125742 S2 M3 32a3 excipient information structure alc 0159

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BNT162b2
3.2.A.3.1.2 Structure [ALC -0159]
PFIZER CONFIDENTIAL
Page 13.2.A.3.1.2. STRUCTURE [ALC -0159]
3.2.A.3.1.2.1. Chemical Structure
The chemical structure of AL C-0159 is shown in Figure 3.2.A.3.1.2 -1.
Figure 3.2.A.3.1.2-1. Chemical Structure of ALC -0159
3.2.A.3.1.2.2. Molecular Formula
The molecular formula is (C2H4O)nC31H63NO 2.
3.2.A.3.1.2.3. Molecular Weight
The molecular weight is approximately  2100-2700 Dalton s.  The range is due to the 
polydispersit y of the PEG polymer moiety.  
3.2.A.3.1.2.4. Chirality
There are no chiral centers.
090177e1970358cd\Approved\Approved On: 12-May-2021 07:26 (GMT)
FDA-CBER-2021-5683-1149037