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Phosphonium

Mengbangyang

PhosphoniumChemical name:  Phosphonium,tetraphenyl-,tetrakis (1-naphthoyloxy) borate (1-)

CAS NO.: 182235-77-4

Structural formula:        

Molecular Formula: C68H48BO8P

Molecular Weight:  1034.91

Physicochemical properties:

Melting point:  200℃    

Appearance :  Off-white crystalline powder 

Application:

Intermediates used in pesticide, pharmaceuticals  and photosensitive materials.

 

Specifications

 

Items

Specifications

Appearance

Off-white Crystalline powder

Purity

≥99.0%

Loss on drying

≤0.1%

Residual Methanol

≤0.05%

Residual Propanol

≤0.02%

Metal impurity/500g

45~74?

tested

≥75?

≤3個

≥100?

≤1個

≥200?

≤0個

Metal Ionic

K、Ca

≤2ppm

Na、Co、Mn、Cr、Ni、Fe

≤1ppm(per)

Cl

≤4ppm