bisoctrizol

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					    STATEMENT ON A NONPROPRIETARY NAME ADOPTED BY THE USAN COUNCIL:

USAN                                                BISOCTRIZOLE

PRONUNCIATION                                       bis ok trye zole

THERAPEUTIC CLAIM                                   UVA absorber (intended for use as a
                                                    topical sunscreen)

CHEMICAL NAMES

       1)     phenol, 2,2'-methylenebis[6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)-

       2)     2,2'-methylenebis[6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol]

STRUCTURAL FORMULA


                         N     OH              OH    N
                         N                           N
                   N                                      N


                         CH3                         CH3

                 H3C                CH3 H3C                 CH3
                   H3C          CH3      H3C             CH3



MOLECULAR FORMULA                                   C41H50N6O2

MOLECULAR WEIGHT                                    658.9

TRADEMARK                                           Tinosorb®M

MANUFACTURER                                        Ciba Specialty Chemicals Incorporated

CODE DESIGNATIONS                                   MBBT; FAT 75’634

CAS REGISTRY NUMBER                                 103597-45-1

NOTE: The International Nomenclature Cosmetic Ingredient Name (INCI) for bisoctrizole is
        methylene bis-benzotriazolyl tetramethylbutylphenol.

				
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