{"product_id":"l-rhamnose-monohydrate-cas-10030-85-0-98","title":"L-Rhamnose Monohydrate | CAS 10030-85-0 | ≥98%","description":"\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003cdiv style=\"background: #002147; padding: 10px 20px; margin-bottom: 0;\"\u003e  \u003ch3 style=\"margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0.70em; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #fff;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em; border: 1px solid #e4e8f0; border-top: none; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eCAS Number\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e10030-85-0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eEC \/ EINECS Number\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e600-058-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eMDL Number\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eMFCD00071591\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eSMILES\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0; word-break: break-all;\"\u003eC[C@@H]([C@@H]([C@H]([C@H](C=O)O)O)O)O.O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eInChI\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0; word-break: break-all;\"\u003eInChI=1S\/C6H12O5.H2O\/c1-3(8)5(10)6(11)4(9)2-7;\/h2-6,8-11H,1H3;1H2\/t3-,4-,5-,6-;\/m0.\/s1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eInChIKey\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0; word-break: break-all;\"\u003eCBDCDOTZPYZPRO-DEZHIRTDSA-N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003ePubChem CID\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e20849066\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eMolecular Formula\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eC6H14O6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eMolecular Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e182.17 g\/mol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eMelting Point\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e90–95 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eSolubility\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eSoluble in water (~300 g\/L at 20 °C); soluble in methanol, ethanol, DMSO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003ePurity\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e≥98%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003ePhysical Form\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eWhite crystalline powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eHS Code\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003e2940.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eShelf Life\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eRetest period: 36 months from date of manufacture.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 16px; font-weight: 600; color: #002147; width: 200px; border-bottom: 1px solid #e4e8f0; background: #f7f8fb; font-size: 0.95em; vertical-align: top;\"\u003eStorage Conditions\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 16px; color: #333; border-bottom: 1px solid #e4e8f0;\"\u003eStore in a cool, dry place in a tightly sealed container\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003cdiv style=\"background: #002147; padding: 10px 20px; margin-bottom: 0;\"\u003e  \u003ch3 style=\"margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0.70em; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #fff;\"\u003eProduct Description \u0026amp; Scientific Applications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 16px 20px; border: 1px solid #e4e8f0; border-top: none; font-family: Georgia, 'Times New Roman', serif; font-size: 0.95em; line-height: 1.65; color: #333;\"\u003e\n\u003cp\u003e\u003cstrong\u003eL-Rhamnose monohydrate\u003c\/strong\u003e is the monohydrate of L-rhamnose (6-deoxy-L-mannose), a naturally occurring 6-deoxy sugar of the L-series and a constituent of bacterial and plant glycans.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Scientific Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBacterial cell-wall sugar and antibacterial target.\u003c\/strong\u003e Many pathogenic bacteria require L-rhamnose as a cell-wall sugar: in \u003cem\u003eMycobacterium tuberculosis\u003c\/em\u003e it forms the N-acetylglucosamine–rhamnose linker joining arabinogalactan to peptidoglycan, while in group A \u003cem\u003eStreptococcus\u003c\/em\u003e it forms the polyrhamnose backbone of the Lancefield group A carbohydrate, an antigenic and virulence determinant. The sugar is delivered from the activated donor dTDP-L-rhamnose, assembled from glucose-1-phosphate in a conserved four-step sequence by the enzymes RmlA–D. Because this route is essential for bacterial viability and virulence yet absent in humans, the Rml enzymes and the rhamnosyltransferase WbbL are pursued as antibacterial and anti-tuberculosis drug targets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlant cell-wall (pectin) component.\u003c\/strong\u003e L-rhamnose alternates with galacturonic acid in the backbone of rhamnogalacturonan I, a major pectic polysaccharide of the plant cell wall; the repeat is built by specific rhamnosyltransferases and cleaved by dedicated rhamnogalacturonan hydrolases and lyases.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRhamnose-inducible gene expression.\u003c\/strong\u003e L-rhamnose induces the positively regulated \u003cem\u003eEscherichia coli\u003c\/em\u003e rhaBAD promoter, used to drive recombinant protein production. The system is tightly regulated and titratable, combining low uninduced expression with dose-dependent, high-level yield, which suits proteins poorly served by the leakier lac\/IPTG systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIntestinal permeability probe.\u003c\/strong\u003e L-rhamnose is the monosaccharide marker in the lactulose–L-rhamnose dual-sugar test, a non-invasive assessment of intestinal barrier function in which two orally administered sugars probe the mucosa by transcellular and paracellular routes and the result is read as the ratio of their urinary recovery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGlycoside component and glycosyl donor.\u003c\/strong\u003e L-rhamnose occurs as the sugar in plant flavonoid glycosides, for example quercetin-3-O-rhamnose. It also serves as an α-L-rhamnopyranosyl building block in glycan synthesis: an α-(1→2)-linked rhamnose disaccharide has been prepared as a structural model of the α-rhamnan polysaccharides of bacteria.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRhamnose-binding lectins.\u003c\/strong\u003e L-rhamnose-binding lectins from fish and invertebrates are isolated and characterised on L-rhamnose affinity matrices, and free L-rhamnose serves as the inhibitory hapten that defines their sugar specificity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRhamnolipid biosurfactants.\u003c\/strong\u003e L-rhamnose is the sugar head group of rhamnolipids, the glycolipid biosurfactants produced by \u003cem\u003ePseudomonas aeruginosa\u003c\/em\u003e, in which one or two rhamnose units cap β-hydroxy fatty-acid chains as mono- and di-rhamnolipids; these biosurfactants are applied in enhanced oil recovery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaillard flavour precursor.\u003c\/strong\u003e On heating with an amino compound, L-rhamnose undergoes the Maillard reaction to give the flavour compound 4-hydroxy-2,5-dimethyl-3(2\u003cem\u003eH\u003c\/em\u003e)-furanone (furaneol) and methylfurfural, and this reaction is studied in model systems of aroma-active furanone formation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003cdiv style=\"background: #002147; padding: 10px 20px; margin-bottom: 0;\"\u003e  \u003ch3 style=\"margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0.70em; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #fff;\"\u003eShipping Destinations\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e4e8f0; border-top: none; padding: 12px 16px; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 0.95em;\"\u003e\u003cul style=\"margin: 0; padding: 0; list-style: none;\"\u003e\n\u003cli style=\"padding: 5px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003cspan style=\"display: inline-block; width: 7px; height: 7px; background: #002147; border-radius: 50%; margin-right: 10px; vertical-align: middle;\"\u003e\u003c\/span\u003eEU \u0026amp; UK: Priority delivery, 2–5 business days.\u003c\/li\u003e\n\u003cli style=\"padding: 5px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003cspan style=\"display: inline-block; width: 7px; height: 7px; background: #002147; border-radius: 50%; margin-right: 10px; vertical-align: middle;\"\u003e\u003c\/span\u003eUnited States (DDP): 3–7 business days, duties and taxes prepaid.\u003c\/li\u003e\n\u003cli style=\"padding: 5px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003cspan style=\"display: inline-block; width: 7px; height: 7px; background: #002147; border-radius: 50%; margin-right: 10px; vertical-align: middle;\"\u003e\u003c\/span\u003eEFTA Countries (DDP): 3–7 business days, duties and taxes prepaid.\u003c\/li\u003e\n\u003cli style=\"padding: 5px 0; border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003cspan style=\"display: inline-block; width: 7px; height: 7px; background: #002147; border-radius: 50%; margin-right: 10px; vertical-align: middle;\"\u003e\u003c\/span\u003eWorldwide: 7–14 business days, selected locations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"NorrChemica™","offers":[{"title":"5.0 g","offer_id":53504681312593,"sku":"NOR-10030850-5g","price":23.0,"currency_code":"EUR","in_stock":true},{"title":"10 g","offer_id":53504681345361,"sku":"NOR-10030850-10g","price":29.9,"currency_code":"EUR","in_stock":true},{"title":"25 g","offer_id":53504681378129,"sku":"NOR-10030850-25g","price":45.0,"currency_code":"EUR","in_stock":true},{"title":"50 g","offer_id":53504681410897,"sku":"NOR-10030850-50g","price":65.0,"currency_code":"EUR","in_stock":true},{"title":"100 g","offer_id":53504681443665,"sku":"NOR-10030850-100g","price":90.0,"currency_code":"EUR","in_stock":true},{"title":"250 g","offer_id":53504681476433,"sku":"NOR-10030850-250g","price":134.0,"currency_code":"EUR","in_stock":true},{"title":"500 g","offer_id":53504681509201,"sku":"NOR-10030850-500g","price":239.0,"currency_code":"EUR","in_stock":true},{"title":"1 kg","offer_id":53504681541969,"sku":"NOR-10030850-1000g","price":449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/6357\/1793\/files\/NorrChemica_L-Rhamnose_Monohydrate.png?v=1782683467","url":"https:\/\/www.norrchemica.com\/products\/l-rhamnose-monohydrate-cas-10030-85-0-98","provider":"NorrChemica","version":"1.0","type":"link"}