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L254 Sigma-Aldrich

D-Lactose monohydrate

ACS reagent

Synonym: β-D-Gal-(1→4)-D-Glc, 4-O-β-D-Galactopyranosyl-D-glucose, Milk sugar

  • CAS Number 64044-51-5

  • Empirical Formula (Hill Notation) C12H22O11 · H2O

  • Molecular Weight 360.31

  •  Beilstein/REAXYS Number 3768231

  •  EC Number 200-559-2

  •  MDL number MFCD00166994

  •  PubChem Substance ID 329817398

  •  NACRES NA.21

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Properties

Related Categories Carbohydrate Chemistry, Carbohydrate Derivatives, Chemical Biology, Chemical Synthesis
grade   ACS reagent
optical activity   [α]22/D +52.4°, c = 4.5 in H2O
impurities   dextrose, passes test
  sucrose, passes test
  ≤0.005% insolubles
  4.0-6.0% water
ign. residue   ≤0.03%
mp   219 °C (dec.)
cation traces   Fe: ≤5 ppm
  heavy metals (as Pb): ≤5 ppm
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

Packaging

2 kg in poly bottle

25 g in poly bottle

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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