methyldiphenylphosphine oxide

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Names

[ CAS No. ]:
2129-89-7

[ Name ]:
methyldiphenylphosphine oxide

[Synonym ]:
Phosphine oxide,methyldiphenyl
Phosphine oxide,diphenylmethyl
MFCD00002081
methyl(diphenyl)phosphane oxide
Diphenylmethylphosphine oxide
Methyldiphenylphosphine oxide
Methyl(diphenyl)phosphine Oxide
EINECS 218-346-8
(methyl-phenylphosphoryl)benzene
Diphenylmethylphosphine oxide Methyldiphenyloxophosphine

Chemical & Physical Properties

[ Density]:
1.12g/cm3

[ Boiling Point ]:
180 °C / 1mmHg

[ Melting Point ]:
111-115 °C(lit.)

[ Molecular Formula ]:
C13H13OP

[ Molecular Weight ]:
216.21500

[ Flash Point ]:
140ºC

[ Exact Mass ]:
216.07000

[ PSA ]:
26.88000

[ LogP ]:
2.63030

[ Vapour Pressure ]:
0.00127mmHg at 25°C

[ Index of Refraction ]:
1.565

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SZ0199480
CHEMICAL NAME :
Phosphine oxide, diphenylmethyl-
CAS REGISTRY NUMBER :
2129-89-7
BEILSTEIN REFERENCE NO. :
0957291
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C13-H13-O-P
MOLECULAR WEIGHT :
216.23

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
840 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 24(4),22,1990

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H312-H315-H319-H332-H335

[ Precautionary Statements ]:
P261-P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S26-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
SZ0199480

[ HS Code ]:
2902909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methyl diphenylphosphinite
  • Diphenylphosphine oxide
  • methyl iodide
  • Iodobenzene
  • METHYL(PHENYL)PHOSPHINE OXIDE
  • Methyltriphenylphosphonium iodide
  • Methyl(diphenyl)phosphine
  • Acetic acid,2-(diphenylphosphinyl)-
  • lithium,methanidyl-methylidene-diphenyl-λ5-phosphane
  • 1N1&VR

DownStream

  • acetic acid,3-diphenylphosphorylpropan-1-ol
  • allyldiphenylphosphine oxide
  • Phosphinic acid,P-methyl-P-phenyl-
  • 4-((DIPHENYLPHOSPHORYL)METHYL)MORPHOLINE
  • benzyl-methyl-diphenyl-phosphanium
  • Acetic acid,2-(diphenylphosphinyl)-
  • Arsine oxide,triphenyl-
  • Methyl(diphenyl)phosphine
  • Phosphonium,dimethyldiphenyl-, iodide (1:1)
  • 1-diphenylphosphoryl-2-methylpropan-2-ol

Customs

[ HS Code ]: 2902909090

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Related Compounds

  • [2H3]Methyldiphenylphosphine oxide
  • chloromethyldiphenylphosphine oxide
  • lithiomethyldiphenylphosphine oxide
  • Methoxymethyldiphenylphosphine oxide
  • 1,3-bis[methyldiphenylphosphine oxide]benzene
  • quinolin-2-yl(butylamino)methyldiphenylphosphine oxide