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| CAS No.: | 32449-92-6 |
|---|---|
| Name: | D-Glucurone |
| Molecular Structure: | |
|
|
|
| Formula: | C6H8O6 |
| Molecular Weight: | 176.126 |
| Synonyms: | Glucuronicacid, g-lactone, D- (6CI,8CI);D-Glucuronic acid lactone;D-Glucurono-3,6-lactone;D-Glucurono-g-lactone;D-Glucuronolactone;Dicurone;Glucoxy;Glucurone;D-Glucuronic acid, gamma-lactone;Glucuronolactone;Glucuronosan;Glycurone;Guronsan;NSC 656; |
| EINECS: | 251-053-3 |
| Density: | 1.749 g/cm3 |
| Melting Point: | 172-175 °C(lit.) |
| Boiling Point: | 403.5 °C at 760 mmHg |
| Flash Point: | 174.9 °C |
| Solubility: | soluble in water |
| Appearance: | white crystals or crystalline powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 24/25-36-26 |
| PSA: | 104.06000 |
| LogP: | -2.80660 |
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benzyl bromide
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- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With tetrabutyl ammonium fluoride In tetrahydrofuran; N,N-dimethyl-formamide at 0 - 20℃; | A n/a B n/a C 5% |
- 6556-12-3
D-Glucuronic acid
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| untersucht wurde das Lactonisierungsgleichgewicht in wss. Loesungen vom pH 7 - 8.5; |
- 87-73-0
D-glucaric acid
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With sodium amalgam; sulfuric acid; water |
- 87-89-8
D-myo-inositol
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| beim Behandeln mit einem Enzym-Praeparat aus Ratten-Nieren; |
- 709-50-2
methyl beta-D-glucopyranoside
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With water; oxygen; sodium hydrogencarbonate in Gegenwart von Platin und Erhitzen des Reaktionsprodukts mit wasserhaltiger Ameisensaeure; |
- 97-30-3
methyl-alpha-D-glucopyranoside
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With water; oxygen; sodium hydrogencarbonate in Gegenwart von Platin und Erhitzen des Reaktionsprodukts mit wasserhaltiger Ameisensaeure; | |
| With dinitrogen tetraoxide anschl. mit wasserhaltiger Ameisensaeure; | |
| With tetrachloromethane; dinitrogen tetraoxide Erwaermen des nach Behandeln mit wss. H2SO4 isolierten Reaktionsprodukts mit Butan-1-ol und konz. H2SO4 und anschl. Erwaermen mit wss. H2SO4; |
- 2671-19-4
O1,O2-isopropylidene-α-D-glucofuranuronic acid
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With hydrogenchloride; water | |
| With water anschl. Einengen der Reaktionsloesung; |
- 114127-73-0
(+)-Menthol glucuronide
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With sulfuric acid; water anschl. Einengen der von H2SO4 befreiten Reaktionsloesung; |
- 6920-57-6, 7259-41-8, 10345-04-7, 13168-11-1, 46825-92-7, 58865-20-6, 69127-38-4
α-D-glucopyranuronic acid 1-phosphate
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With formic acid; water |
- 13100-46-4
1,2,3,4-tetra-O-acetyl-β-D-glucopyranose
- 32449-92-6
D-glucurono-6,3-lactone
| Conditions | Yield |
|---|---|
| With potassium permanganate; acetic acid; acetone anschl. mit Aceton und Ba(OH)2 in Wasser, Behandeln des danach isolierten Barium-Salzes mit wss. H2SO4 und anschl. Einengen der von H2SO4 befreiten wss. Reaktionsloesung; |
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Chemistry
IUPAC Name: 2-(3,4-dihydroxy-5-oxooxolan-2-yl)-2-hydroxyacetaldehyde
Empirical Formula: C6H8O6
Molecular Weight: 176.1241g/mol
EINECS: 251-053-3
Structure of Glucuronic acid lactone (CAS NO.32449-92-6):
Index of Refraction: 1.597
Molar Refractivity: 34.31 cm3
Molar Volume: 100.6 cm3
Polarizability: 13.6×10-24cm3
Surface Tension: 99.5 dyne/cm
Density: 1.749 g/cm3
Flash Point: 174.9 °C
Enthalpy of Vaporization: 75.68 kJ/mol
Melting Point: 172-175 °C(lit.)
Boiling Point: 403.5 °C at 760 mmHg
Vapour Pressure: 3.42E-08 mmHg at 25°C
Water Solubility: soluble
Product Categories: Miscellaneous Natural Products;Biochemistry;Glucose;Sugar Acids;Sugars;Dextrins、Sugar & Carbohydrates
Canonical SMILES: C(=O)C(C1C(C(C(=O)O1)O)O)O
InChI: InChI=1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h1-5,8-10H
InChIKey: UYUXSRADSPPKRZ-UHFFFAOYSA-N
Uses
Glucuronic acid lactone (CAS NO.32449-92-6) is used as a precursor for ascorbic acid synthesis. It is also used as detoxicant.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| cat | LD50 | subcutaneous | 4700mg/kg (4700mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| dog | LD50 | intravenous | 940mg/kg (940mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| dog | LD50 | subcutaneous | 4700mg/kg (4700mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| mouse | LD50 | intraperitoneal | 5797mg/kg (5797mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| mouse | LD50 | intravenous | 4586mg/kg (4586mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| mouse | LD50 | oral | > 20gm/kg (20000mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| mouse | LD50 | subcutaneous | 8210mg/kg (8210mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| rabbit | LD50 | intravenous | 940mg/kg (940mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| rabbit | LD50 | subcutaneous | 4700mg/kg (4700mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| rat | LD50 | intravenous | 3200mg/kg (3200mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| rat | LD50 | oral | 10700mg/kg (10700mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. | |
| rat | LD50 | subcutaneous | 4700mg/kg (4700mg/kg) | Drugs in Japan Vol. 6, Pg. 225, 1982. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25:Avoid contact with skin and eyes.
S36:Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 2
RTECS: LZ8930000
HS Code: 29322980
Specification
Glucuronic acid lactone , its cas register number is 32449-92-6. It also can be called D-Glucofuranuronic acid, gamma-lactone ; D-Glucuronic acid lactone ; D-Glucurono-3,6-lactone ; D-Glucurono-6,3-lactone ; D-Glucuronolactone ; Dicurone ;
Glucoxy ; Glucurolactona ; Glucurolactone ; Glucurolactonum ; Glucurono-6,3-lactone ; Glucuronolactone ; Glucuronolattone ; Glucuronosan ; Gluronsan ; Guronsan ; Reulatt S.S. ; gamma-Glukurolakton . Glucuronic acid lactone (CAS NO.32449-92-6) is a white crystals or crystalline powder.