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1222558-44-2

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1222558-44-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1222558-44-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,2,5,5 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1222558-44:
(9*1)+(8*2)+(7*2)+(6*2)+(5*5)+(4*5)+(3*8)+(2*4)+(1*4)=132
132 % 10 = 2
So 1222558-44-2 is a valid CAS Registry Number.

1222558-44-2Downstream Products

1222558-44-2Relevant articles and documents

HOST MATERIAL FOR LIGHT-EMITTING DIODES

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Page/Page column 15, (2010/04/30)

The present invention relates to a host material comprising a compound having two carbazole moieties which is suitable for blue-emitting OLEDs. Surprisingly, it has been found that when appropriate substituents are present in the carbazole structure, the solubility of the compounds can be improved without any adverse effect on the OLED performance. The present invention further relates to the use of the host materials and to an organic light emitting device comprising the host material.

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