Biochemicals and Reagents

<p>Applications 3-Bromo-L-tyrosine is used in the preparation and synthesis of polyclonal antibodies that work against brominated protein related allergic responses and afflictions. Also effective in asthma control and prediction in children.<br>References Kambayashi, Y. et al.: J. Clin. Biochem., 44, 95 (2009); Wedes, S. et al.: J. Ped., 159, 248 (2011);<br></p>

<p>Applications C.I.Solvent Orange 3 (CAS# 495-54-5) is a useful research chemical compound.<br></p>

<p>Applications (+)-α-Methyl-β-alanine is a reactant for the chemoenzymatic assembly of cryptophycins as potent anticancer therapeutics.<br>References Magarvey, N.A., et al.: ACS Chem. Biol., 1, 766-779 (2006)<br></p>

<p>Applications Production of ceramide occurs upon hydrolysis of sphingomyelin by a specific isoform of phospholipase C, appropriately named sphingomyelinase.<br>References Gu, Q, et al.: Anal. Biochem., 244, 347 (1997), Perry, D.K., et al.: Trends Cardiovasc. Med., 6, 158 (1996), Clayton, R.B., et al.: J. Lipid Res., 15, 557 (1974),<br></p>

<p>Stability Moisture Sensitive<br>Applications 6-Aminoquinolyl-N-hydroxysuccinimidyl Carbamate is used as derivatization regent for detecting hydrogen cyanamide in fruit.<br>References Cohen, S., et al.: Anal. Biochem., 211, 279 (1993); Oreiro-Garcia, M., et al.: Biomed. Chromatogr., 19, 720 (2005); Pramanik, S., et al.: B. Environ. Contam. Tox., 82, 644 (2009);<br></p>

<p>Applications N-Acetyl-DL-aspartic acid (cas# 2545-40-6) is a useful research chemical.<br></p>

<p>Applications (7Z)​-7-​Hexadecenoic acid is a fatty acid that may be useful for determining the specific genus of a bacterial population present in a variety of natural environments.<br>References Kneif, C., et al.: Environ Microbiol., 5, 1155-67 (2003)<br></p>

<p>Stability Air Sensitive<br>Applications L-Homocysteine is the hydrolysis product of adenosine (A280400), a purine nucleoside. Metabolic fate of L-Homocysteine is converted back to L-Methionine( M260440) via tetrahydrofolate.<br>References Liu, X.D., et al.: Org. BIomolec. Chem., 11, 4258 (2013); Chen, C.S., et al.: Nueroendocrinol., 97, 232 (2013);<br></p>

<p>Stability Light Sensitive<br>Applications δ-Tocotrienol is a natural substance with vitamin E activity. It can work as an antioxidant. It inhibits the growth of human breast cancer cells.<br>References Sen, C., et al.: Life Sci., 78, 2088 (2006); Yoshida, Y., et al.: Chem. Phys. Lipids, 123, 63 (2005)<br></p>

<p>Applications A highly flourescent compound.<br>References Hansen, J., et al.: Anal. Biochem., 355, 29 (2006), Hassan, A., et al.: Biochem., 47, 13046 (2008),<br></p>

<p>Applications 2-Ethyl-3-methylpyrazine (CAS# 15707-23-0) is a useful research chemical compound.<br></p>

<p>Applications Benzyl Violet C.I. 42640 (cas# 1694-09-3) is a useful research chemical. Dyes and metabolites, Environmental Testing.<br></p>

<p>Stability Hygroscopic<br>Applications Food Red No. 102 is an artificial coloring food additive. Dye. Dyes and metabolites, Environmental Testing<br>References McCann, D. et al.: Lancet. 370, 1560 (2007); Kim, Y. et al.: Text. Res. J., 71, 318 (2001);<br></p>

<p>Applications 2,4'-Bipyridine is used in preparation of Iridium Heterocyclic complexes.<br>References Zhang, X., et al.: Faming Zhuanli Shenqing, (2019);<br></p>

<p>Applications L-Serine-13C3 is the isotope labelled analog of L-Serine (S270995); a compound used in the synthesis of purines and pyrimidines as antibacterial/antifungal agents, as well as acting as a proteinogenic compound.<br>References Olivella, M. et al.: Bioorg. Med. Chem., 20, 6109 (2012)<br></p>

<p>Applications A labelled metabolite of Cholesterol (C432501).<br>References Marx, J., et al.: Science, 294, 508 (2001), Plosch, T., et al.: J. Biol. Chem., 277, 33870 (2002), Lund, E., et al.: J .Biol. Chem., 278, 22980 (2003),<br></p>

<p>Applications 1-Myristoyl-sn-glycero-3-phosphocholine is a derivative of sn-Glycero-3-phosphocholine (G598700) and can be used as a biomarker in biological studies.<br>References Bowers, J., et al.: J. Chromatogr. B, 966, 154 (2014)<br></p>

<p>Applications 5-Methylfurfural-d3 is an isotopic labeled compound of 5-Methylfurfural (M305470). 5-Methylfurfural is a common chemical reagent used in a wide variety of chemical reactions and organic synthesis. Polycyclic pyridazine based derivatives are synthesized with this compound to form antimicrobial agents. Also used in the preparation of antiinflammatory diarylpentanoid analogues.<br>References Deeb, A. et al.: Eur. Chem. Bull., 3, 897 (2014); Leong, S. et al.: Molecules, 19, 16058 (2014);<br></p>

<p>Applications An endogenous antidiuretic hormone in most mammalian species. It is released into the blood from nerve terminals in the posterior pituitary and median eminence. It is a neurotransmitter in the central nervous system and also implicated in a variety of physiological processes such as regulating water balance by antidiuretic action. It is a peptidic V1a receptor agonist that produces vasoconstriction via V1aR-mediated vascular smooth muscle cell contraction and is being used to increase blood pressure in septic shock, a form of vasodilatory hypotension.<br>References Perucca, J. et al.: J. AM. Soc. Nephrol., 19, 1721 (2008); Toba, K. et al.: Prog. Brain Res., 119, 337 (1998); Berrada, K. et al.: J. Biol. Chem., 275, 27229 (2000);<br></p>

<p>Applications N6-Methyladenosine is the most common internal modification of eukaryotic mRNA. The result of this modification is specifically recognized mRNA in the cytoplasm which regulates mRNA stability.N6-Methyladenosine is made when a protein complex containin the writer enzyme METTL3 adds a methyl group to adenosine. Two different eraser enzymes ALKBH5 and FTO can remove a methyl group to turn m6A bach into adenosine.<br>References Miura, G. et al.: Nat. Chem. Biol., 11, 903 (2015); Deng, X. et al.: Nucl. Acids Res., 43, 6557 (2015); Chem. and Eng. News, p.35, Feb. 18, 2019<br></p>

<p>Stability Hygroscopic<br>Applications Atractyloside A is known to inhibit mitochondrial ADP transportation resulting in necrosis. Antimicrobial.<br>References Stewart, M. et al.: Ther. Drug. Monit., 22, 641 (2000); Federico, B. et al.: J. Nat. Prod., 75 1070 (2012);<br></p>

<p>Impurity Lovastatin EP Impurity E; Lovastatin USP Related Compound A<br>Applications 4a,5-Dihydro Lovastatin (Lovastatin EP Impurity E; Lovastatin USP Related Compound A) is an impurity in Lovastatin (L472225) bulk drug.<br>References Bone, E.A., et al.: Bioorg. Med. Chem. Lett., 2, 223 (1992), Houck, A., et al.: Talanta, 40, 491 (1993),<br></p>

<p>Applications N6-(Hydroxymethyl)adenosine is an intermediate with modified ribonucleoside formed by chemical oxidation of N6-methyladenosine (M275895) mediated by bicarbonate-activated hydrogen peroxide. N6-(Hydroxymethyl)adenosine is also reported as active mutagen.<br>References Alderson, T.: Mutat. Res-Rev. Genet., 154, 101 (1985); Wu, J., et al.: Chem. Sci., 6, 3013 (2015);<br></p>

<p>Applications L-Threonolactone is formed in the autoxidation of L-Ascorbic acid (A786990), a compound that is essential for numerous enzymatic reactions in the body and is also responsible for scavenging free radicals to prevent oxidative damage to cells.<br>References Miyake, N., et al.: Biosci. Biotech. Bioch., 61, 2069 (1997); Kvernberg, P. &amp; Pedersen, B.: Acta Chem. Scand., 48, 646 (1994); Tsukaguchi, H., et al.: Nature, 399, 70 (1999)<br></p>

<p>Applications Omega-3 fatty acid found in marine fish oils and in many phospholipids. Major structural component of excitable membranes of the retina and brain; synthesized in the liver from α-linolenic acid. Nutritional supplement.<br>References Whitcutt, J.M., et al.: Biochem. J., et al.: 67, 60 (1957), Bazan, N.G., et al.: J. Ocul. Pharmacol., 10, 591 (1994), Makrides, M., et al.: Lipids, 31, 115 (1996),<br></p>

<p>Applications Terphenyl hydrogenated (cas# 61788-32-7) is a useful research chemical.<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></p>

<p>Applications OCTYL GALLATE (cas# 1034-01-1) is a useful research chemical.<br></p>

<p>Applications Hexamoll is one of the new plasticizers being used, which shows a structure similar to the most commonly used o-phthalates. It is favoured to substitute DEHP by DINCH as plasticizer for flexible poly(vinyl chloride).<br>References Crespo, J., et al.: J. Appl. Polym. Sci.,104, 1215 (2007).<br></p>

<p>Applications Ilomastat is a metalloprotease inhibitor.<br>References Dietrich, C., et. al.: J. Immunol., 192, 5382 (2014)<br></p>

<p>Applications 2-Chloro-1,5-hexadiene is a reagent in the conversion of zirconabicycles into bicyclic enones via carbonylation.<br>References Negishi, E., et al.: J. Am. Chem. Soc., 111, 3336-46 (1989)<br></p>

<p>Applications Labelled Sudan I. A food azo-dye, a liver and urinary bladder carcinogen for rodents and a potent contact allergen and sensitizer for humans. Genotoxic and carcinogenic. Dyes and metabolites, Environmental Testing.<br>References Skog, K., et al.: Carcinogenesis, 14, 2027 (1993), Slob, W., et al.: Toxicol. Sci., 84, 167 (2005),,, Slob, W; Food and Chemical Toxicology 2006, 44, 933<br></p>

<p>Stability Hygroscopic<br>Applications 3-[N-Acetyl-L-cystein-S-yl] Acetaminophen-d5 Sodium Salt (Major) is deuterium labeled 3-(N-Acetyl-L-cystein-S-yl) Acetaminophen Disodium Salt (A172100), which is a metabolite of Acetaminophen (A161220). Acetaminophen is an analgesic and antipyretic agent used as a pain reliever to treat headache, muscle aches, and arthritis (1,2,3).Minimum isotopic incorporation d-3, no d-0 present. 64% isotopic incorporation at the 6-position, 89% at the 4-position.<br>References (1) Chen, C., et al.: J. Biol. Chem., 283, 4543 (2008) (2) Reith, D., et al.: Clin. Exper. Pharmacol. Physiol., 36, 35 (2009) (3) McGill, M. R. and Jaeschke, H. Pharm Res. 30, 2174 (2013)<br></p>

<p>Applications Disodium NADP is used in method for preparing 2,4-Diamino Butyric Acid by enzyme catalysis.<br>References Yu, T., et al.: Faming Zhuanli Shenqing, (2020);<br></p>

<p>Applications 20(S)-Ginsenoside Rh2 is a bioactive metabolite of the ginsenoside component of Panax ginseng that has been shown to exhibit antibacterial effects in vitro.<br>References Zhang, J. et al.: Eur. J. Pharm., 740, 277 (2014);<br></p>

<p>Applications N-Hydroxyl-tryptamine is used in plant growth regulator composition for improved efficacy. It is also used in compositions for use as chemical thinning agents.<br>References Williams, R., et al.: PCT Int. Appl. 57pp. (2010); Williams, R., et al.: U.S. Pat. Appl. Publ. (2012)<br></p>

<p>Applications Carbamoyl-guanidine Amidino Urea Salt, Hydrochloride salt (cas# 926-72-7) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-Ethyl-3,6-dimethylpyrazine is a flavour-active and non-volatile compound identified in thermally treated yeast extracts. It is also useful in the synthesis of new flavour additive species of pyrazines.<br>References Alim, A., et al.: J. Sci. Food Agric., 98, 3774 (2018); Lai, M., et al.: J. Therm. Anal. Calorim., 128, 1627 (2017)<br></p>

<p>Applications A thiol-reactive cross-linking reagent.<br>References Licha, K., &amp; Perlitz, C.: PCT Int. Appl. (2004), WO 2004065491 A1; Gutierrez, C. B., et al.: Analytical Chemistry (Washington, DC, US), 90, 7600 (2018)<br></p>

<p>Stability Light Sensitive, Moisture Sensitive<br>Applications A fluoresent compound used for the rapid and selective modification of sulfhydryl groups of enzymes.Fluorescence: max. Abs. 340nm; max. Em. 376nm; e x 10-3: 40<br>References Stauffer, D.A., and Karlin, A.: Biochemistry, 33, 6840 (1994), Yang, N. et al.: Neuron, 16, 113 (1996), Kuner, T. et al.: Neuron, 17, 343 (1996)<br></p>

<p>Applications Dl-leucine<br></p>