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CAS No.: | 288-14-2 |
---|---|
Name: | Isoxazole |
Article Data: | 61 |
Molecular Structure: | |
Formula: | C3H3NO |
Molecular Weight: | 69.0629 |
Synonyms: | 1,2-Oxazole;1-Oxa-2-azacyclopentadiene;2-Azafuran;NSC 137774; |
EINECS: | 206-018-7 |
Density: | 1.055 g/cm3 |
Melting Point: | -67.1°C |
Boiling Point: | 95.5 °C at 760 mmHg |
Flash Point: | 8.9 °C |
Appearance: | colorless liquid |
Hazard Symbols: | F, Xi |
Risk Codes: | 11 |
Safety: | 16-23/33-33-29-7/9 |
Transport Information: | UN 1993 3/PG 2 |
PSA: | 26.03000 |
LogP: | 0.67460 |
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride at 110 - 120℃; Green chemistry; | 85.5% |
Conditions | Yield |
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With hydroxylamine hydrochloride In water at 70℃; for 3.5h; | 43% |
With hydrogenchloride; water; hydroxylamine | |
With hydrogenchloride; hydroxylamine | |
With hydroxylamine hydrochloride |
Conditions | Yield |
---|---|
In tetrahydrofuran; water under 760 Torr; for 1.5h; Ambient temperature; | 28% |
With water In tetrahydrofuran Ambient temperature; Yield given; |
Conditions | Yield |
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With hydroxylamine | |
With hydrogenchloride; hydroxylamine |
Conditions | Yield |
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With hydrogenchloride; water; hydroxylamine |
Conditions | Yield |
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With sulfuric acid Erhitzen des Reaktionsprodukts mit wss. H2SO4; |
Conditions | Yield |
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With hydrogenchloride; water; hydroxylamine |
acetic acid-(1-bromo-3,3-dichloro-propyl ester)
ISOXAZOLE
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol; hydroxylamine | |
With hydrogenchloride; ethanol; hydroxylamine; sodium acetate |
1-acetoxy-1,3,3-tribromopropane
ISOXAZOLE
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol; hydroxylamine | |
With hydrogenchloride; ethanol; hydroxylamine; sodium acetate |
Conditions | Yield |
---|---|
With sulfuric acid |
Molecular structure of Isoxazole (CAS NO.288-14-2) is:
Product Name: Isoxazole
CAS Registry Number: 288-14-2
IUPAC Name: 1,2-oxazole
Molecular Weight: 69.06202 [g/mol]
Molecular Formula: C3H3NO
XLogP3: 0.1
H-Bond Donor: 0
H-Bond Acceptor: 2
EINECS: 206-018-7
Surface Tension: 31.7 dyne/cm
Density: 1.055 g/cm3
Flash Point: 8.9 °C
Refractive index: n20/D 1.427(lit.)
Enthalpy of Vaporization: 32.12 kJ/mol
Boiling Point: 95.5 °C at 760 mmHg
Vapour Pressure: 51.7 mmHg at 25 °C
Product Categories: Isoxazoles, Oxadiazoles, Oxazoles;pharmacetical;Boronic ester;Isoxazole;Organoborons;Thiophens;Building Blocks;Heterocyclic Building Blocks;Isoxazoles
Isoxazole (CAS NO.288-14-2) is used in organic synthesis.
Hazard Codes: F,Xi
Risk Statements: 11
R11:Highly flammable.
Safety Statements: 16-23/33-33-29-7/9
S16:Keep away from sources of ignition.
S23:Do not breathe vapour.
S33:Take precautionary measures against static discharges.
S29:Do not empty into drains.
S7/9:Keep container tightly closed and in a well-ventilated place.
RIDADR: UN 1993 3/PG 2
WGK Germany: 3
F: 10
Hazard Note: Highly Flammable
HazardClass: 3
PackingGroup: II
HS Code: 29349990
Isoxazole , its cas register number is 288-14-2. It also can be called 1,2-Oxazole ; 1-Oxa-2-azacyclopentadiene .It is a colorless liquid and very soluble in water.It can be found in some natural products, such as ibotenic acid ,and it also form the basis for a number of drugs, including the COX-2 inhibitor valdecoxib (Bextra).