Carboxylic Acids

<p>DL-o-Tyrosine: metabolite of Phenylalanine, precursor to catecholamines, marker of protein damage in β-thalassemia.</p>

<p>3-(3-Methoxyphenyl)propionic acid (3-Methoxyhydrocinnamic acid) is a naturally occurring human metabolite, It is an organic acid and excreted in human urine.</p>

3-Ethoxy-3-oxopropanoic acid (Monoethyl malonic acid) belongs to the class of organic compounds known as dicarboxylic acids and derivatives.

2-Ketoglutaric acid Sodium (AKG) is a key molecule in the TCA cycle.

<p>O-Acetylserine (OASS), a cysteine precursor in bacteria/plants, enters humans via gut microbes or diet.</p>

<p>(S)-2-acetamido-4-amino-4-oxobutanoic acid (Nα-Acetyl-L-asparagine), also known as acasn, is an endogenous metabolite.</p>

<p>Rosmarinate acid(Rosemary acid) inhibits MAO-A, MAO-B and COMT enzymes with IC50s of 50.1, 184.6 and 26.7 μM, respectively</p>

<p>L-Norleucine ((S)-Norleucine) is an isomer of leucine, specifically affects protein synthesis in skeletal muscle, and has antivirus activity.</p>

<p>Diaminopimelic acid or DAPA is a lysine-like amino acid derivative that is a key component of the bacterial cell wall.</p>

<p>DL-Selenomethionine (SeMet) is a selenium analog of methionine, substituting sulfur with selenium, and can replace methionine in proteins.</p>

<p>β-N-methylamino-L-alanine hydrochloride (L-BMAA hydrochloride) is a neurotoxin produced by cyanobacteria, could cause ALS and other neurodegenerative diseases.</p>

<p>DL-O-Phosphoserine (DL-SOP), a normal metabolite in human biofluid, is an ester of serine and phosphoric acid.</p>

<p>Applications DL-p-Hydroxyphenyllactic Acid is used as a reagent in the synthesis of 2-O-(4-coumaroyl)-3-(4-hydroxyphenyl)lactic acid, an important intermediate of rosmarinic acid biosynthesis.<br>References Matsuno, M., et al.: Chem. Pharm. Bull., 49, 1644 (2001)<br></p>

<p>Applications Pentafluorobenzoic acid (cas# 602-94-8) is a useful research chemical.<br></p>

<p>Applications 4-ETHYL-3-NITROBENZOIC ACID (cas# 103440-95-5) is a useful research chemical.<br></p>

<p>Stability Air Sensitive<br>Applications Thioglycolic Acid is an organic compound containing both a thiol and a carboxylic acid. Thioglycolic Acid is a precursor to ammonium thioglycolate, a chemical used for permanents. Thioglycolic Acid is used in organic synthesis as a nucleophile in thioglycolysis reactions and is used as a S transfer agent for sulfonyl chloride synthesis.<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 Kim, T.R. et al.: Bull. Kor. Chem. Soc., 3, 162 (1982); Badr, M.Z.A. et al.: Bull. Chem. Soc. Jap., 56, 326 (1983); Langler, R.F. et al.: Can. J. Chem., 57, 3193 (1979);<br></p>

<p>Applications Acetic propionic anhydride<br></p>

<p>Applications Tert-butyl Acetate is a common solvent used in the production of various industrial cleansers, thinners and adhesives and is also known as a VOC.Environmental contaminants; Food contaminants<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 Mackay, D., et al.: SAR. QSAR. Enviro. Res., 23, 205 (2012); Yang, Y.S., et al.: Toxicol. Res., 26, 293 (2010);<br></p>

<p>Applications 2-Ethoxybenzoic Acid is a component of dental cement. Low concentrations of 2-Ethoxybenzoic Acid in combination with Eugenol (E938640), gives a stabilizing effect to liposomes to lower damages to cells.<br>References Fujisawa, S., et al.: J. Dent. Res., 82, 43(2003); Brauer, G.M., et al.: J. Dent. Res., 62, 366 (1983); Brauer, G.M., et al.: J. Dent. Res., 63, 137 (1984); Fujisawa, S., et al.: J. Biomed. Mater. Res., 21, 89 (1987)<br></p>

<p>Applications A benzoic acid derivative used in photolysis reactions and biomaterial studies.<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 Wetzels, G.M. et al.: Biomaterials., 20, 1879 (1999); Mao, C. et al.: Adv. Coll. Int. Sci., 110, 5 (2004);<br></p>

<p>Applications Dithiocarbamate complexes serve as hosts for the specific binding of various metal cations.<br>References Bourson, J., et al.: J. Phys. Chem., 97, 4552 (1993), Lai, S., et al.: Inorg. Chem., 38, 4262 (1999),<br></p>

<p>Applications methyl 5-(hydroxymethyl)furan-2-carboxylate (cas# 36802-01-4) is a useful research chemical.<br></p>

<p>Applications 17-Hydroxy-3,11-dioxo-androsta-1,4-diene-17β-carboxylic Acid is an intermediate used to prepare (11β,​17α)​-17-​[(Ethoxycarbonyl)​oxy]​-​11-​hydroxy-​3-​oxo-​androsta-​1,​4-​diene-​17-​carboxylic acid (E890570) which is a derivative of Loteprednol Etabonate (L471400), an ophthalmic corticosteroid.<br>References Alberth, M., et al.: J. Biopharm.Sci., 2, 115 (1991), Bodor, N., et al.: Pharm. Res., 9, 1275 (1992), Bartlett, J.D., et al.: J. Ocul. Pharmacol., 9, 157 (1993)<br></p>

<p>Applications DL-2-aminobutyric acid<br></p>

<p>Stability Volatile<br>Applications Methyl Acetate is used as an organic chemical solvent for a multitude of organic processes. Also used in the production of biodiesel.<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 Xu, Y. et al.: J. mol. Cat., 32, 241 (2005); Ogino, H. et al.: J. Biosci. Bioeng., 89, 451 (2000);<br></p>

<p>Applications (2E,6E)-3,7,11-Trimethyldodeca-2,6,10-trien-1-yl Acetate is an intermediate in the synthesis of JHSB3 (J211030). JHSB3 is an acyclic sesquiterpenoid that regulates many aspects of insect physiology. Juvenile Hormone regulate development, reproduction, diapause, and polyphenisms.<br>References Kotaki, T., et al.: Org. Let., 11, 5234 (2009); Riddiford, L.: Adv. Insect Physiol., 24, 213 (1994); Wyatt, G., Davey, K.: Adv. Insect Physiol., 26, 1 (1996); Nijhout, H.: Insect Hormones (Princeton Univ. Press, Princeton) (1994)<br></p>

<p>Applications 1-Dodecanol Acetate can be used as a foaming agent in the purification process of quartz sand. Furthermore, it is a main component of the essential oil from the flowers of Etlingera elatior (Jack) R. M. Smith, which is found to be active against Staphylococcus aureus, Bacillus cereus, Candida albicans and Cryptococcus neoformans.<br>References Wang, W., et al.: Faming Zhuanli Shenqing, CN 103663469 A 20140326 (2014); Susanti, D., et al.: Journal of Essential Oil-Bearing Plants, 16, 294 (2013)<br></p>

<p>Applications 5-Chloronicotinic Acid is used as reagent/reactant luminescence and hydrothermal preparation of cobalt/cadmium/lead chloronicotinate phenanthroline MOF.<br>References Gao, Z.Q., et al.: J. Solid State Chem., 241, 121-130 (2016)<br></p>

<p>Applications 4-​Hydrazinobenzoic acid hydrochloride (cas# 24589-77-3) is a useful research chemical.<br></p>

<p>Applications 2-(2-ethoxyethoxy)acetic acid (cas# 7743-94-4) 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 A naturally occurring chelation agent.<br>References Boonme, P., et al.: J. Biomed. Nanotechnol., 5, 373 (2009), Noh, J., et al.: Bioorg. Med. Chem., Lett., 19, 5586 (2009), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010),<br></p>

<p>Applications 2,3-Dihydroxypropanoic acid(20% in water) (cas# 473-81-4) is a useful research chemical.<br></p>

<p>Applications Phthalanilic acid is a compound that is useful in the production of fertilizers.<br>References Liang, S., et al.: Faming Zhuanli Shenqing.,4 (2019)<br></p>

<p>Applications DL-3-phenyllactic acid had been identified as a urinary food intake biomarker for milk, cheese and soy-based drinks.<br>References Munger, L.H.; et al.: J. Proteome Res., 16, 3321 (2017)<br></p>

<p>Applications 4-(Methylsulfonyl)phenylacetic Acid is an intermediate used to prepare heterocyclic diaryl compounds as selective COX-2 inhibitors. It is also used to synthesize hydroxyfuranones as antioxidants and antiinflammatory agents.<br>References Eren, G., et al.: Bioorg. Med. Chem., 18, 6467 (2010); Weber, V., et al.: Bioorg. Med. Chem., 13, 4552 (2005)<br></p>

<p>Applications 1,4-dibutyl benzene-1,4-dicarboxylate (cas# 1962-75-0) is a useful research chemical.<br></p>

<p>Applications 3,4-Secocholest-5-ene-3,4-dioic Acid Dimethyl Ester is an intermediate used in the synthesis of 3,4-Seco-solanidine-3,4-dioic Acid (S682410), which is a derivative of Solanidine (S682410).<br></p>

<p>Applications 2,2-Diphenylpentanoic Acid (cas# 841-32-7) is a compound useful in organic synthesis.<br></p>

<p>Applications (3E,7E)-4,8,12-Trimethyl-3,7,11-tridecatrienoic Acid is a compound involved in a study on ligand-controlled regiodivergent Ni-catalyzed reductive carboxylation of allyl esters with CO2.<br>References Moragas, T., et al.: J. Am. Chem. Soc., 136, 17702-17705 (2014)<br></p>

<p>Applications Veratric Acid is a derivative of Protocatechuic Acid. Veratric Acid is a reagent used in the production of antimicrobial agents, antifeedants, and a variety of other biologically active compounds.<br>References Alissandrakis, E., et al.: Eur. Food Res. Technol., 229, 365 (2009), Spaccini, R., et al.: Soil Biol. Biochem., 41, 1164 (2009), Narasimhan, B., et al.: Eur. J. Med. Chem., 44, 689 (2009), Pereira, L., et al.: J. Biotechnol., 139, 68 (2009),<br></p>

<p>Applications Cis-Pinic Acid is used to develop an exposure system for the toxicological evaluation of particles derived from coal-fired power plants. It is formed from α-pinene (P466605) oxidation.<br>References Ruiz, P., et al.: Inhal. Toxicol., 19, 607 (2007); Kristensen, K., et al.: Atmos. Chem. Phy., 13, 3763 (2013)<br></p>

<p>Applications n-Nonanoic Acid is commonly used in conjunction with glyphosate, a non-selective herbicide, for a quick burn-down effect in the control of weeds in turfgrass. It is also used in the preparation of plasticizers and lacquers.<br>References Pline, W., et al.: Weed Technol., 14, 667 (2000); Frade, J., et al.: Anal. Bioanal. Chem., 395, 2167 (2009);<br></p>

<p>Applications 6-Chlorohexanoic Acid is used as the starting material in the synthesis of 2,6-Dichloro-N-(2,6-dimethylphenyl)hexanamide (D434225); an impurity of the local anesthetic Levobupivacaine (B689546). 6-Chlorohexanoic Acid is also used as a reagent in the synthesis of novel types of polyester glycodendrimers as potential inhibitors of urinary tract infections.<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 Tullar, B., et al.: J. Med. Chem., 14, 891 (1971); Schmidt, A., et al.: Pharm. Res., 22, 2121 (2005); Twibanire, J.K., et al.: New J. Chem., 39, 4115 (2015)<br></p>

<p>Applications Dihydroresorcylic Acid is a useful reagent in detecting proteins in living cells.<br>References Reddie, K., et al.: Mol. Biosys., 4, 521-531 (2008); Seo, Y., et al.: Bioorg. Med. Chem. Lett., 19, 356-359 (2009);<br></p>

<p>Applications Ethyl hydrazinoacetate, HCl<br></p>

<p>Applications Hexacosanoic acid ((1S,2S,3R)-2,3-dihydroxy-1-hydroxymethyl-heptadecyl)-amide is a ceramide found in the moro blood orange (Citrus sinensis). It is a useful building block used in the preparation of 5-thio-α-GalCers as immunostimulators for IFN-​γ production stimulation in mouse NKT cells.<br>References Bi, J.; et al.: ACS Med. Chem. Lett., 6, 476 (2015); Valsecchi, M.; et al.: J. Agric. Food Chem., 60, 10103 (2012).<br></p>

<p>Applications (S)-2-Acetamido-5-ureidopentanoic Acid (cas# 33965-42-3) is a useful research chemical.<br></p>

<p>Applications Formic Acid-d is labelled Formic Acid (F692900). Formic Acid (F692900) is used as a potential energy source in the preparation of fuel cells. Also used in chemical synthesis of various anti-inflammatory and anti-microbial agents.<br>References Yu, X. et al.: J. Power Source., 182, 124 (2008); Bekhit, A. et al.: Bioorg. Med. Chem., 12, 1935 (2004);<br></p>

<p>Applications Morpholin-​4-​yl Acetic Acid was used in preparation of pyrrolidine-fused fullerene multicarboxylates by photoreaction.<br>References Gan, L., et al.: J. Org. Chem., 63, 4240 (1998).<br></p>

<p>Applications Pimelic Acid is a metabolite found in four biofluids from dairy cows that may be used as biomarkers of milk.<br>References Sun, H., et. al.: J. Proteome Res., 14, 1287 (2015)<br></p>

<p>Applications 2-(formylamino)benzoic acid (cas# 3342-77-6) is a useful research chemical.<br></p>

<p>Applications A metabolite of aldehydes.<br>References Shiobara, Y., et al.: Xenobiotica, 9, 157 (1979),<br></p>

<p>Applications 2-[(phenylsulfanyl)methyl]benzenecarboxylic acid (cas# 1699-03-2) is a useful research chemical.<br></p>

<p>Applications 3-Isopropoxybenzoic acid is a useful reagent for organic synthesis and other chemical processes.<br>References Chiong, H. A., et al.: J. Am. Chem. Soc., 129, 9879 (2007); Kingston, D. G. I., et al.: J. Med. Chem., 41, 3715 (1998)<br></p>

<p>Applications Iodic Acid is used in the synthesis of silybin derivatives showing antiradical and antioxidant activities. Also used in the iodination of compounds.<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 Gazak, R. et al.: Bioorg. Med. Chem., 12, 5677 (2004); Zangade, S. et al.: Eur. j. Chem., 3, 314 (2012);<br></p>

<p>Applications 2-(2-butoxyethoxy)acetic acid (cas# 82941-26-2) is a useful research chemical.<br></p>

<p>Applications Ethyl Diazoacetate is used in the synthesis of Arteludovicinolide A as well as pyrimidoazepine analogs as seritonin 5-HT2A/C receptor ligands for treatment of obesity. This compound contains solvent for added stability.<br> E0<br>References Yang, H. et al.: Eur. J. Med. Chem., 63, 558 (2013); Kreuzer, A. et al.: Org. Lett., 15, 3420 (2013);<br></p>

<p>Applications Boric Acid is a common chemical component in insecticides, specifically for flea erradication. Also has the properties of an effective flame retardant.<br>References Hinkle, N. et al.: J. Med. Entomol., 32, 424 (1995); Dogan, M. et al.: Polym. Degrad. Stab., 99, 12 (2014);<br></p>

<p>Applications 2,4-Dioxo-4-phenylbutanoic acid<br></p>

<p>Applications 18-(tert-Butoxy)-18-oxooctadecanoic Acid is used to engineer long-acting, potent exendin-4 based GLP-1 analog for microstructure-based transdermal delivery for glycemic control.<br>References Yang, P., et al.: Proc. Natl. Acad. Sci. USA, 113, 4140 (2016);<br></p>

<p>Applications Syringic Acid is used in biological studies for electron transfer from plant phenolates to carotenoid radical cations with antioxidant interaction entering the Marcus theory inverted region.<br>References Cheng, H., et al.: J. Agric. Food Chem., 62, 942 (2014)<br></p>

<p>Applications N-Undecylbenzenesulfonic Acid is an anionic surfactant.<br>References Mottaleb, M. A.: Anal. Sci., 15, 1137 (1999), Kolb, M., et al.: LaborPraxis, 22, 56 (1998); Ferrer D., et al.: Tenside, Surfact., Det., 34, 278 (1997)<br></p>

<p>Stability Stench<br>Applications 2,2-Dimethylcyclopropylcarboxylic acid<br></p>

<p>Applications 3-Hydroxyphenylacetic Acid (cas# 621-37-4) is a compound useful in organic synthesis.<br></p>

<p>Applications Benzensulfonic Acid Monohydrate is used in the synthesis of HER2/EFGR dual inhibitors in the treatment of cancers and displaying potency towards anti-tumor activity.<br>References Kawakita, Y. et al.: Bioorg. Med. Chem. Lett., 20, 6171 (2012);<br></p>

<p>Applications DL-CITRAMALIC ACID (cas# 2306-22-1) is a useful research chemical.<br></p>

<p>Applications (Z)-11-Tetradecenyl Acetate is a sex pheremone component that can be found in various insect specie, such as O. nubilalis and Asian and European corn borers.<br>References Leary, G.P., et al.: Proc. Natl. Acad. Sci. U.S.A., 109, 14081 (2012);<br></p>

<p>Applications 2-Azidobenzoic Acid (cas# 31162-13-7) is a useful research chemical.<br></p>

<p>Applications Benzyl Acetate, is found naturally in many flowers, It has pleasant sweet aroma reminiscent of jasmine, and thus is used widely in perfumery industry, and also as a flavouring agent. It is also used as a solvent.<br>References Schiestl, F. P., et al.: J. Chem. Ecology, 29 (2004); Qian-qian, M., et al.: Jingxi Huagong, 30, 442 (2013);<br></p>

<p>Applications Methyl (S)-N-Tritylaziridine-2-carboxylate (cas# 75154-68-6) is a compound useful in organic synthesis.<br></p>

<p>Applications Trimesinic Acid is used for multifunctional therapeutics. It shows inhibitory activity against Torpedo Californica acetylcholinesterase and prevented amyloid-β peptide aggregate formation.<br>References Peckels, C., et al.: Curr. Enz. Inhib., 9, 67 (2013)<br></p>

<p>Applications (E)-Cyano(methoxyimino)-acetic Acid is a degradation product of Cymoxanil (C988995), which is a fungicide applied as a seed treatment or as a foliar application to the plants to control late blight.<br>References Morrica, P., et al.: J. Agric. Food Chem. 52, 99 (2004); Dhingani, J. C., et al.: J. Pure. App. Microbiol., 6, 1683 (2012); Bakirici, G.T., et al.: Food. Chem., 135, 1901 (2012)<br></p>

<p>Applications Fendizoic Acid is a reagent in the synthesis of fluorinated polyphthalazinone ethers containing perfluorophenylene moieties.<br>References Lu, Z., et al.: J. Polym. Sci. A1, 42, 925 (2004)<br></p>

<p>Applications butyl carbamate (cas# 592-35-8) is a useful research chemical.<br></p>

<p>Applications Occurs in unripe fruit and in young green leaves; has also been found in very young sugar beets.<br>References Lelieveld, J., et al.: Nature, 452, 737 (2008), da Silva, G., et al.: Environ. Sci. Technol., 44, 250 (2010),<br></p>

<p>Applications 4,4'-Dithiobisbenzoic Acid, Technical Grade (cas# 1155-51-7) is a compound useful in organic synthesis.<br></p>

<p>Applications 6-(6-(6-Aminohexanamido)hexanamido)hexanoic Acid is used in the making of a preconjugate which serves as immunoreactive conjugate useful as a developer antigen in a competitive inhibition immunoassay for the polymorphic analyte. Also used in the efficient synthesis of a heterobifunctional coupling agent.<br>References Oh, C. S., et al.: PCT Int. Appl. (1994), WO 9416330 A1 19940721; Reddy, R. E., et al.: Bioconjug. Chem., 16, 1323 (2005)<br></p>

<p>Applications 3-Hydroxymandelic Acid is used in the synthesis of an enzyme activity-based labeling molule.<br>References Komatsu, T. et al.: J. Am. Chem. Soc., 128, 15946 (2006);<br></p>

<p>Applications Monohydrazide Adipic Acid is a synthetic reagent and a plant growth retarding agent.<br>References Ye, W-L., et al.: J. Pharm. Sci, 104, 2293-2303 (2015);<br></p>

<p>Applications 1,2,3,4-Cyclobutanetetracarboxylic Acid 1,2,3,4-Tetramethyl Ester is product from the formation of a mixture of maleic anhydride and hexamethylbenzene when exposed to ultraviolet irradiation.<br>References Raciszewski, Z.: J. Chem. Soc., 12, 1147-1155 (1966);<br></p>

<p>Applications tert-Butyl [(1R,2S,5S)-2-Amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamate Oxalate is a starting material and useful building block of various pharmaceuticals.<br></p>

<p>Applications Hexanedioic Acid Mono(4-hydroxybutyl) Ester is an intermediate in the synthesis of aliphatic polyesters.<br>References McCabe, R. W., et al.: Tetrahedron., 60, 765 (2004);<br></p>

<p>Applications Ethyl 2-Mercaptoacetate is an off-odor compound in white wine and an eye irritant.<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 Nikolantonaki, M., Darriet, P.: J. Agr. Food Chem., 59, 10191 (2011); Bagley, D.M., et. al.: Toxicol. in vitro, 13, 505 (1999)<br></p>

<p>Stability Light Sensitive<br>Applications Thiacetic Acid is a commonly used reagent in organic synthesis for the introduction of thiol groups in molecules.<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 Chapman, J.H. et al.: J. Chem. Soc., 579 (1950); Hoque, A., et al.: Bioorg. Med. Chem. Lett., 22, 6770 (2012)<br></p>

<p>Applications Heptadecanedioic Acid (cas# 2424-90-0) is a useful research chemical.<br></p>

<p>Applications 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic Acid is an analog of Trioctyl Trimellitate (T804400) which is a plasticizer that was evaluated for endocrine disrupting activities through estrogen receptor alpha binding assay.<br></p>

<p>Applications 3,5-Di-tert-butyl-4-hydroxybenzoic acid<br></p>

<p>Applications Ethyl Cyano(hydroxyimino)acetate is used in peptide synthesis and has shown to suppress racemiztion, has high coupling efficiency in both solution and solid phase synthesis and is a non-explosive alternative to 1-hydroxybenzotriazole (HOBt) and 1-hydroxy-7-azabenzotriazole (HOAt).<br>References Khattab, S.N.: Bull. Chem. Soc. Jpn., 83, 1374 (2010)<br></p>

<p>Applications m-Toluic acid is used as a reagent in the preparation of hybrid molecules containing oxadiazole and thiadiazole bearing Schiff base moiety as it has antitumor activities.<br>References Zhang, K., et al.; Bioorg. Med. Chem. Lett., 24, 5154 (2014);<br></p>

<p>Applications Trimethyl Orthoacetate is used as a reagent in the synthesis of Pseudomonic Acid D Sodium (P839520); an antibiotic isolated from Pseudomonas fluorescens.<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 Banks, R.M., et al.: J. Antibiot., 41, 609 (1988); Sridhar, Y., et al.: Org. Biomol. Chem., 12, 2950 (2014)<br></p>

<p>Applications (1-acetyl-2,3-dihydro-1H-indol-5-yl)boronic acid (cas# 905971-97-3) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications Used in the manufacturing of L-tryptophan by enzymic reaction.<br>References Franke, L., et al.: J. Med. Chem., 48, 6997 (2005), Fox, T., et al.: Curr. Top Med. Chem., 6, 1579 (2006),<br></p>