Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur

Modify Date: 2024-01-16 14:48:56

Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur Structure
Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur structure
 Common Name Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur
CAS Number 34932-07-5 Molecular Weight 346.35900
Density 1.23g/cm3 Boiling Point 502.1ºC at 760 mmHg
Molecular Formula C22H19O2P Melting Point N/A
MSDS N/A Flash Point 270.6ºC

 Names

Name 3-(triphenyl-λ5-phosphanylidene)oxolan-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.23g/cm3
Boiling Point 502.1ºC at 760 mmHg
Molecular Formula C22H19O2P
Molecular Weight 346.35900
Flash Point 270.6ºC
Exact Mass 346.11200
PSA 36.11000
LogP 3.09980
Index of Refraction 1.633

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LU5170000
CHEMICAL NAME :
2(3H)-Furanone, 3-(triphenylphosphoranylidene)-
CAS REGISTRY NUMBER :
34932-07-5
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C22-H19-O2-P
MOLECULAR WEIGHT :
346.38
WISWESSER LINE NOTATION :
T5OVYJ CUPR&R&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04560

 Synthetic Route

3-Bromdihydrofuran-2(3H)-on structure

3-Bromdihydrofu...

CAS#:5061-21-2
Triphenylphosphine structure

Triphenylphosphine

CAS#:603-35-0

~90%

Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur Structure

Dihydro-3-(trip...

CAS#:34932-07-5
Literature: Fournier, Jeremy; Arseniyadis, Stellios; Cossy, Janine Angewandte Chemie - International Edition, 2012 , vol. 51, # 30 p. 7562 - 7566
Triphenylphosphine structure

Triphenylphosphine

CAS#:603-35-0

~%

Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur Structure

Dihydro-3-(trip...

CAS#:34932-07-5
Literature: Fotiadu; Archavlis; Buono Tetrahedron Letters, 1990 , vol. 31, # 34 p. 4859 - 4862
Phosphonium,triphenyl(tetrahydro-2-oxo-3-furanyl)-, bromide (1:1) structure

Phosphonium,tri...

CAS#:28228-78-6

~%

Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur Structure

Dihydro-3-(trip...

CAS#:34932-07-5
Literature: Lyga, John W.; Secrist, John A. Journal of Organic Chemistry, 1983 , vol. 48, # 12 p. 1982 - 1988

 Synonyms

3-(Triphenylphosphoranylidene)dihydrofuran-2-(3H)-one
2-oxo-3-oxa-cyclopentylidenetriphenylphosphorane
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Chemsrc provides CAS#:34932-07-5 MSDS, density, melting point, boiling point, structure, etc. Its name is Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur>> amp version: Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur

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