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: 2024-01-16 14:48:56

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