CAS 16324-27-9 | Fluorescent Brightener 251

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Common Name	Fluorescent Brightener 251
CAS Number	16324-27-9	Molecular Weight	1076.93000
Density	/	Boiling Point	/
Molecular Formula	C₃₆H₃₂N₁₂Na₄O₁₄S₄	Melting Point	/
MSDS	/	Flash Point	/

Names

Name	tetrasodium,5-[[4-(2-hydroxyethylamino)-6-(3-sulfoanilino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-(2-hydroxyethylamino)-6-(3-sulfoanilino)-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid

Chemical & Physical Properties

Molecular Formula	C₃₆H₃₂N₁₂Na₄O₁₄S₄
Molecular Weight	1076.93000
Exact Mass	1076.06000
PSA	452.30000
LogP	6.38740
InChIKey	HECFMGCMMKUMIN-YZNHWISSSA-N
SMILES	O=S(=O)(O)c1cccc(Nc2nc(NCCO)nc(Nc3ccc(C=Cc4ccc(Nc5nc(NCCO)nc(Nc6cccc(S(=O)(=O)O)c6)n5)cc4S(=O)(=O)O)c(S(=O)(=O)O)c3)n2)c1.[Na+].[Na+].[Na+].[Na+]

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GD0240400

CHEMICAL NAME :: Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-((2-hydroxyethyl)amino )-6- ((3-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-, tetrasodium salt

CAS REGISTRY NUMBER :: 16324-27-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C36-H32-N12-O14-S4.4Na

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: MVCRB3 MVC-Report. (Stockholm, Sweden) No.1-2, 1972-73. Discontinued. Volume(issue)/page/year: 2,193,1973

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