Amino Acids (AA)

Applications A Boc-protected bifunctional linking reagent.
References Jimenez-Castells, C., et al.: Bioorg. Med. Chem. Lett., 17, 5155 (2007), Carmona, S., et al.: Mol. Pharm., 6, 706 (2009), Nagahori, N., et al.: Biochem., 48, 583 (2009),

Applications 4-Methoxy-3-nitrobenzonitrile

Applications N-Methyl-N-trimethylsilylacetamide, is a powerful silylating agent for polar compounds.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Melanie MacGregor-Ramiasa et. al; Acta biomaterialia, 56, undefined (2017-2-25)

Applications Methionine-methyl-d3 is the labeled Methionine-methyl, a useful building block.

Applications 6-Methylheptanoic acid is used as a reagent to synthesize analogues of Eponemycin, an antibiotic that also exhibits anti-angiogenic activity by inhibiting proteasome function. 6-Methylheptanoic acid naturally occurs as a component of the scent chemical of the brushtail possum.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References McLean, S., et al.: J. Chem. Ecol., 38, 1318 (2012); Oikawa, T., et al.: Biochem. Biophys. Res. Comm., 181, 1070 (1991); Sin, N., et al.: Bioorg. Med. Chem., 6, 1209 (1998)

Stability Moisture Sensitive
Applications A biologically active, cell permeable, but nonphysiologic ceramide analog. It inhibits cell proliferation and induces monocytic differentiation of HL-60 cells and induces apoptosis. It stimulates protein phosphatase 2A and activates MAP Kinase2.
References Inoue, T., et al.: J. Biol. Chem., 284, 9566 (2009), Kang, J., et al.: Bioorg. Med. Chem., 17, 1498 (2009), Rath, G., et al.: Int. J. Biochem. Cell Biol., 41, 1165 (2009),

Applications 4-Methylimidazole is a monomethylated imidazole that can be used as a building block in the preparation of a wide range of biologically active compounds. 4-Methylimidazole is a product which results from the interaction of reducing sugars with ammonia. 4-Methylimidazole showed convulsant activity in animals and is listed as a possible carcinogen.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Nishie, K. et al.: Toxicol. Appl. Pharmacol., 14, 301 (1969): Cunha, S.C. et al.: J. Food Comp. Anal., 24, 609 (2011); Chan, P.C. et al.: Arch. Toxicol., 82, 55 (2008);

Stability Hygroscopic
Applications A novel labelled metabolite of Butadiene monoepoxide (BMO), a mutagen and carcinogen compound.
References Cheng, X., et al.: Drug Metab. Dispos., 21, 121 (1993), Nieusma, J., et al.: Chem. Res. Toxicol., 10, 450 (1997),

Applications D-Serine Methyl Ester Hydrochloride (cas# 5874-57-7) is a compound useful in organic synthesis.

Applications L-Tryptophan-d3 is a deuterium labelled amino acid, which is a protein building block. The unlabelled L-Tryptophan (T947210) is also available.
References Goze, C., et al.: Eur. J. Pharmacol., 643, 153 (2010), Bhandare, P., et al.: J. Chem. Pharm. Res., 2, 372 (2010),

Applications 4-Methylhexanoic Acid

Applications DL-Proline-2,5,5-d3 (CAS# 784086-28-8) is a useful isotopically labeled research compound.

Applications Isoleucine-d10 (mixture of diastereomers) (CAS# 29909-02-2) is a useful isotopically labeled research compound and can be used in gas liquid chromatography.
References VandenHeuvel, W., et.al., J. Chromatogr., 50, 405-412, (1970);

Applications This not naturally occurring amino acid was first observed after alkali treatment of different proteins. Synthetic Lysinoalanine was found to have a strong chelating ability for metals.
References Schwass, D., et al.: J. Agric. Food Chem., 32, 1377 (1984), Ahmed, M., et al.: J. Biol. Chem., 261, 8816 (1986), Wells-Knecht, K., et al.: Biochem., 34, 3702 (1995),

Applications A naturally occurring nitrostable secondary amine found in tabacco smoke condensate.
References Singer, G.M. et al.: J. Agric. Food Chem. 24, 553(1976); Bush, L. P. et al.: Can. J. Plant Sci. 50, 289(1970).

Applications H-PHE-GLY-OH (cas# 721-90-4) is a useful research chemical.

Stability Hygroscopic
Applications Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. Cysteine is commonly used as a precursor in the food and pharmaceutical industries. Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours.
References Hui, N. et al.: Meat Sci. Appl., 74 (2001); Kiviharju, K. et al.: J. Biotechnol., 117, 299 (2005); Pecivova, P. et al.: J. Sci. Food Agric., 90, 1681 (2010);

Applications 5-Methyl-5-phenylhydantoin is a reactant for synthesis of beta-amino alcohols as inhibitors of anti-tubercular target N-acetyltransferase, chlorohydantoins and specific MMP inhibitors.
References Fullam, E., et al.: Bioorg. Med. Chem. Lett., 21, 1185 (2011); Whitehead, D., et al.: Tetrahedron Lett., 50, 3 (2009); Chollet, A., et al.: Bioorg. Med. Chem., 10, 531 (2002)

Applications 3-Chloromethyl-5-methylpyridine is an intermediate in the synthesis of Rupatadine (R701650).
References Merlos, M., et al.: Pharmacol. Exp. Therap., 280, 114 (1997), Bell, I., et al.: J. Med. Chem., 41, 2146 (1998),

Applications 5-Amino-6-methylbenzimidazolone

Applications 2-(4-methylphenyl)propan-1-ol (cas# 4371-50-0) is a useful research chemical.

Applications 2-Methoxyphenol-3,4,5,6-d4 (CAS# 7329-52-4) is a useful isotopically labeled research compound.

Applications 3-Mercapto-3-methylbutyl formate is one of the major odor-active thiol in pan-roasted white sesame seeds.
References Czerny, M., et al.: J .Agric. Food Chem., 47, 695 (1999), Steinhaus, M., et al.: Eur. Food Res. Technol., 226, 45 (2007), Tamura, H., et al.: Agric. Food Chem., 2010, 58, 7368 (2010),

Applications 8-Bromo-3,9-dihydro-3-methyl-1H-purine-2,6-dione, is a substituted derivative of Xanthine (X499950), found in animal organs, yeast, potatoes, coffee beans, tea. It can also be used for the synthesis of Linagliptin (L465900), which is a novel potent and selective dipeptidyl peptidase-4 (DPP-4) inhibitor with potential use in the treatment of type 2 diabetes.
References Mueller, C. et. al: Handbook Exp. Pharmacol. 200,151(2011); Prabavathy, N. et al.: Int. J. Pharm. Bio. Sci., 2, 438 (2011); Deacon, C.F.: Diab. Obes. Metab., 13, 7 (2011); Mtthias E., et. al: J. Med. Chem., 50, 6450 (2007);

Applications (2-methylphenoxy)acetic acid (cas# 1878-49-5) is a useful research chemical.

Stability Hygroscopic
Applications 3-Methyl-2-oxovaleric acid calcium salt (cas# 66872-75-1) is a useful research chemical.

Applications 4-Hydroxy-4-methylhepta-1,6-diene is a compound useful in organic synthesis.
References Ji, X., et al.: Xiangliao Xiangjing Huazhuangpin, 4, 6 (2011)

Applications L-Threonine-2,3-d2 (CAS# 1202936-45-5) is a useful isotopically labeled research compound.

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.
References Olivella, M. et al.: Bioorg. Med. Chem., 20, 6109 (2012)

Applications 7-Methoxy-1-naphthaleneacetamide, can be used for the synthesis of the analogs of Melatonin (M215000), containing naphthalene moiety instead of indole nucleus, having high affinity for the melatonin receptor. Agomelatine Impurity 6
References Tang, J. D., et al.: Org. Prep. Proc. Int., 41, 164 (2009); Sndrieux Y. J., et al.: J. Med. Chem., 35, 1484 (1992);

Applications 2'-Deoxy-N-methyl-cytidine is a nucleotide derivative used as an analytical reagent.
References Dupret, D.: Biomed. Health. Res., 23(Human Genome Analysis), 244-255 (1998)

Stability Hygroscopic
Applications L-Saccharopine is a product of breakdown of essential amino acid Lysine (L468895). Saccharopine is also part of the α-aminoadipate pathway of fungal lysine biosynthesis.
References Higashino, K., et al.: Biochem. Biophys. Res. Commun., 20, 285 (1965); Johansson, E., et al.: Structure, 8, 1037 (2000)

Applications 3-Methylnonane-2,4-dione is a compound that possesses a butter-like and beany off flavour that is a result of flavour reversion of soya-bean oil. 3-Methylnonane-2,4-dione is also present in Japanese green tea and pressure-cooked hen meat.
References Farkaš, P., et al.: Food Chem., 60, 617 (1997); Guth, H. & Grosch, W.: Flav. Chem., No vol. given, 377 (1999); Kumazawa, K. & Masuda, H.: J. Agr. Food Chem., 47, 5169 (1999)

Applications 4-Methyldibenzothiophene, is an alkyldibenzothiophene present in crude oil. Research concerning the biodegradation of Dibenzothiophene by different types of bacteria is a currently being carried out, as these bacteria have the ability to breakdown other harmful PAH’s as well. This may be used in removing spilled oil from marine and terrestrial environments.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Boberg, F., et al.: Erdoel & Kohle, Erdgas, Petrochemie, 47, 187 (1994); Tanaka, Y., et al.: Applied Microbiology and Biotech., 59 (2), 325 (2002); Prince, R., Spill Sci. Tech. Bulletin, 8 (2), 145 (2003);

Stability Hygroscopic
Applications (S)-(+)-2-Methylbutyric Acid is a chiral starting reagent used in various synthetic preparations.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Neves, F., et al.: Beilstein. J. Org. Chem., 7, 1504 (2011); King, A.M., et al.: J. Medn. Chem., 54, 6432 (2011); Ferrarni, A., et al.: Chirality., 26, 9 (2011);

Stability Hygroscopic
Applications A metabolite of Melatonin (M215000).
References Reiter, R.J., et al.: J. Biomed. Sci., 7, 444 (2000), Chen, Z., et al.: Am. J. Physiol, 284, 1618 (2003), Barrenetxe, J., et al.: J. Physiol. Biochem., 60, 61 (2004),

Applications m-Tyramine Hydrochloride affects the firing pattern of Heobania vermiculata. Potential organ or tumor imaging agent.
References Avoli, M., et al.: Comp. Biochem. Physiol. C: Pharmacol., 59C, 173-175 (1978); Counsell, R. E., et al.: J. Med. Chem., 16, 684-687 (1973);

Applications 5'-O-Methylthymidine (cas# 14504-60-0) is a useful research chemical.

Applications Used for the synthesis of Bortezomib from L-phenylalanine via dipeptidyl boronic acid ester intermediates.
References Zhu, Y., et al.: J. Med. Chem., 52, 4192 (2009),

Impurity Fluorouracil EP Impurity D
Applications 5-Methoxyuracil (Fluorouracil EP Impurity D) is methoxylated uracil, a component of nucleid acid. 5-Methoxyuracil is used in the preparation of nucleosides.
References Vorbrueggen, H. et al.: Chem. Ber., 114, 1279 (1981); Novacek, A. et al.: Coll. Czech. Chem. Comm., 32, 1045 (1967);

Applications 2-Methoxy-1-[4-(oxiranylmethoxy)phenyl]ethanone (cas# 110458-44-1) is a compound useful in organic synthesis.

Applications N-methyl-6-(2,2,2-trifluoroethoxy)-1,3,5-triazine-2,4-diamine (cas# 101988-70-9) is a useful research chemical.

Applications Used for colorimetric determination of peptidase activity in bacteria.

Applications 1-Methoxy-4-(1E)-1-propen-1-ylbenzene is a component of essential oils extracted from natural sources. It is also a possible inhibitor of protein kinase CK2α and CK2α’.
References Liang, Zhi-yuan, et al.: Shizhen Guoyi Guoyao, 25(7), 1602-1604 (2014);Benelli, Giovanni, et al.: Indus. Crops and Prod., 124, 236-243 (2018);Baier, Andrea, et al.: Phytochem., 136, 39-45 (2017)

Applications Labelled 4-Methyl-2-oxovaleric Acid, an α-ketomonocarboxylic acid that triggers insulin release by acting upon receptor sites which differ from those occupied by amino acids. 4-Methyl-2-oxovaleric Acid is an intermediate in the metabolism of Leucine.
References Panten, U. et al.: Naun.-Schmied. Arch. Pharmacol., 291, 405 (1975); Vague, P. et al.: Diab. Metab., 1, 185 (1975); Francois, G. et al.: Lancet, 1, 858 (1984);

Applications DL-Histidine-alpha,beta,beta-d3 (CAS# 344299-50-9) is a useful isotopically labeled research compound.

Applications Indole-3-acetyl-L-phenylalanine is an indole-3-acetyl-amino acid conjugate involved in regulatory mechanisms for the control of auxin activity during physiological and pathophysiological responses.
References Ostrowski, M., et al.: J Plant Physiol, 191, 63-72 (2016)

Applications N-Methyl-N-nitroso-1-octadecylamine was found to present in various hair-care products when investigated through thermal energy analyzer.
References Morrison, J.B., et al.: Food. Chem. Toxicol., 21, 69 (1983); Rainey, W.T., et al.: Biomed. Mass. Spec., 5, 395 (1978);