Basic Information | Post buying leads | Suppliers | Cas Database |
Name |
2-Methyl-1,3-dioxolane |
EINECS | 207-841-4 |
CAS No. | 497-26-7 | Density | 0.97g/cm3 |
PSA | 18.46000 | LogP | 0.37920 |
Solubility | very soluble SOLVENT | Melting Point |
N/A |
Formula | C4H8 O2 | Boiling Point | 82 - 83 C |
Molecular Weight | 88.1063 | Flash Point | -2 C |
Transport Information | HAZARD | Appearance | clear liquid |
Safety | Moderately toxic by ingestion. Mildly toxic by inhalation. A skin and eye irritant. When heated to decomposition it emits acrid smoke and irritating fumes. | Risk Codes | 11-36 |
Molecular Structure | Hazard Symbols | 2 (Packing Group: II) UN NO. | |
Synonyms |
2-Methyl-1,3-dioxacyclopentane;2-Methyl-1,3-dioxolane;2-Methyldioxolane;Methyl dioxolane;NSC 5209; |
Article Data | 73 |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane at 20℃; for 0.416667h; | 97% |
With toluene-4-sulfonic acid 1.)cooling, 1 h 2.)20 deg C, 20 h; | 57% |
With C6H12Bi6O28S6 for 4h; Reflux; | 10% |
Conditions | Yield |
---|---|
With iron(III) chloride hexahydrate; sodium nitrite at 50℃; for 24h; Temperature; Time; UV-irradiation; | 67% |
2-bromomethyl-1,3-dioxolane
ethyl 3-bromobenzoate
A
2-methyl-1,3-dioxolane
B
di(1,3-dioxolan-2-yl)methane
C
benzoic acid ethyl ester
D
ethyl 3-((1,3-dioxolan-2-yl)methyl)benzoate
Conditions | Yield |
---|---|
With pyridine; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; 1,10-Phenanthroline; NiI2*3.5H2O; sodium iodide; zinc at 20 - 60℃; for 19h; chemoselective reaction; | A n/a B n/a C n/a D 66% E n/a |
2-ethoxy-ethanol
lead(IV) tetraacetate
A
2-methyl-1,3-dioxolane
B
2-ethoxyethyl acetate
C
ethyl acetate
Conditions | Yield |
---|---|
In chlorobenzene at 140℃; for 0.5h; | A 27% B 63% C 10% |
2-ethoxy-ethanol
A
2-methyl-1,3-dioxolane
B
2-ethoxyethyl acetate
C
ethyl acetate
Conditions | Yield |
---|---|
With lead(IV) acetate In chlorobenzene at 140℃; for 0.5h; glass tube; | A 27% B 63% C 10% |
Conditions | Yield |
---|---|
With potassium hydroxide at 120℃; Product distribution; cyclization, various alkalis; | 51% |
With sulfuric acid |
ethylene glycol
A
2-methyl-1,3-dioxolane
B
1,4-dioxane
C
acetaldehyde
D
diethylene glycol
Conditions | Yield |
---|---|
With tungsten trioxide on silica; hydrogen In water at 340℃; Temperature; Inert atmosphere; | A 38.8% B 28.7% C 44.9% D n/a |
2-ethoxy-ethanol
A
2-methyl-1,3-dioxolane
B
ethylene glycol monoformate
C
ethoxyacetaldehyde
D
formic acid ethyl ester
Conditions | Yield |
---|---|
With air; methyl nitrite; nitrogen(II) oxide at 23.85℃; under 750 Torr; for 2h; Oxidation; UV-irradiation; Further byproducts given; | A 3.4% B 36% C 24% D 43% |
Conditions | Yield |
---|---|
With synthetic silica ge at 150℃; for 24h; Kinetics; Autoclave; Green chemistry; | A 40% B 9% |
Product Name: 2-Methyl-1,3-dioxolane (CAS NO.497-26-7)
Molecular Formula: C4H8O2
Molecular Weight: 88.11g/mol
Mol File: 497-26-7.mol
Einecs: 207-841-4
Appearance: Clear colorless liquid
Boiling point: 82.4 °C at 760 mmHg
Storage Temperature: Flammables area
Flash Point: 4 °C
Density: 0.97 g/cm3
Refractive index: n20/D 1.398(lit.)
Sensitive: Moisture Sensitive
Surface Tension: 27.9 dyne/cm
Enthalpy of Vaporization: 30.96 kJ/mol
Vapour Pressure: 87.6 mmHg at 25°C
XLogP3-AA: 0.2
H-Bond Donor: 0
H-Bond Acceptor: 2
Product Categories: Dioxanes & Dioxolanes; Dioxolanes
1. | skn-rbt 500 mg/24H MLD | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,797. | ||
2. | eye-rbt 20 mg/24H MOD | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,797. | ||
3. | orl-rat LD50:2900 mg/kg | GISAAA Gigiena i Sanitariya. 47 (8)(1982),89. | ||
4. | ihl-rat LC50:80 g/m3 | GISAAA Gigiena i Sanitariya. 39 (11)(1974),94. | ||
5. | orl-mus LD50:3500 mg/kg | GISAAA Gigiena i Sanitariya. 39 (11)(1974),94. | ||
6. | ihl-mus LC50:59 g/m3 | GISAAA Gigiena i Sanitariya. 39 (11)(1974),94. |
Reported in EPA TSCA Inventory.
Moderately toxic by ingestion. Mildly toxic by inhalation. A skin and eye irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
Safety Information of 2-Methyl-1,3-dioxolane (CAS NO.497-26-7):
Hazard Codes: F,Xi
Risk Statements: 11-36
11: Highly Flammable
36: Irritating to the eyes
Safety Statements: 16-26
16: Keep away from sources of ignition - No smoking
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
2-Methyl-1,3-dioxolane ,its CAS NO. is 497-26-7,the synonyms is 2-Methyl-1,3-dioxacyclopentane ; 2-Methyl-3-dioxolane ; 2-Methyldioxolane ; Acetaldehyde ethylene acetal ; 2-Methyl-1,3-dioxolane ; Methyldioxolane .