POLYETHYLENE GLYCOL MONOMETHYL ETHER 550
UNII UQE3488NAI

Substance Identification & Data

This profile provides standardized clinical and technical data for Polyethylene Glycol Monomethyl Ether 550, uniquely identified by the FDA Unique Ingredient Identifier (UNII) UQE3488NAI.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 9004-74-4 and the RxNorm Concept ID (RxCUI) 1805769. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
UQE3488NAI
CAS Registry Number
9004-74-4
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
POLYETHYLENE GLYCOL MONOMETHYL ETHER 550
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
UQE3488NAI
The specific atomic composition represented as a molecular structure string.
Substance Type
polymer
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Polyethylene Glycol Monomethyl Ether 550. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

METHOXY PEG-11

Common Names & Synonyms

MPEG-11
PEG-11 METHYL ETHER
POLYETHYLENE GLYCOL 550 MONOMETHYL ETHER
POLYETHYLENE GLYCOL MONOMETHYL ETHER 550
POLYOXYETHYLENE (11) MONOMETHYL ETHER

Brand / Trade Names

CARBOWAX MPEG 550

NDC Products Containing POLYETHYLENE GLYCOL MONOMETHYL ETHER 550

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: