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CAS No.: | 14812-59-0 | ||||||||||
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Name: | 2-CHLORO-4,4,5,5-TETRAMETHYL-1,3,2-DIOXAPHOSPHOLANE | ||||||||||
Article Data: | 8 | ||||||||||
Molecular Structure: | |||||||||||
Formula: | C6H12 Cl O2 P | ||||||||||
Molecular Weight: | 182.587 | ||||||||||
Synonyms: | 2,3-Butanediol,2,3-dimethyl-, cyclic phosphorochloridite (7CI); Phosphorochloridous acid,cyclic tetramethylethylene ester (8CI);2-Chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane;4,5-Tetramethyl-2-chloro-1,3,2-dioxaphospholane; Tetramethylethylenechlorophosphite | ||||||||||
Density: | 1.149 g/mL at 25 °C(lit.) | ||||||||||
Boiling Point: | 81.5-82 °C13 mm Hg(lit.) | ||||||||||
Flash Point: | >230 °F | ||||||||||
Hazard Symbols: | |||||||||||
Risk Codes: | 14-34 | ||||||||||
Safety: |
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PSA: | 32.05000 | ||||||||||
LogP: | 3.05610 |
2,3-dimethyl-2,3-butane diol
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
Conditions | Yield |
---|---|
With triethylamine; phosphorus trichloride In diethyl ether at -10 - 20℃; for 2h; | 70% |
With triethylamine; phosphorus trichloride | 34% |
With pyridine; diethyl ether; phosphorus trichloride |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
N-hydroxyphthalimide
2-(4,4,5,5-Tetramethyl-[1,3,2]dioxaphospholan-2-yloxy)-isoindole-1,3-dione
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 20℃; | 96% |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
4,4,5,5-tetramethyl<1,3,2>dioxaphospholane-2-oxide
Conditions | Yield |
---|---|
With water In tetrahydrofuran for 2h; | 90% |
With water; triethylamine In tetrahydrofuran; benzene |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
Benzohydroxamic acid
7,7,8,8-Tetramethyl-3-phenyl-1,4,6,9-tetraoxa-2-aza-5λ5-phospha-spiro[4.4]non-2-ene
Conditions | Yield |
---|---|
With triethylamine In acetonitrile | 90% |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
tert-butyl alcohol
2-tert-butoxy-4,4,5,5-tetramethyl-[1,3,2]dioxaphospholane
Conditions | Yield |
---|---|
With pyridine In diethyl ether 1.) -10 deg C, 1 h, 2.) reflux, 1 h; | 90% |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
2-hydroxy-2-phenylacetophenone
Conditions | Yield |
---|---|
With triethylamine In diethyl ether at -10 - 20℃; for 2h; Inert atmosphere; | 90% |
With triethylamine |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
Conditions | Yield |
---|---|
Stage #1: C34H28O2 With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; Inert atmosphere; Stage #2: 2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h; Inert atmosphere; | 84% |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
1-(4,4,5,5-Tetramethyl-[1,3,2]dioxaphospholan-2-yloxy)-1H-pyridin-2-one
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 20℃; | 80% |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
1-Hydroxy-2-pyridon
A
1-(4,4,5,5-Tetramethyl-[1,3,2]dioxaphospholan-2-yloxy)-1H-pyridin-2-one
B
2-(4,4,5,5-Tetramethyl-[1,3,2]dioxaphospholan-2-yloxy)-pyridine 1-oxide
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran Title compound not separated from byproducts; | A 80% B n/a |
2-chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at -78℃; for 2h; Title compound not separated from byproducts; | A 80% B n/a |