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Lactose Structure

Lactose

Chemical Properties

Melting point 222.8°C
Boiling point 397.76°C (rough estimate)
Density  1.5300
refractive index  1.5376 (estimate)
storage temp.  2-8°C
solubility  Freely but slowly soluble in water, practically insoluble in ethanol (96 per cent).
form  Powder
pka 12.39±0.20(Predicted)
color  White to Off-white
Odor wh. hard cryst. mass or wh. powd., odorless to sl. char. odor but readily absorbs odors, mildly swee
Water Solubility  5-10 g/100 mL at 20 ºC
BRN  93796
Stability Stable. Incompatible with strong oxidizing agents.
LogP -3.391 (est)
CAS DataBase Reference 63-42-3(CAS DataBase Reference)
NIST Chemistry Reference D-Glucose, 4-o-«beta»-D-galactopyranosyl-(63-42-3)
EPA Substance Registry System Lactose (63-42-3)

Safety Information

Safety Statements  24/25
WGK Germany  2
RTECS  OD9625000
TSCA  Yes
HS Code  17021100
Hazardous Substances Data 63-42-3(Hazardous Substances Data)

MSDS

Usage And Synthesis

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