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Product Name: Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur
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34932-07-5

34932-07-5 structure

34932-07-5 structure

Name: Dihydro-3-(triphenylphosphoranylidene)-2(3H)-fur
Chemical Name: 3-(triphenyl-λ5-phosphanylidene)oxolan-2-one
CAS Number: 34932-07-5
Molecular Formula: C₂₂H₁₉O₂P
Molecular Weight: 346.35900
Create Date: 2018-12-17 19:08:46
Modify Date: 2025-08-28 16:54:21

Name	3-(triphenyl-λ5-phosphanylidene)oxolan-2-one
Synonyms	3-(Triphenylphosphoranylidene)dihydrofuran-2-(3H)-one 2-oxo-3-oxa-cyclopentylidenetriphenylphosphorane

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

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

5061-21-2 structure

5061-21-2

603-35-0 structure

603-35-0

~90%

34932-07-5 structure

34932-07-5

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

603-35-0 structure

603-35-0

~%

34932-07-5 structure

34932-07-5

Literature: Fotiadu; Archavlis; Buono Tetrahedron Letters, 1990 , vol. 31, # 34 p. 4859 - 4862

28228-78-6 structure

28228-78-6

~%

34932-07-5 structure

34932-07-5

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

Precursor 3
5061-21-2 603-35-0 28228-78-6
DownStream 9
547-65-9 102271-77-2 1530-63-8 1530-65-0
1530-58-1 10008-73-8 66909-43-1 83677-24-1
58557-39-4

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