D-Lactose monohydrate

• Catalog No.: 61340
• CAS Number: 64044-51-5
• M. F.: C12H24O12
• M. W.: 360.31176
• Purity: ≥99.0% (HPLC)

SYNONYMS

• Title: D-乳糖 一水合物
• IUPAC name: (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 Traditional name: (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
• Synonyms: 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

DATABASE IDS

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

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: As: ≤0.1 mg/kg
• Cation Traces: Ca: ≤30 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤100 mg/kg
• Cation Traces: Mg: ≤10 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Na: ≤50 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤2 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C12H22O11 · H2O
• Grade: ACS reagent
• Ignition Residue: ≤0.03% (as SO4)
• Purity: ≥99.0% (HPLC)
• Melting Point: ~215 °C (dec.)
• Optical Rotation: [α]20/D +52.5±1°, 22 hr, c = 10% in H2O
• Solubility: H2O: soluble0.1 g/mL, clear, colorless
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

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Description (简体中文)

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