ADS251BE American Dye Source

CERTIFICATE OF ANALYSIS

Product: Hole Transport Polymer ADS251BE

Chemical Name: Poly[(9,9-dioctylfluorenyl-2,7-diyl)-alt-co-(N,N’-bis(pbutylphenyl)-

1,1’-biphenylene-4,4’-diamine)]

Chemical Structure:

N *

C4H9

C8H17 C8H17

* N

n

CAS #: N/A

Lot #: 11L015A1

Date: August 20th, 2020

Appearance: Light Yellow powder

Volatile Moisture Balance (TGA): < 1%

Molecular Weight, Mw (GPC): 24 000 (PS Standards)

Polydispersity: 1.4

UV-Vis (max Absorption) : 398 nm (THF)

Photoluminescence (max Emission): 426 nm (THF)

Metal Content (Pd) : < 82 ppm