(Triphenylphosphoranylidene)acetaldehyde

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Names

[ CAS No. ]:
2136-75-6

[ Name ]:
(Triphenylphosphoranylidene)acetaldehyde

[Synonym ]:
Ph3P=CH-CHO
Trippett's reagent
(Formylmethylene)triphenylphosphorane
(Triphenylphosphoranylidene)acetaldehyde
2-[Methylene(diphenyl)phosphoranyl]benzaldehyde
triphenylphosphoranylideneacetaldehyde
Benzaldehyde, 2-(methylenediphenylphosphoranyl)-
EINECS 218-375-6
MFCD00006994

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
486.9±47.0 °C at 760 mmHg

[ Melting Point ]:
185-188 °C(lit.)

[ Molecular Formula ]:
C20H17OP

[ Molecular Weight ]:
304.32

[ Flash Point ]:
248.3±29.3 °C

[ Exact Mass ]:
304.101715

[ PSA ]:
26.88000

[ LogP ]:
3.80

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.615

[ Storage condition ]:
Keep Cold

[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents.

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

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

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

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methyltriphenylphosphonium bromide
  • Ethyl formate
  • Chloroacetaldehyde
  • Triphenylphosphine
  • Formylmethyltriphenylphosphonium chloride
  • methylidene triphenyl phosphorane
  • Phosphonium, [2-(dimethylamino)ethenyl]triphenyl-, chloride (1:1)
  • Bromoacetaldehyde diethyl acetal

DownStream

  • Phosphonic acid, (4-oxo-2-butenyl)-, diethyl ester, (E)-
  • fema 3377
  • (E)-4-Nitrocinnamaldehyde
  • (2E)-2-Decenal
  • Cinnamaldehyde
  • Cinnamic aldehyde
  • (E)-3-pyridin-2-ylprop-2-enal
  • 4-hydroxybut-2-enal
  • 3-[4-(3-oxoprop-1-enyl)phenyl]prop-2-enal

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Articles

Total synthesis of borrelidin.

J. Org. Chem. 72 , 2744, (2007)

The total synthesis of borrelidin has been achieved. The best feature of our synthetic route is macrocyclization at C11-C12 for the construction of an 18-membered ring after esterification between two...

First total synthesis and structural reassignment of (-)-aplysiallene.

Org. Lett. 9 , 3703, (2007)

The first total synthesis of (-)-aplysiallene has been completed in 16 steps and features a key sequential Mukaiyama aerobic oxidative cyclization to prepare the fused bis-THF core. The original stere...

H.J. Bestmann et al.

Angew. Chem. Int. Ed. Engl. 91 , 748, (1979)


More Articles

Related Compounds

  • (triphenylphosphoranylidene)ammonium azide
  • (Triphenylphosphoranylidene)ketene
  • [(Triphenylphosphoranylidene)methyl]phosphonic acid diphenyl ester
  • (Triphenylphosphoranylidene)acetonitrile
  • (Triphenylphosphoranylidene)acetamide
  • [(Triphenylphosphoranylidene)methyl]phosphonic acid dimethyl ester