EFROFILCON A
UNII TFE5C4K9WW

Substance Identification & Data

This profile provides standardized clinical and technical data for Efrofilcon A, uniquely identified by the FDA Unique Ingredient Identifier (UNII) TFE5C4K9WW.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 2738309-37-8 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
TFE5C4K9WW
CAS Registry Number
2738309-37-8
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
EFROFILCON A
Official standardized name for this substance within the FDA UNII nomenclature system.
NCI Thesaurus
C188771
National Cancer Institute reference terminology for clinical and research data.
USAN ID
KL-116
Identifier assigned by the United States Adopted Names Council.
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 Efrofilcon A. 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

EFROFILCON A

Common Names & Synonyms

(OXYBIS(1,1,1,5,5,5-HEXAMETHYLTRISILOXANE-3,3-DIYL))BIS(PROPANE-3,1-DIYL) BIS(2- METHYLACRYLATE), POLYMER WITH N,N-DIMETHYLACRYLAMIDE, 1-VINYLPYRROLIDIN-2-ONE, HEXANE1,6-DIYL DIACRYLATE, 2-HYDROXYETHYL METHACRYLATE, METHYL METHACRYLATE, 1,1,1,3,3,3- HEXAFLUOROPROPAN-2-YL METHACRYLATE, 3-(1,1,1,5,5,5-HEXAMETHYL-3- ((TRIMETHYLSILYL)OXY)TRISILOXAN-3-YL)PROPYL METHACRYLATE AND ALLYL METHACRYLATE
2-PROPENOIC ACID, 2-METHYL-, 1,1'-((1,1,3,3-TETRAKIS((TRIMETHYLSILYL)OXY)-1,3- DISILOXANEDIYL)DI-3,1-PROPANEDIYL) ESTER, POLYMER WITH N,N-DIMETHYL-2-PROPENAMIDE, 1- ETHENYL-2-PYRROLIDINONE, 1,1'-(1,6-HEXANEDIYL) DI-2-PROPENOATE, 2-HYDROXYETHYL 2- METHYL-2-PROPENOATE, METHYL 2-METHYL-2-PROPENOATE, 2-PROPEN-1-YL 2-METHYL-2- PROPENOATE, 2,2,2-TRIFLUORO-1-(TRIFLUOROMETHYL)ETHYL 2-METHYL-2-PROPENOATE AND 3-(3,3,3- TRIMETHYL-1,1-BIS((TRIMETHYLSILYL)OXY)-1-DISILOXANYL)PROPYL 2-METHYL-2-PROPENOATE
EFROFILCON A [USAN]

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
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NLM
DailyMed Products
NCATS
GSRS Full Record
NIH
NCI Thesaurus