{"product_id":"febuxostat-amide-impurity-bhb21900796","title":"Febuxostat amide impurity","description":"\u003cdiv class=\"bhp-desc\"\u003e\n\u003cstyle\u003e.bhp-desc{font-size:16px;color:#1a1a1a;line-height:1.7}.bhp-desc h2{font-size:18px;font-weight:700;color:#003366;margin:24px 0 10px;padding-bottom:6px;border-bottom:2px solid #003366}.bhp-desc p{margin:0 0 12px}.bhp-desc .bhp-spec-table{width:100%;border-collapse:collapse;margin:12px 0 18px}.bhp-desc .bhp-spec-table th{width:36%;text-align:left;padding:8px 12px;background:#e8f0fb;color:#003366;font-weight:600;vertical-align:top;border:1px solid #ccd9f0}.bhp-desc .bhp-spec-table td{padding:8px 12px;vertical-align:top;border:1px solid #ccd9f0}.bhp-desc .bhp-warning-box{background:#fff8e6;border-left:4px solid #e6a817;padding:10px 14px;margin:10px 0 14px;border-radius:0 4px 4px 0}.bhp-desc .bhp-cat-pill{display:inline-block;background:#003366;color:#fff;border-radius:20px;padding:3px 12px;font-size:13px;margin-bottom:10px}\u003c\/style\u003e\n\u003cspan class=\"bhp-cat-pill\"\u003eDrug Metabolites \u0026amp; Impurities\u003c\/span\u003e\u003ch2\u003eCompound Overview\u003c\/h2\u003e\n\u003cp\u003eFebuxostat amide impurity is an impurity of Febuxostat. Febuxostat selectively inhibits xanthine oxidase, with a K\u003csub\u003ei\u003c\/sub\u003e of 0.6 nM\u003csup\u003e[1]\u003c\/sup\u003e. This impurity is supplied as a white to off-white solid (C16H18N2O4S, MW 334.39) at 98.08% purity.\u003c\/p\u003e\n\u003ch2\u003ePhysical \u0026amp; Chemical Properties\u003c\/h2\u003e\n\u003ctable class=\"bhp-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCAS Number\u003c\/th\u003e\n\u003ctd\u003e1239233-86-3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMolecular Formula\u003c\/th\u003e\n\u003ctd\u003eC16H18N2O4S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMolecular Weight\u003c\/th\u003e\n\u003ctd\u003e334.39 g\/mol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePurity\u003c\/th\u003e\n\u003ctd\u003e98.08%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAppearance\u003c\/th\u003e\n\u003ctd\u003eSolid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eWhite to off-white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSMILES\u003c\/th\u003e\n\u003ctd\u003eO=C(C1=C(C)N=C(C2=CC=C(OCC(C)C)C(C(N)=O)=C2)S1)O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSignaling Pathway\u003c\/th\u003e\n\u003ctd\u003eMetabolic Enzyme\/Protease\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSolubility\u003c\/th\u003e\n\u003ctd\u003eIn Vitro: DMSO: 10 mg\/mL (29.91 mM; Requires sonication and adjust pH to 1 with 1 M HCl; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage\u003c\/th\u003e\n\u003ctd\u003ePowder: -20°C, 3 years; 4°C, 2 years. In solvent: -80°C, 6 months; -20°C, 1 month.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping\u003c\/th\u003e\n\u003ctd\u003eRoom temperature in continental US; may vary elsewhere.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eLiterature Cited\u003c\/h2\u003e\n\u003cp style=\"font-size:14px;color:#555;margin:0 0 10px\"\u003e\u003cem\u003eSources cited in this description. Peer-reviewed publications that used this product are listed under References.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e [1]. \u003ca target=\"_blank\" rel=\"noopener\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/21840659\/\"\u003eKadivar MH, et al. Study of impurity carryover and impurity profile in Febuxostat drug substance by LC-MS\/MS technique. J Pharm Biomed Anal. 2011;56(4):749-757.\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eSafety\u003c\/h2\u003e\n\u003cdiv class=\"bhp-warning-box\"\u003e\u003cp\u003e\u003cstrong\u003eFor Research Use Only.\u003c\/strong\u003e Not for use in diagnostic or therapeutic procedures, and not for human or veterinary use. Handle in accordance with the Safety Data Sheet and your institution's chemical hygiene plan.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MedChemExpress (MCE)","offers":[{"title":"5 mg","offer_id":67604880753005,"sku":"HY-131273-5MG","price":76.0,"currency_code":"USD","in_stock":true},{"title":"10 mg","offer_id":67605140472173,"sku":"HY-131273-10MG","price":120.0,"currency_code":"USD","in_stock":true},{"title":"25 mg","offer_id":67605140504941,"sku":"HY-131273-25MG","price":240.0,"currency_code":"USD","in_stock":true},{"title":"50 mg","offer_id":67605140537709,"sku":"HY-131273-50MG","price":384.0,"currency_code":"USD","in_stock":true},{"title":"100 mg","offer_id":67605140570477,"sku":"HY-131273-100MG","price":600.0,"currency_code":"USD","in_stock":true},{"title":"200 mg","offer_id":67605140603245,"sku":"HY-131273-200MG","price":0.0,"currency_code":"USD","in_stock":true},{"title":"500 mg","offer_id":67605140636013,"sku":"HY-131273-500MG","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/hy-131273.gif?v=1790972935","url":"https:\/\/www.ebiohippo.com\/products\/febuxostat-amide-impurity-bhb21900796","provider":"BioHippo","version":"1.0","type":"link"}