Agent Name

Fluorescent Brightener FWA-1

CAS Number

16090-02-1

Formula

C40-H38-N12-O8-S2.2Na

Major Category

Dyes

Synonyms

2,2'-Stilbenedisulfonic acid, 4,4'-bis((4-anilino-6-morpholino-s-triazin-2-yl)amino)-, disodium salt; 4,4'-Bis((2-anilino-4-morpholino-1,3,5-triazin-6-yl)amino)-2,2'-stilbenedisulfonic acid, disodium salt; 4,4'-Bis((4-anilino-6-morpholino-1,3,5-triazine-2-yl)amino)stilbene 2,2-disulfonate 2Na; 4,4'-Bis((4-anilino-6-morpholino-s-triazin-2-yl)-amino)-2,2'-stilbenedisulfonate; Belotex KD; Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(4-morpholinyl)-6-(phenylamino)-1,3,5-triazin-2-Y L)amino)-, disodium; Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(4-morpholinyl)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, disodium salt; Blankophor BBH; Blankophor MBBH; C.I. Fluorescent Brightener 244; C.I. Fluorescent Brightener 250; C.I. Fluorescent Brightener 71; CI Fluorescent Brightener 260; Calcofluor White RC; Disodium 4,4'-bis((4-anilino-6-morpholino-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulfonate; FBA-260; Heliofor 3BC; Heliofor BDC; Hiltamine Arctic White DML; Leukopur PAM; MBBH 766; Mikephor TB; Phorwite MBBH 766; Stralex MD; Tinopal AMS; Tinopal DMS-X; Tinopal EMS; [ChemIDplus] Fluorescent whitening agent 1; FWA 1; [ICSC]

Category

Carbocyanine Dyes

Description

White solid; [ICSC] Off-white odorless granules or powder; [MSDSonline] Commercial form may also be aqueous slurry; [eChemPortal: SIDSUNEP]

Sources/Uses

Used as a dye for cotton fibers, soaps, and detergents; [HSDB] Used mostly (greater than 90%) in household detergents; Also used in paper and textile industries; [eChemPortal: SIDSUNEP]

Comments

A mild eye irritant; [ICSC] Two year oral studies of rats and dogs produced no notable adverse effects; [HSDB] A stilbene type brightener; A mild skin and eye irritant, based on animal studies; Almost totally eliminated in the feces of rats within 48 hours; [eChemPortal: SIDSUNEP] May cause eye irritation; [MSDSonline]

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