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Name |
Methyl alpha-D-galactopyranoside |
EINECS | 222-251-7 |
CAS No. | 3396-99-4 | Density | 1.47 g/cm3 |
PSA | 99.38000 | LogP | -2.56730 |
Solubility | N/A | Melting Point |
116-117 oC |
Formula | C7H14O6 | Boiling Point | 389.1 °C at 760 mmHg |
Molecular Weight | 194.185 | Flash Point | 189.1 °C |
Transport Information | N/A | Appearance | White Powder |
Safety | 24/25-22 | Risk Codes | N/A |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
Galactopyranoside,methyl, a-D- (8CI);1-O-Methyl-a-D-galactopyranoside;Methyl a-D-galactopyranoside;Methyl a-D-galactoside;Methyl a-galactopyranoside;NSC 33684; |
Article Data | 154 |
Conditions | Yield |
---|---|
With acetyl chloride for 0.583333h; Heating; microwave irradiation; | 100% |
Amberlite IR-120 (H+) resin for 24h; Heating; | 55% |
With hydrogenchloride | |
With Amberlite IR 120 (H+ form) for 0.333333h; Reflux; Microwave irradiation; | |
With acetyl chloride for 12h; Inert atmosphere; Reflux; |
methyl 2,3,4,6-tetra-O-benzoyl-α-D-galactopyranoside
methyl α-D-galactopyranoside
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen In methanol; ethyl acetate for 3h; Molecular sieve; | 100% |
Conditions | Yield |
---|---|
With polymer-supported potassium thiophenolate In tetrahydrofuran; methanol at 80℃; for 2.5h; | 98% |
With Amberlyst A-26(OH) In methanol for 6h; Ambient temperature; | 94% |
Conditions | Yield |
---|---|
With tris(2,4,6-trimethoxyphenyl)phosphine In methanol at 20℃; for 30h; | 93% |
In methanol; water; triethylamine at 20℃; for 24h; | |
With methanol; sodium methylate at 20℃; Reagent/catalyst; | 100 %Spectr. |
With ammonium hydroxide In tetrahydrofuran; methanol |
Conditions | Yield |
---|---|
tetrafluoroboric acid In acetonitrile at 20℃; for 0.2h; | 87.2% |
methyl α-galactopyranoside 6-sulfate
A
methyl 2,3-dideoxy-α-D-threo-hexopyranoside
B
methyl α-D-galactopyranoside
Conditions | Yield |
---|---|
With sodium hydroxide at 100℃; | A 86% B n/a |
With sodium hydroxide at 100℃; Title compound not separated from byproducts; | A 86% B n/a |
methanol
D-Galactose
A
Methyl α,β-D-galactofuranoside
B
methyl α-D-galactopyranoside
Conditions | Yield |
---|---|
With iron(III) chloride Heating; | A 65% B 24% |
methanol
D-Galactose
A
methyl α-D-galactofuranoside
B
methyl-β-D-galactofuranoside
C
methyl beta-D-galactopyranoside
D
methyl α-D-galactopyranoside
Conditions | Yield |
---|---|
With amberlite IR-120H In methanol at 35℃; for 48h; | A 17 % Spectr. B 60% C 6 % Spectr. D 9 % Spectr. |
Conditions | Yield |
---|---|
With hydrogenchloride; methanol |
Conditions | Yield |
---|---|
With hydrogenchloride; methanol; dimethylsulfite |
IUPAC name: (2R,3R,4S,5R,6S)-2-(Hydroxymethyl)-6-methoxyoxane-3,4,5-triol
Molecular Formula: C7H14O6
Molecular Weight: 194.18 g/mol
EINECS: 222-251-7
Storage temp.: 2-8 °C
Melting point: 116-117 °C
Index of Refraction: 1.548
Surface Tension: 68.3 dyne/cm
Density: 1.47 g/cm3
Flash Point: 189.1 °C
Appearance: White Powder
Enthalpy of Vaporization: 73.83 kJ/mol
Boiling Point: 389.1 °C at 760 mmHg
Vapour Pressure: 1.15E-07 mmHg at 25 °C
Product Categories: Sugars, Carbohydrates & Glucosides;Sugars;Galactose;13C & 2H Sugars;Biochemistry;
Carbohydrates & Derivatives;Glycosides
Following is the structure of Methyl alpha-D-galactopyranoside (CAS NO.3396-99-4):
Methyl alpha-D-galactopyranoside (CAS NO.3396-99-4) hasn't been listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. And the toxicological properties have not been fully investigated.
Safety Statements: 24/25-22
S24/25:Avoid contact with skin and eyes.
S22:Do not breathe dust.
WGK Germany: 3
F: 3-10
Methyl alpha-D-galactopyranoside , its cas register number is 3396-99-4. It also can be called hexopyranoside, methyl ; and Methyl hexopyranoside . It is stable. But it incompatible with strong oxidizing agents. Methyl alpha-D-galactopyranoside (CAS NO.3396-99-4) should avoid the condition like incompatible materials and light. Its hazardous decomposition products are carbon monoxide, carbon dioxide. Its hazardous polymerization will not occur.