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1439-36-7

1439-36-7 structure
1439-36-7 structure

Name (acetylmethylene)triphenylphosphorane
Synonyms 2-Propanone, 1-(triphenylphosphoranylidene)-
EINECS 215-878-2
1-(Triphenylphosphoranylidene)-2-propanone
1-Triphenylphosphoranylidene-2-propanone
1-(triphenyl-λ<sup>5</sup>-phosphanylidene)propan-2-one
(Acetylmethylene)triphenylphosphorane
(Triphenylphosphoranylidene)-2-propanone
1-(Triphenylphosphoranylidene)propan-2-one
2-Propanone, 1- (triphenylphosphoranylidene)-
1-(Triphenylphosphoranylidene)acetone
MFCD00008774
1-Triphenylphosphanylidene-propan-2-one
Density 1.1±0.1 g/cm3
Boiling Point 478.5±28.0 °C at 760 mmHg
Melting Point 203-205 °C(lit.)
Molecular Formula C21H19OP
Molecular Weight 318.349
Flash Point 243.2±24.0 °C
Exact Mass 318.117340
PSA 26.88000
LogP 3.22
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.611
Stability Stable. Combustible. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UC3900000
CHEMICAL NAME :
2-Propanone, triphenylphosphoranylidene-
CAS REGISTRY NUMBER :
1439-36-7
BEILSTEIN REFERENCE NO. :
0750077
LAST UPDATED :
199612
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C21-H19-O-P
MOLECULAR WEIGHT :
318.37
WISWESSER LINE NOTATION :
1V1UPR&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 :
32 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#01327 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
520 mg/kg/30D-I
TOXIC EFFECTS :
Gastrointestinal - ulceration or bleeding from stomach Blood - normocytic anemia Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 9,2641,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1560 mg/kg/26W-I
TOXIC EFFECTS :
Blood - changes in cell count (unspecified) Blood - changes in spleen Biochemical - Metabolism (Intermediary) - other proteins
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 9,2641,1975
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Risk Phrases R22:Harmful if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS UC3900000