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C00984

CAS No.
3646-73-9
Chemical Name:
C00984
Synonyms
C00984;α-D-Galactose;a-D-Galactose;alpha-D-Galactose;α-D-galactopyranose
CBNumber:
CB12494053
Molecular Formula:
C6H12O6
Molecular Weight:
180.16
MDL Number:
MOL File:
3646-73-9.mol
MSDS File:
SDS
Last updated:2023-05-04 17:34:38

C00984 Properties

Melting point 169-170oC
Boiling point 410.8±45.0 °C(Predicted)
Density 1.732±0.06 g/cm3(Predicted)
storage temp. Refrigerator, Under Inert Atmosphere
solubility Water (Slightly)
pka 12.12±0.70(Predicted)
color White to Off-White
FDA UNII 7IOF6H4H77

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338

C00984 price More Price(3)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1287700 Galactose 3646-73-9 200mg $1610 2024-03-01 Buy
Usbiological 167162 α-D-Galactose 3646-73-9 5mg $403 2021-12-16 Buy
Medical Isotopes, Inc. 58345 α-D-Galactose 3646-73-9 50mg $1380 2021-12-16 Buy
Product number Packaging Price Buy
1287700 200mg $1610 Buy
167162 5mg $403 Buy
58345 50mg $1380 Buy

C00984 Chemical Properties,Uses,Production

Uses

α-D-Galactose is the alpha anomer of D-Galactose (G155250), the C-4 epimer of Glucose (G595000). D-Galactose is found in milk and sugar beets as well as being synthesized by the body.

Definition

ChEBI: Alpha-D-galactose is d-Galactopyranose having alpha-configuration at the anomeric centre. It has a role as a mouse metabolite. It is an enantiomer of an alpha-L-galactose.

Purification Methods

-D-Galactose is crystallised twice from aqueous 80% EtOH at -10o, then dried in a vacuum oven at 90o over P2O5 for 10hours. [Link Biochemical Preparations 3 75 1953, Hansen et al. Biochemical Preparations 4 2 1955.] Also purify it by recrystallising the dried solid (150g) in hot H2O (150mL), then adding hot MeOH (250mL) and hot EtOH (500mL), stirring to mix, filtering through a bed of charcoal, and the clear filtrate is stirred to initiate crystallisation. After standing overnight at 10o, the crystals of the -anomer are filtered off by suction, washed with MeOH, then EtOH, and dried (yield 130g), and more can be obtained by evaporation of the filtrate and washing as before. [Wolfrom & Thompson Methods in Carbohydrate Chemistry I 120 1962, Academic Press, Beilstein 1 IV 4336.]

C00984 Preparation Products And Raw materials

Raw materials

Preparation Products

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alpha-D-Galactose C00984 α-D-Galactose α-D-galactopyranose a-D-Galactose 3646-73-9 Carbohydrates & Derivatives, Pharmaceuticals, Intermediates & Fine Chemicals