L2643

α-Lactose monohydrate

suitable for cell culture, BioReagent

• Synonym(s): β-D-Gal-(1→4)-α-D-Glc, 4-O-β-D-Galactopyranosyl-α-D-glucose, Milk sugar
• Empirical Formula (Hill Notation): C₁₂H₂₂O₁₁ · H₂O
• CAS Number: 5989-81-1
• Molecular Weight: 360.31
• MDL number: MFCD00150747
• UNSPSC Code: 12352201
• PubChem Substance ID: 24896320
• NACRES: NA.75

Properties

• biological source: bovine milk
• Quality Level: 200
• product line: BioReagent
• assay: ≥99% total lactose basis (GC)
• form: powder
• technique(s): cell culture | mammalian: suitable
• impurities: ≤0.05% Glucose; ≤4% β-lactose
• solubility: water: 100 mg/mL, clear, colorless
• SMILES string: [H]O[H].OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O
• InChI: 1S/C12H22O11.H2O/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17;/h3-20H,1-2H2;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1
• InChI key: WSVLPVUVIUVCRA-KPKNDVKVSA-N

Description

Application

α-Lactose monohydrate has been used:

• as a component of fraction B of diluent M1 for dilution of ram semen
• as a component of Platz diluent variant (PDV) for dilution of bottlenose dolphin semen
• in the preparation of HyQ PF-Chinese hamster ovary (CHO) disaccharide media for the adaptation of CHO cell lines
• for the preparation of protein-free chemically defined cell culture medium (PFCDM) for the adaptation of human embryonic kidney 293 (HEK293) cells

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)