NARAFILCON B

Investigational

Approval Year

Substance Class	Polymer
Record UNII	CZ632DVN4L
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

2,2'-(OXYBIS(ETHYLENEOXY))DIETHYL BIS(2-METHYLPROP-2-ENOATE) POLYMER WITH .ALPHA.- (BUTYLDIMETHYLSILYL)-.OMEGA.-(3-((2RS)-2-HYDROXY-3-((2-METHYLPROP-2- ENOYL)OXY)PROPOXY)PROPYL)POLY(OXY(DIMETHYLSILYLENE)), N,N-DIMETHYLPROP-2-ENAMIDE, 1- ETHENYLPYRROLIDIN

Preferred Name

English

NARAFILCON B

Common Name

English

2-PROPENOIC ACID, 2-METHYL-, 1,1'-(OXYBIS(2,1-ETHANEDIYLOXY-2,1-ETHANEDIYL)) ESTER, POLYMER WITH .ALPHA.-(BUTYLDIMETHYLSILYL)-.OMEGA.-(((3-(2-HYDROXY-3-((2-METHYL-1-OXO-2-PROPEN-1- YL)OXY)PROPOXY)PROPYL)DIMETHYLSILYL)OXY)POLY(OXY(DIMETHYLSILYLENE)), N,N-

Common Name

English

2-PROPENOIC ACID, 2-METHYL-, 2-HYDROXYETHYL ESTER POLYMER WITH POLY(OXY(DIMETHYLSILYLENE)), .ALPHA.-(BUTYLDIMETHYLSILYL)-.OMEGA.-(((3-(2-HYDROXY-3-((2-METHYL-1-OXO-2-PROPENYL)OXY)PROPOXY)PROPYL) DIMETHYLSILYL)OXY)- AND 2-PROPENAMIDE, N,N-DIMETHYL AND 2-P

Common Name

English

NARAFILCON B [USAN]

Common Name

English

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Code System

Code

Type

Description

NCI_THESAURUS

C190430

PRIMARY

CAS

909294-16-2

PRIMARY

FDA UNII

CZ632DVN4L

PRIMARY

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Export Data

Name	Property Type	Amount	Parameters
OXYGEN PERMEABILITY	PHYSICAL	EXACT 5.5 (cm2/sec)(ml O2/ml × mm Hg)*10E-10 (average)	TEMPERATURE PHYSICAL EXACT 35 °C (average)

WATER CONTENT	CHEMICAL	WEIGHT PERCENT 48 % (average) Assumed weight%	TEMPERATURE PHYSICAL EXACT 23 (cm2/sec)(ml O2/ml × mm Hg)*10E-10 [21 to 25] (average)