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| CAS No.: | 6153-56-6 |
|---|---|
| Name: | Oxalic acid dihydrate |
| Molecular Structure: | |
|
|
|
| Formula: | C2H6O6 |
| Molecular Weight: | 126.066 |
| Synonyms: | Ethanedioicacid, dihydrate (9CI);Oxalic acid, dihydrate (8CI); |
| EINECS: | 205-634-3 |
| Density: | 1.65 g/cm3 |
| Melting Point: | 104-106 °C(lit.) |
| Boiling Point: | 108-109°C |
| Flash Point: | 157°C |
| Solubility: | 138 g/L (20 °C) in water |
| Appearance: | white crystals |
| Hazard Symbols: |
 Xn,  C
|
| Risk Codes: | 21/22 |
| Safety: | 24/25 |
| Transport Information: | UN 3261 8/PG 3 |
| PSA: | 93.06000 |
| LogP: | -0.97300 |
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| Conditions | Yield |
|---|---|
| With hydrogenchloride; water at 80℃; for 1h; Product distribution / selectivity; | 56% |
- 6153-56-6
oxalic acid dihydrate
- 94929-01-8
{Pt(PMe3)2(ox)}
| Conditions | Yield |
|---|---|
| In not given | 100% |
- 553-26-4
4,4'-bipyridine
- 6153-56-6
oxalic acid dihydrate
- 226401-77-0
(2).infin.[Fe(oxalate)(4,4'-bipyridine)]
| Conditions | Yield |
|---|---|
| In water byproducts: HBr, H2O; molar ratio Fe:oxalate:bipy:H2O=1:1:1:444, digestion bomb, 170°C,7 d; washing (water, Me2CO), drying in air; | 99% |
- 553-26-4
4,4'-bipyridine
- 6153-56-6
oxalic acid dihydrate
- 226401-78-1
(2).infin.[Co(oxalate)(4,4'-bipyridine)]
| Conditions | Yield |
|---|---|
| In water byproducts: HBr, H2O; molar ratio Co:oxalate:bipy:H2O=1:1:1:444, digestion bomb, 170°C,7 d; | 99% |
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1,4-bis(3-aminopropyl)piperazine
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phosphoric acid
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water
- 6153-56-6
oxalic acid dihydrate
| Conditions | Yield |
|---|---|
| In water High Pressure; mixt. of FeCl3*6H2O, H2C2O4*2H2O, H3PO4, 1,4-bis(3-aminopropyl)piperazine, and water (pH 4.6) heated at 120°C for 3 d in Teflon-lined stainless-steel Parr acid digestion bomb, slow cooling at 5°C/h to room temp.; | 99% |
| Conditions | Yield |
|---|---|
| In toluene byproducts: H2O; boric acid, pyridoxine and oxalic acid*2H2O in 1:1:1 molar ratio refluxed in toluene during 6 h under continuous sepn. of react. water; filtered; dried at 120°C; elem. anal.; | 99% |
- 6153-56-6
oxalic acid dihydrate
- 34851-41-7
tetrabutyl ammonium methoxide
- 33081-83-3
bis(tetrabutylammonium)oxalate
| Conditions | Yield |
|---|---|
| In methanol for 4h; | 98% |
| Conditions | Yield |
|---|---|
| In water at 150℃; for 168h; Autoclave; | 95% |
- 6153-56-6
oxalic acid dihydrate
- 75719-86-7
2,3,4,6-tetra-O-benzyl-1-O-(N-benzyloxycarbonylglycylglycylglycyl)-α-D-glucopyranose
- 75719-99-2
1-O-(glycylglycylglycyl)-α-D-glucopyranose mono-oxalate
| Conditions | Yield |
|---|---|
| With hydrogen; palladium on activated charcoal In 2-methoxy-ethanol; acetic acid for 24h; | 92% |
- 6153-56-6
oxalic acid dihydrate
- 75719-88-9
2,3,4,6-tetra-O-benzyl-1-O-(N-benzyloxycarbonyl-L-phenylalanylglycylglycyl)-β-D-glucopyranose
- 75720-06-8
1-O-(L-phenylalanylglycylglycyl)-β-D-glucopyranose mono-oxalate
| Conditions | Yield |
|---|---|
| With hydrogen; palladium on activated charcoal In 2-methoxy-ethanol; acetic acid for 20h; | 92% |
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Chemistry
Molecular structure of Ethanedioic acid, dihydrate (CAS NO.6153-56-6) is:
Product Name: Ethanedioic acid, dihydrate
CAS Registry Number: 6153-56-6
IUPAC Name: oxalic acid dihydrate
Molecular Weight: 126.06544 [g/mol]
Molecular Formula: C2H6O6
H-Bond Donor: 4
H-Bond Acceptor: 6
EINECS: 205-634-3
Melting Point: 104-106 °C(lit.)
Water Solubility: 138 g/L (20 °C)
Sublimation: 157 °C
Density: 1.65 g/cm3
Flash Point: 188.8 °C
Enthalpy of Vaporization: 67.15 kJ/mol
Boiling Point: 365.1 °C at 760 mmHg
Vapour Pressure: 2.51E-06 mmHg at 25°C
Stability: Stable. Incompatible with bases, acid chlorides, steel, silver, silver compounds, moisture. Avoid contact with metals.
Product Categories: Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts
Uses
Ethanedioic acid, dihydrate (CAS NO.6153-56-6) can be used in wood bleaching and brightener, stain remover.
Safety Profile
Safty information about Ethanedioic acid, dihydrate (CAS NO.6153-56-6) is:
Hazard Codes: 
Xn, 
C
Risk Statements: 21/22
R21/22:Harmful in contact with skin and if swallowed.
Safety Statements: 24/25
S24/25:Avoid contact with skin and eyes.
RIDADR: UN 3261 8/PG 3
WGK Germany: 1
RTECS: RO2450000
HazardClass: 8
PackingGroup: III
HS Code: 29171100
Specification
Ethanedioic acid, dihydrate , its cas register number is 6153-56-6. It also can be called Dicarbolic acid dihydrate ; Ethanedioic acid dihydrate .It is a white crystals.