Methyl phenyl dichlorosilane IOTA 5804

Methyl phenyl dichlorosilane IOTA 5804


Methyl phenyl dichlorosilane IOTA 5804

CAS NO:149-74-6 

Molecular formula:C7H8C12Si 


Physical data

Appearance: colorless transparent liquid

melting point (℃)-43.4

boiling point (℃)206207(760mmHg)

relative density (water=1):1.17

critical pressure (Mpa):2.8

Octanol / water partition coefficient:3.84

flash point (℃)82

Ignition temperature (℃)>400

Upper explosive limit (%):0.2

Solubility: soluble in methanol, ether, benzene.


Molecular structure data

Molar refractive index:49.80

Molar volume (cm3/mol):165.2

Parachor (90.2K): 381.5

Surface tension (dyne/cm):28.4

Polarizability (10-24cm3):19.74


Property and stability

Stability: stable

Forbidden compounds:Strong oxidizerstrong acidstrong alkalialcoholsSteam

Avoid contact conditions: moist air

Polymerization hazard: no polymerization

Decomposition product: hydrogen chloride


Technical index:

Appearance: colorless transparent liquid

Purity:       Excellent ≥99.5% (factory standard)

                 Good ≥99%( National standard)

                 First grade ≥98%

   Qualified product≥95%


Packaging storage:

Net weight 200 kg/sealed drum, transportation according to calss 8 corrosive liquid, avoid sun and rain. If stored more than 2 years, could be used after qualified by test.


Storage method

Store in a cool, dry, well ventilated warehouse. Keep away from fire and heat. Explosion must be sealed, not damp. It should be stored separately from oxidant, acid, alkali, alcohol and so on. The storage area shall be provided with leak emergency treatment equipment and suitable accommodation materials.

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