D-Lactose monohydrate - Ultra pure, ≥99.5%(HPLC) , CAS No.64044-51-5

CAS: 64044-51-5 Cat. No.: L100103 Formula: C₁₂H₂₂O₁₁ · H₂O Molecular Weight: 360.31 Beilstein Registry Number: 3768231 EC Number: 613-418-9

GRADE & PURITY Ultra pure, ≥99.5%(HPLC)

Synonyms

alpha-Lactose monohydrate | Respitose | Fenyramidol (VAN) (*hydrochloride*) | Lactose monohydrate | .alpha.-D-Glucopyranose, 4-O-.beta.-D-galactopyranosyl-, monohydrate | Lactose (JP17) | Spherolac 100 | LACTOSE MONOHYDRATE [EP MONOGRAPH] | (2R,3R,4S,5R,6

Storage

Argon charged,Room temperature

Shipped In

Normal

Specifications

Synonyms

alpha-Lactose monohydrate | Respitose | Fenyramidol (VAN) (*hydrochloride*) | Lactose monohydrate | .alpha.-D-Glucopyranose, 4-O-.beta.-D-galactopyranosyl-, monohydrate | Lactose (JP17) | Spherolac 100 | LACTOSE MONOHYDRATE [EP MONOGRAPH] | (2R,3R,4S,5R,6

Specifications & Purity

Ultra pure, ≥99.5%(HPLC)

Biochemical and Physiological Mechanisms

Lactose is a substance formed by the condensation of a galactose and a glucose molecule. Lactose is the main sugar in most types of milk and is usually found in between 2-8%. Lactase hydrolyzes lactose into its constituent monosaccharides. In newborns, gl

Storage

Argon charged,Room temperature

Shipped In

Normal

Grade

Ultra pure

Purity

≥99.5%(HPLC)

Names and Identifiers

Pubchem Sid

528763965

Canonical Smiles

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

IUPAC Name

(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;hydrate

InChIKey

WSVLPVUVIUVCRA-KPKNDVKVSA-N

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

Isomeric SMILES

C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](O[C@@H]([C@@H]([C@H]2O)O)O)CO)O)O)O)O.O

WGK Germany

3

Alternate CAS

10039-26-6

Molecular Weight

360.31

Beilstein

3768231

Reaxy-Rn

38095197

Reaxys-RN_link_address

https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=38095197&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organic oxygen compounds
    • Class Organooxygen compounds
      • Subclass Carbohydrates and carbohydrate conjugates
        • Level5 Glycosyl compounds
          • Level6 O-glycosyl compounds

• Kingdom: Organic compounds
• Superclass: Organic oxygen compounds
• Class: Organooxygen compounds
• Subclass: Carbohydrates and carbohydrate conjugates
• Intermediate Tree Nodes: Glycosyl compounds
• Direct Parent: O-glycosyl compounds
• Alternative Parents: Disaccharides Oxanes Secondary alcohols Hemiacetals Polyols Oxacyclic compounds Acetals Primary alcohols Organic oxides Hydrocarbon derivatives
• Molecular Framework: Aliphatic heteromonocyclic compounds
• Substituents: O-glycosyl compound - Disaccharide - Oxane - Secondary alcohol - Hemiacetal - Oxacycle - Organoheterocyclic compound - Polyol - Acetal - Organic oxide - Hydrocarbon derivative - Primary alcohol - Alcohol - Aliphatic heteromonocyclic compound
• Description: This compound belongs to the class of organic compounds known as o-glycosyl compounds. These are glycoside in which a sugar group is bonded through one carbon to another group via a O-glycosidic bond.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Sensitivity: Moisture sensitive
• Specific Rotation[α]: 52.5 ° (C=10, H2O)
• Melt Point(°C): 219°C
• Molecular Weight: 360.310 g/mol
• Hydrogen Bond Donor Count: 9
• Hydrogen Bond Acceptor Count: 12
• Rotatable Bond Count: 4
• Exact Mass: 360.127 Da
• Monoisotopic Mass: 360.127 Da
• Topological Polar Surface Area: 191.000 Ų
• Heavy Atom Count: 24
• Formal Charge: 0
• Complexity: 382.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 10
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 2

XLogP3