Fluorescent Brightener 9
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Names
[ CAS No. ]:
133-66-4
        
[ Name ]:
 Fluorescent Brightener 9
        
[Synonym ]:
                
                Compound 19-28
                
                
            
                
                Calcofluor White MR
                
                
            
                
                Belophor OD
                
                
            
                
                TINOPAL SOP
                
                
            
                
                Blankophor HZPA
                
                
            
                
                EINECS 205-117-2
                
                
            
                
                C.I. Fluorescent Brightener 9
                
                
            
                
                Cellu-brite
                
                
                
                
    
Chemical & Physical Properties
[ Molecular Formula ]:
C44H34N12Na2O6S2
            
[ Molecular Weight ]:
936.92700
            
[ Exact Mass ]:
936.19600
            
[ PSA ]:
280.68000
            
[ LogP ]:
11.09640
            
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
 - WJ6205000
 
- CHEMICAL NAME :
 - 2,2'-Stilbenedisulfonic acid, 4,4'-bis((4,6-dianilino-s-triazin-2-yl)amino)-, disodium salt
 
- CAS REGISTRY NUMBER :
 - 133-66-4
 
- LAST UPDATED :
 - 199701
 
- DATA ITEMS CITED :
 - 6
 
- MOLECULAR FORMULA :
 - C44-H36-N12-O6-S2.2Na
 
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Oral
 
- SPECIES OBSERVED :
 - Rodent - rat
 
- DOSE/DURATION :
 - >10 gm/kg
 
- TOXIC EFFECTS :
 - Details of toxic effects not reported other than lethal dose value
 
- REFERENCE :
 - TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 5,176,1963
 
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Intraperitoneal
 
- SPECIES OBSERVED :
 - Rodent - rat
 
- DOSE/DURATION :
 - 1090 mg/kg
 
- TOXIC EFFECTS :
 - Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity
 
- REFERENCE :
 - GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 49(1),85,1984
 
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Oral
 
- SPECIES OBSERVED :
 - Rodent - rabbit
 
- DOSE/DURATION :
 - >10 gm/kg
 
- TOXIC EFFECTS :
 - Details of toxic effects not reported other than lethal dose value
 
- REFERENCE :
 - TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 5,176,1963
 
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Oral
 
- SPECIES OBSERVED :
 - Rodent - guinea pig
 
- DOSE/DURATION :
 - >7 gm/kg
 
- TOXIC EFFECTS :
 - Details of toxic effects not reported other than lethal dose value
 
- REFERENCE :
 - TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 5,176,1963 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
- TYPE OF TEST :
 - TDLo - Lowest published toxic dose
 
- ROUTE OF EXPOSURE :
 - Oral
 
- SPECIES OBSERVED :
 - Rodent - rat
 
- DOSE/DURATION :
 - 42 gm/kg/30D-I
 
- TOXIC EFFECTS :
 - Endocrine - changes in adrenal weight Blood - change in clotting factors Blood - changes in leukocyte (WBC) count
 
- REFERENCE :
 - GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 49(1),85,1984