D-乳糖 一水合物

• 产品号: 61339
• CAS号: 64044-51-5
• 分子式: C12H24O12
• 分子量: 360.31176
• 纯 度: ≥99.5% (HPLC)

产品别名

• 标题: D-Lactose monohydrate
• IUPAC标准名: (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-{[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}hexanal hydrate
• IUPAC传统名: (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-{[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}hexanal hydrate
• 别名: β-D-Gal-(1→4)-D-Glc; 4-O-β-D-吡喃半乳糖基-D-葡萄糖; Milk sugar; 4-O-β-D-Galactopyranosyl-D-glucose; 乳糖

产品登记号

• MDL号: MFCD00166994
• Beilstein号: 3768231
• EC号: 200-559-2
• CAS号: 64044-51-5

产品性质

• 痕量阴离子: chloride (Cl-): ≤50 mg/kg
• 痕量阴离子: sulfate (SO42-): ≤50 mg/kg
• 痕量阳离子: Al: ≤5 mg/kg
• 痕量阳离子: As: ≤0.1 mg/kg
• 痕量阳离子: Ba: ≤5 mg/kg
• 痕量阳离子: Bi: ≤5 mg/kg
• 痕量阳离子: Ca: ≤10 mg/kg
• 痕量阳离子: Cd: ≤5 mg/kg
• 痕量阳离子: Co: ≤5 mg/kg
• 痕量阳离子: Cr: ≤5 mg/kg
• 痕量阳离子: Cu: ≤5 mg/kg
• 痕量阳离子: Fe: ≤5 mg/kg
• 痕量阳离子: K: ≤50 mg/kg
• 痕量阳离子: Li: ≤5 mg/kg
• 痕量阳离子: Mg: ≤5 mg/kg
• 痕量阳离子: Mn: ≤5 mg/kg
• 痕量阳离子: Mo: ≤5 mg/kg
• 痕量阳离子: Na: ≤50 mg/kg
• 痕量阳离子: Ni: ≤5 mg/kg
• 痕量阳离子: Pb: ≤5 mg/kg
• 痕量阳离子: Sr: ≤5 mg/kg
• 痕量阳离子: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C12H22O11 · H2O
• 燃烧残渣: ≤0.05% (as SO4)
• 杂质: insoluble matter, passes filter test
• λ: 0.5 M in H2O
• 产品线: BioUltra
• 纯度: ≥99.5% (HPLC)
• 紫外吸收波长: λ: 260 nm Amax: 0.02
• 紫外吸收波长: λ: 280 nm Amax: 0.02
• 比旋光度: [α]20/D +53±1°, 22 hr, c = 10% in H2O
• pH值: 3.5-6.0 (25 °C, 0.5 M in H2O)
• 溶解度: H2O: soluble0.5 M at 20 °C, clear, colorless
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 德国WGK号: 3

产品详细信息

详细说明 (English)

Other Notes
Component of the liquid stationary phase in the GLC separation of nitroxylene and xylenol isomers1
Sales restrictions may apply
Application
D-Lactose is a disaccharide of D-glucose and D-galactose units found as a major sugar in milk. D-Lactose is used for the culture of lactic acid metabolizing bacteria, lactic acid bacteria. D-Lactose is used to identify and characterized galectins.

详细说明 (简体中文)

Other Notes
Component of the liquid stationary phase in the GLC separation of nitroxylene and xylenol isomers1
Sales restrictions may apply
Application
D-Lactose is a disaccharide of D-glucose and D-galactose units found as a major sugar in milk. D-Lactose is used for the culture of lactic acid metabolizing bacteria, lactic acid bacteria. D-Lactose is used to identify and characterized galectins.