1356701

Lactose monohydrate

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): D-Lactose monohydrate, Α-lactose monohydrate, β-D-Gal-(1→4)-D-Glc, 4-O-β-D-Galactopyranosyl-D-glucose, Milk sugar
• Empirical Formula (Hill Notation): C₁₂H₂₂O₁₁ · H₂O
• CAS Number: 64044-51-5
• Molecular Weight: 360.31
• Beilstein/REAXYS Number: 3768231
• MDL number: MFCD00166994
• UNSPSC Code: 41116107
• PubChem Substance ID: 329750222
• NACRES: NA.24

Properties

• grade: pharmaceutical primary standard
• API family: lactose
• manufacturer/tradename: USP
• application(s): cleaning products; cosmetics; food and beverages; personal care; pharmaceutical (small molecule)
• format: neat
• SMILES string: O.OC[C@@H](O)[C@@H](O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O)[C@H](O)[C@@H](O)C=O
• InChI: 1S/C12H22O11.H2O/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12;/h1,4-12,14-21H,2-3H2;1H2/t4-,5+,6+,7+,8-,9-,10+,11+,12-;/m0./s1
• InChI key: HBDJFVFTHLOSDW-XBLONOLSSA-N

Description

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.
Lactose Monohydrate is the monohydrate of O-β-d-galactopyranosyl-(1→4)-α-_D-glucopyranose.

Application

Lactose monohydrate USP reference standard for use in specified quality tests and assays.

Also used to prepare the standard solution for identification by thin-layer chromatography (TLC) according to the given below monographs of United States Pharmacopeia(USP):

• Lactose monohydrate
• Galactose

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable