5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole

Modify Date: 2025-08-21 09:03:18

5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole Structure
5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole structure
 Common Name 5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole
CAS Number 20545-21-5 Molecular Weight 255.20700
Density 1.32g/cm3 Boiling Point 367.3ºC at 760 mmHg
Molecular Formula C11H14NO4P Melting Point N/A
MSDS N/A Flash Point 175.9ºC

 Names

Name 5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole

 Chemical & Physical Properties

Density 1.32g/cm3
Boiling Point 367.3ºC at 760 mmHg
Molecular Formula C11H14NO4P
Molecular Weight 255.20700
Flash Point 175.9ºC
Exact Mass 255.06600
PSA 66.93000
LogP 2.05860
Vapour Pressure 2.92E-05mmHg at 25°C
Index of Refraction 1.563

 Synthetic Route

dimethyl vinylphosphonate structure

dimethyl vinylp...

CAS#:4645-32-3

Benzaldehyde, oxime, (Z)- structure

Benzaldehyde, o...

CAS#:622-32-2

~%

5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole Structure

5-dimethoxyphos...

CAS#:20545-21-5

Literature: Hoechst Aktiengesellschaft Patent: US5006515 A1, 1991 ; US 5006515 A
dimethyl vinylphosphonate structure

dimethyl vinylp...

CAS#:4645-32-3

Alpha-Chlorobenzaldoxime structure

Alpha-Chloroben...

CAS#:698-16-8

~%

5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole Structure

5-dimethoxyphos...

CAS#:20545-21-5

Literature: Kolokol'zeva,I.G. et al. J. Gen. Chem. USSR (Engl. Transl.), 1968 , vol. 38, # 6 p. 1248 - 1254,1203 - 1207
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Chemsrc provides CAS#:20545-21-5 MSDS, density, melting point, boiling point, structure, etc. Its name is 5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole>> amp version: 5-dimethoxyphosphoryl-3-phenyl-4,5-dihydro-1,2-oxazole

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