nucleotide of nicotinic acid which is produced from quinolinic acid by quinolinate phosphoribosyltransferase via transfer of a phosphoribose group. It is an intermediate of nicotinic acid adenine dinucleotide (NaAD) which is then converted to NAD via amidation and in turn converted to NADPH.<br>References Petrelli, R. et al.: Curr. Med. Chem., 18, 1973 (2011); Shibata, K. et al.: J. Chrom. B Biomed. Sci. Appl., 749, 281 (2000); Evans, C. et al.: BMC Chem. Biol., 10, 2 (2010);<br></p>

<p>Stability Hygroscopic<br>Applications Saikosaponin A was shown to exhibit anti-inflammatory activities by suppressing activation of NF-kB signaling pathway.<br>References Wu, S.J., et al.: Am. J. Chin. Med., 38, 99 (2010); Wu. S.J., et al.: J. Med. Food., 11, 224 (2008); Yoon, S.S., et al.: Neurosci. Lett., 529, 97 (2012); Lu, C.N., et al.: Int. Immunopharmacol., 14, 121 (2012);<br></p>

<p>Applications Labelled Pyridoxine. One of the vitamins of the B6 complex; present in many foodstuffs (yeast, liver and cereals). Pyridoxine has a role in transporting protein Bsu1, Pyridoxine contributes to thiamine uptake; characterization of thiamine (vitamin B1) transporter Thi9 from Schizosaccharomyces pombe.<br>References Williams, R., et al.: J. Biol. Chem., 87, 581 (1930), Rodionov, D., et al.: J. Biol. Chem., 277, 48949 (2002),Nosaka, K., et al.: Mol. Microbiol., 58, 467 (2005),<br></p>

<p>Stability Liight Sensitive, Temperature Sensitive<br>Applications Occurs preformed only in animals; metabolized from carotenoids, such β-carotene, in the intestinal mucosa. Dietary sources include liver, milk, butter, cheese, eggs and fish liver oils or as carotenois from fruits and vegetables. Stored primarily in the liver in esterified form; transported in the blood by retinol binding protein (RBP). Nutritional factor.<br>References Davis, M., et al.: J. Biol. Chem., 15, 167 (1913), Crouch, R.K., et al.: Photochem. Photobiol., 64, 613 (1996),<br></p>

<p>Stability Hygroscopic<br>Applications (-)-Biotin Sulfoxide, is a metabolite of Biotin (B389040), which is a growth factor present in minute amounts in every living cell, and plays an indispensable role in numerous naturally occurring carboxylation reactions.<br>References du Vigneaud, et al.: J. Biol. Chem., 146, 475 (1942), Traub, et al.: Nature, 178, 649 (1956), Siegel, H., et al.: Experienta, 37, 789 (1981), Vesely, D.L., Science, 216, 1329 (1982), Hugues, M., et al.: Biochemistry, 31, 12 (1992),<br></p>

<p>Stability Hygroscopic, Moisture Sensitive, Temperature Sensitive<br>Applications A stable folate lyophilized compound suitable for use in the treatment of cancer and other therapies.<br>References Park, H., et al.: Science, 268, 1866 (1995), Banerjee, R., et al.: J. Biol. Chem., 282, 14916 (2007), Klar, T., et al.: J. Mol. Biol., 366, 954 (2007),<br></p>

<p>Applications Labelled Pantothenic Acid. A member of the B complex vitamins; essential vitamin for the biosynthesis of coenzyme A in mammalian cells. Occurs ubiquitously in all animal and plant tissue. The richest common source is liver, but jelly of the queen bee contains 6 times as much as liver. Rice bran and molasses are other good sources.<br>References Gardner, P., et al.: Food Chem., 68, 471 (2000), Ou, B., et al.: J. Agric. Food Chem., 50, 2772 (2002), Bahorun, T., et al.: J. Sci. Food Agric., 84, 1553 (2004),<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications 9-cis-Retinal is an isomer of all-trans-Retinal (R240000).<br>References Yan, E., et al.: Biochemistry, 43, 10867 (2004), Kukura, P., et al.: Science, 310, 1006 (2005), Ridge, K., et al.: J. Biol. Chem., 282, 9297 (2007),<br></p>

<p>Stability Light Sensitive, Temperature Sensitive, Toxic<br>Applications A labelled metabolite of Vitamin D2 (V676040).<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Barnes, P., et al.: J. Clin. Invest., 83, 1527 (1989), Holick, M., et al.: J. Cell Biochem., 88(2), 296 (2003), Maunsell, Z., et al.: Clin. Chem., 51, 1683 (2005),<br></p>

<p>Applications BGP 15 is a calcipotriene-based vitamin D3 analog that inhibits poly(ADP-ribose) polymerasesis (PARP), a class of enzymes that regulate DNA repair and apoptosis (1). BGP 15 is also a cardioprotective agent (2). Also, BPG 15 improves mitochondrial function, protects neurons from dying in vitro and in vivo, and promotes cardiac innervation in vivo.<br>References (1) Berkovich, L., et al.: Anticancer Drugs. 21, 609 (2010) (2) Szabados, E., et al. Biochem Pharmacol. 59, 937 (2000)<br></p>

<p>Applications Plumbagin induces apoptosis in cancer cells. It also inhibits NADPH oxidase 4 in a time- and dose-dependent manner.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Klotz, L., et al.: Molecules, 19 14902 (2014); Gupta, S., et al.: Cancer Metastasis Rev., 29, 405 (2010); Schramm, A., et al.: Vascul. Pharmacol., 56, 216 (2012)<br></p>

<p>Applications 2-O-a-D-Glucopyranosyl-L-ascorbic Acid is a useful cosmetic gel and skin cleanser.<br>References Aizawa, K., et al.: PCT Int. Appl. (2020), WO 2020226147 A1<br></p>

<p>Applications Hydrocortisone 17-Valerate is a derivative of Hydrocortisone (H714615) which is a glucocorticoid that is produced by the zona fasciculata of the adrenal gland.<br>References Ponec, M. et. al.: J. Pharm. Sci., 75, 973 (1986); Vigore, L., et al.: Cancer Ther., 6, 699 (2008)<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications Calcifediol is a metabolite of Vitamin D. The principal circulating form of vitamin D3, formed in the liver by hydroxylation at C-25. Calcium regulator.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Morii, et al.: Arch. Biochem. Biophys., 120, 513 (1967); Blunt, et al.: Biochemistry, 7, 3317 (1968), Liu, et al.: Science, 311, 1770 (2006);<br></p>

<p>Applications Coenzyme Q2 is a redox carrier in the mitochondrial respiratory chain in eukaryotic cells. It has been used to investigate interaction of coenzyme Q with phosphatidylethanolamine membranes.<br>References Do, T., et al.: J. Biol Chem. 276, 18161 (2001); Gomez-Fernandez, J. C., et al.: Eur. J. Biochem. 259, 739 (1999);<br></p>

<p>Stability Hygroscoipic, Light and Air Sensitive<br>Applications Dihydrofolic Acid is an intermediate in mammalian conversion of dietary folic acid to tetrahydrofolate by dihydrofolate reductase (DHFR). Folic acid (FA) and Dihydrofolic acid (FAH2) are substrates of dihydrofolate reductase(s) which reduce them to tetrahydrofolate (THF).<br>References Andres, J., et al.: Bioorg. Chem., 24, 10 (1996), Benkovic, S., et al.: Science, 301, 1196 (2003), ,,,,Williams, D; J Mol Biol 2003, 329, 389,,,Krahn, J., et al.: Biochemistry, 46, 14878 (2007),<br></p>

<p>Stability Hygroscopic<br>Applications Hydroxocobalamin is an intermediate in the synthesis of Nitritocobalamin(N490240) is a useful synthetic intermediate in the synthesis of Hydroxocobalamin Acetate (H826800); a physiological analog of vitamin B12 where the CN group is replaced with OH. Exists in aqueous solution as an equilibrium mixture of the hydroxy isomer and the ionic aqua isomer (aquacobalamin). Precursor of the coenzymes methylcobalamin and cobamamide. Coordination Compound. Vitamin (hematopoietic).<br>References Kaczka, E.A., et al.: Science, 112, 354 (1950); Friedrich, W., et al.: Vitamins, 837 (1988); Forsyth, J.C., et al.: Clin. Toxicol., 31, 277 (1993)<br></p>

<p>Applications A cell-permeable chloro-nitro-benzamido compound that acts as a potent, specific, irreversible, and high-affinity antagonist of PPARγ with a Ki of 1 nM. Displays &gt;800-fold greater selectivity for PPARγ over PPARα and PPARδ (Ki = 0.85 µM and 1.8 µM, respectively). Blocks hormone- and agonist-induced adipogenesis in 3T3-L1 cells. It suppresses interactions between PPARγ and coactivator-derived peptides, while promotes the recruitment of corepressor-derived peptides. Shown to modulate the interaction of PPARγ2 with the cofactor proteins through covalent binding to Cys313 in its ligand-binding domain.<br>References Lee, G., et al: J. Biol. Chem., 277, 19649 (2003), Schaefer, K.L., et al: Cancer Res., 65, 2251 (2005), Masuda, T., et al.: Clin. Cancer Res., 11, 4012 (2005), Raikwar, H.P., et al.: J. Neuroimmunol., 167, 99 (2005)<br></p>

<p>Applications SR 9011 is a synthetic REV-ERBα/β agonist with activity in vivo. It is a lead compound for a new class of cancer drugs associated with the body’s circadian clock.<br>References Solt, L.A., et. al.: Nature, 485, 7396 (2012); Chem. and Eng. News. p.8, Jan. 15, 2018<br></p>

<p>Applications The labelled aglucon of Daidzin.<br>References Am. J. Respir. Cell Mol. Biol., 7, 637 (1992), Biochim. Biophys. Acta 1221, 29 (1994), Huang, R.Q.; Fang, M.J.; Dillon, G.H., Mol. Brain Res. 67: 177-183 (1999)<br></p>

<p>Applications Acetyl Vitamin B12 is a derivative of Vitamin B12 (V676020). Vitamin B12 gets converted by the body into its bioactive forms, methylcobalamin and cobamamide, which serve as enzyme cofactors. Severe deficiency may result in megaloblastic anemia and/or neurological impairment.<br>References Rickes, et al.: Science, 107, 396 (1948); Kirschbaum, J., et al.: Anal. Profiles Drug Subs., 10, 183 (1981); Grasbeck, R., et al.: Clin. Biochem., 17, 99 (1984)<br></p>

<p>Stability Light Sensitive<br>Applications Retinyl Propionate is a Vitamin A ester derivative. Retinyl Propionate is a hypermitotic agent that is used in cosmetic formulations.This compound contains an unknown cis isomer.<br>References Ridge, B.D. et al.: Br. J. Dermatol., 118, 167 (1988); Oblong, J.E. et al.: Cosm. Sci. Technol., Ser., 27, 441 (2005); Weisse, S. et al.: J. Drug Del. Sci. Technol., 14, 77 (2004);<br></p>

<p>Stability Hygroscopic<br>Applications Oxythiamine HCl (cas# 136-16-3) is a useful research chemical.<br></p>

<p>Stability Moisture Sensitive<br>Applications Succinimidyl-6-(biotinamido) Hexanoate is a biotinylation reagent incorporating an aminocaproyl “spacer”. This can reduce the steric hindrance in binding avidin to some biotinylated compounds when used to biotinylate both the antibody and the carrier in the Protein Avidin-Biotin Capture System. This system avoids the direct interaction of a captured antibody with solid surfaces, such as plastics, which may reduce antigenicity. It has also been used to enhance the detection of DNA on nitrocellulose. Has also been used as a cell surface labelling reagent<br>References Hofmann, K., et al.: Biochemistry, 21, 978 (1982); Leary, J.J., et al.: P. Natl. Acad. Sci. USA, 80, 4045, (1983); Suter, M., et al.: Immunology Letters, 13, 313 (1986); Gretch, D.R., et al.: Anal. Biochem., 163, 270 (1987), Burgess, T.L., et al.: J. Biol. Chem., 269 (32), 19188 (1995), Schumacher, T.N.M., et al.: Science, 271, 1854 (1996)<br></p>

<p>Applications A Vitamin D derivative.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Koeffler, M.R., et al.: Blood, 74, 82 (1989),<br></p>

<p>Stability Hygroscopic<br>Applications Corotenoid component of the visual pigments. All-trans retinal is converted to retinoic acid in vivo by the action of retinal dehydrogenase.<br>References Ball, et al.: Biochem. J., 42, 516 (1948), O’Brien, D.F., et al.: Science, 218, 961 (1982),<br></p>

<p>Applications (+)-Biotin 4-Amidobenzoic Acid, Sodium Salt is a fluorigenic substrate for the determination of Biotinidase activity.<br></p>

<p>Applications Oleuropein is a tyrosol ester derivative of elenolic acid and phenolic glycoside found in olive oil. Oleuropein shows antioxidant, anti-ischemic and hypolipidemic activity. Oleuropein has also been used as an immunomodulator .<br>References Speroni, E. et al.: Phytother. Res., 12, S98 (1998); Andreadou, I. et al.: J. Nutrit., 136, 2213 (2006):;Giamarellos-Bourboulis, E.J. et al.: Shock, 26, 410 (2006);<br></p>

<p>Stability Hygroscopic, Temperature Sensitive<br>Applications Vitamin D4 is the active analogue of Vitamin D.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Holick, M., et al.: J. Biochemistry, 10, 2799 (1971), Haddad, J., et al.: J. Bone Miner. Res., 4, 243 (1989), Palmieri, G., et al.: J. Clin. Endocrin. Metab., 82, 3516 (1997),<br></p>

<p>Applications Magnolol is the bioactive phytochemicals found in Magnolia officinalis (1). Magnolol has been used to treat anxiety, cough, headache and allergies (2). It also inhibits tumor necrosis factor-α-*induced ICAM-1 expression in human lung epithelial cells.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References (1) Amorati, R., et al.: J Org Chem. (2015) 80:10651-9.(2) Wu, C., et. al.: Inflammation (2014) 37:1957-67<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications A metabolite of vitamin A (Retinol) (R252000).<br>References Allo, S., et al.: J. Biol. Chem., 266, 22003 (1991), Brancolini, C., et al.: J. Cell Biol., 139, 759 (1997), Bubb, M., et al.: J. Biol .Chem., 269, 14869 (1994),<br></p>

<p>Applications Pterine-6-carboxylic Acid is a degradation product of Folic acid (F680300).<br>References Akhtar, M., et al.: J. Pharm. Biomed. Anal., 19, 269 (1999), Andrisano, V., et al.: J. Pharm. Biomed. Anal., 32, 983 (2003), Patro, B., et al.: Bioorg. Med. Chem. Lett., 15, 67 (2005),<br></p>

<p>Applications An intermediate in the preparation of Adapalene derivatives.<br>References Zinner, R., et al.: Mol. Cancer Ther., 8, 521 (2009), Virtanen, M., et al.: Exper. Dermatol., 19, 674 (2010),<br></p>

<p>Stability Hygroscopic<br>Applications β-Tocopherol (Racemic Mixture) is one of the naturally occurring forms of Vitamin E. Is biologically less active than α-Tocopherol. This is the racemic mixture of all stereoisomers.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Bianchi, G., et al.: Eur. J. Lipid Sci. Technology, 105, 229 (2003), Sakouhi, F., et al.: Food Chem., 108, 833 (2008),<br></p>

<p>Stability Hygroscopic, Light Sensitive, Temperature Sensitive<br>Applications 10-Formyl-5,6,7,8-tetrahydro Folic Acid Disodium Salt is the disodium salt of F701085, which is a Folic Acid (F680300) derivative. Folic Acid is a vitamin needed to synthesize DNA, conduct DNA repair and methylate DNA, it also acts as a cofactor in biological reactions involving folate.10-Formyl-5,6,7,8-tetrahydro Folic Acid Disodium Salt is also used in the diagnosis and prevention and therapy of cerebral folate dificiency in relation to formation of folate receptor autoantibodies and treatment with reduced folate and antioxidants.<br>References Slieker, L.J., et al.: Mol. Pharmacol., 25, 294-302 (1984); Xu, L., et al.: Mol. Pharm., 7, 1311 (2010); Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010); Alshatwi, A., et al.: Food, Chem., Toxicol., 48, 1881 (2010); McKay, D., et al.: Nut. J., 9 (2010)Ramaekers, WO 2006119589, (2006)<br></p>

<p>Applications (S)-Naringenin, an active flavanone, maintains antioxidative, anti-inflammatory and antitumorigenic activities. Used in the treatment of praquat (PQ)-induced oxidative stress.<br>References Podder, B. et al.: J. Microbiol. Biotech., 24, 605 (2014); Abd El Azim, M. et al.: Org. Chem. An Ind. J., 10,410 (2014);<br></p>

<p>Stability Hygroscopic<br>Applications Eupatilin maintains anticoagulant and antiplatelet activity isolated from the Artemisia princeps Pampanini flower.<br>References Ryu, R. et al.: Prev. Nutr. Food Sci., 18, 181 (2013);<br></p>

<p>Applications A pro-drug of Dexamethasone (D298800), an anti-inflammatory glucocorticoid. It was found that liposomal DXM-P inhibited both chronic inflammation and joint destruction, whereas free DXM-P failed to prevent joint destruction.<br>References Kodelja, V., et al.: J. Immunol., 160, 1411 (1998), Metselaar, J., et al.: Arthritis Rheum., 48, 2059 (2003), Buttgereit, F., et al.: Arthritis Rheum., 50, 3408 (2004), Martinez, F., et al.: Front Biosci., 13, 453 (2008),<br></p>

<p>Applications One of the thyroid hormones involved in the maintenance of metabolic homeostasis. Synthesized and stored as amino acid residues of thyroglobulin, the major protein component of the thyroid follicular colloid. Synthesis and secretion are regulated by the pituitary hormone (TSH). Deiodinated in peripheral tissues to the active metabolite, liothyronine. The D-form has very little activity as a thyroid hormone, but has been used to treat hyperlipidemia.<br>References Post, A., et al.: Anal. Profiles Drug Subs., 5, 225 (1976), Nelson, J.C., et al.: Clin. Chem., 34, 1737 (1988), Fischer, D.A., et al.: Clin. Chem., 42, 135 (1996), Cavalieri, R.R., et al.: Thyroid, 7, 177 (1997),<br></p>

<p>Applications Labelled δ-Tocopherol. One of the naturally occurring forms of Vitamin E. Isolated from soybean oil.<br>References Emerson, et al.: Science, 83, 421 (1936), Bieri, J.G., et al.: J. Nutr., 104, 850 (1974), Jiang, Q., et al.: Am. J. Clin. Nutr., 74, 714 (2001),<br></p>

<p>Applications A vitamin needed to synthesize DNA, conduct DNA repair and methylate DNA, it also acts as a cofactor in biological reactions involving folate.<br>References Xu, L., et al.: Mol. Pharm., 7, 1311 (2010), Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010), Alshatwi, A., et al.: Food, Chem., Toxicol., 48, 1881 (2010), McKay, D., et al.: Nut. J., 9 (2010),<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications 25-Hydroxyvitamin D3 3-Sulfate is a metabolite of 24,25-Dihydroxyvitamin D3 and 25-Hydroxyvitamin D3 (C125700).<br>References Higashi, T. et al.: Steroids, 65, 281 (2000); Higashi, T. et al.: Ann. Clin. Biochem., 36, 43 (1999);<br></p>

<p>Applications Pyridoxal 5-phosphate Hydrate (cas# 853645-22-4) is a useful research chemical.<br></p>

<p>Stability Light Sensitive<br>Applications Isovitamin D3 is a metabolite of Vitamin D. Studies show that Isovitamin D3 is biologically active in normal rats but inactive in anephric rats.<br>References Holick, M.F. et al.: Science, 180, 964 (1973); Wilczek, H. et al.: Prak. Lek., 59, 794 (1979);<br></p>

<p>Applications Thyroxine is one of the thyroid hormones involved in the maintenance of metabolic homeostasis. Synthesized and stored as amino acid residues of thyroglobulin, the major protein component of the thyroid follicular colloid. Synthesis and secretion are regulated by the pituitary hormone (TSH). Deiodinated in peripheral tissues to the active metabolite, liothyronine. The D-form has very little activity as a thyroid hormone, but has been used to treat hyperlipidemia.<br>References Post, A., et al.: Anal. Profiles Drug Subs., 5, 225 (1976); Nelson, J.C., et al.: Clin. Chem., 34, 1737 (1988); Fischer, D.A., et al.: Clin. Chem., 42, 135 (1996); Cavalieri, R.R., et al.: Thyroid, 7, 177 (1997);<br></p>

<p>Stability Light Sensitive, Temperature Sensitive<br>Applications Labelled Vitamin K1 (V676080). Occurs widely in green plants, algae, photosynthetic bacteria.<br>References Hassan, M.M.A., et al.: Anal. Profiles Drug Subs., 17, 449 (1988), Breton, J., et al.: Biochemistry, 33, 12405 (1994), Dowd, P., et al.: Science, 269, 1684 (1995),<br></p>