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MSDS  : Phosphorous acid, tri-o-cresyl ester
CAS  : 2622-08-4
SYNONYMS  : * Tri-o-cresyl phosphite
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : TH1050000
CHEMICAL NAME : Phosphorous acid, tri-o-cresyl ester
CAS REGISTRY NUMBER : 2622-08-4
LAST UPDATED : 199409
DATA ITEMS CITED : 3
MOLECULAR FORMULA : C21-H21-O6-P
MOLECULAR WEIGHT : 400.39
WISWESSER LINE NOTATION : QR B1OPO1R BQ&O1R BQ
SYNONYMS/TRADE NAMES :
* Tri-o-cresyl phosphite

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 10 gm/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
(usually neuromuscular blockage)
Behavioral - tremor
Behavioral - muscle weakness
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 49,78,1933

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
(usually neuromuscular blockage)
Behavioral - tremor
Behavioral - muscle weakness
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 49,78,1933

** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 900 mg/kg/90D-I
TOXIC EFFECTS :
Spinal Cord - other degenerative changes
Behavioral - ataxia
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
53,150,1980

*** END OF RECORD ***
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ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP
NAMECAS
Phosphorotrithioic acid, O-methyl S,S-dipropyl ester 4104-03-4
Phosphorotrithioic acid, S,S,S-tributyl ester 78-48-8
Phosphorotrithioic acid, O,S,S-triethyl ester 3347-30-6
Phosphorotrithioic acid, S,S,S-triethyl ester 1486-39-1
Phosphorotrithioic acid, S,S,S-trimethyl ester 681-71-0
Phosphorotrithioic acid, S,S,S-tripentyl ester 681-71-0
Phosphorotrithioic acid, S,S,S-tripropyl ester 1642-44-0
Phosphorotrithious acid, tributyl ester 150-50-5
Phosphorodithioic acid, O,O-dimethyl ester, S-esterwith 2-mercapto-N-methyl acetamide mixed with milbex(1:2) 150-50-5
Phosphorotrithious acid, triethyl ester 688-62-0
Phosphorotrithious acid, trimethyl ester 816-80-8
Phosphorotrithious acid, tripropyl ester 869-56-7
Phosphorotrithious acid, tris(2-ethoxyethyl)- 73972-85-7
Phosphorous acid, bis(2,4-dichlorophenoxyethyl)ester, mixed with tris(2,4-dichlorophenoxyethyl)phosphite 8005-49-0
Phosphorous acid, bis(2-ethylhexyl) ester, bariumsalt 63981-01-1
Phosphorous acid, bis(2-ethylhexyl) ester, cadmiumsalt 7495-93-4
Phosphorous acid, bis(2-ethylhexyl) ester, zinc salt 7495-94-5
Phosphorous acid, butyl ester 16456-56-7
Phosphorous acid, 2-chloroethyl cyclic ethylene ester 3055-74-1
Phosphorodithioic acid, O,O-dimethyl ester, S-esterwith 3-(mercaptomethyl)-2- benzothiazolinone 30725-72-5
Phosphorous acid, cyclic ethylene ethyl ester 695-11-4
Phosphorous acid, cyclic ethylene methyl ester 3741-36-4
Phosphorous acid, cyclic neopentanetetraylbis(2,4-di-tert-butylphenyl)ester 26741-53-7
Phosphorous acid, cyclic o-phenylene isopropyl ester 26741-53-7
Phosphorous acid, 2-(2,4-dichlorophenoxy)ethyldiethyl ester 63981-06-6
Phosphorous acid, diethyl ester 762-04-9
Phosphorous acid, diethyl (2-(1-naphthyl)ethyl) ester 63981-07-7
Phosphorous acid, dihexadecyl ester 37032-33-0
Phosphorous acid, diphenyl nonyl ester 63981-08-8
Phosphorous acid, 2-ethylhexyl diphenyl ester 15647-08-2
Phosphorodithioic acid, O,O-dimethyl ester, S-esterwith 3-(mercaptomethyl)- 1,2,3-benzotriazin-4(3H)-one 86-50-0
Phosphorous acid, (2-ethylhexyl) octyl phenyl ester 7346-61-4
Phosphorous acid, tributyl ester 102-85-2
Phosphorous acid, tributyl ester, compd. with zincchloride (1:1) 69782-61-2
Phosphorous acid, tri-m-cresyl ester 620-38-2
Phosphorous acid, tri-o-cresyl ester 2622-08-4
Phosphorous acid, tri-p-cresyl ester 620-42-8
Phosphorous acid, triethyl ester 122-52-1
Phosphorous acid, triisodecyl ester 25448-25-3
Phosphorous acid, triisooctyl ester 25103-12-2
Phosphorous acid, trimethyl ester 121-45-9
Phosphorodithioic acid, O,O-dimethyl ester, S-esterwith 3-(mercaptomethyl)- 2-benzoxazolinone 1218-13-9
Phosphorous acid, trioctyl ester 3028-88-4
Phosphorous acid, triphenyl ester 101-02-0
Phosphorous acid, tris((diphenylethyl)phenyl) ester 101-02-0
Phosphorous acid, tris(2-ethylhexyl) ester 301-13-3
Phosphorous acid, tris(2-ethylhexyl) ester, complexwith copper(I) chloride (1:1) 24483-96-3
Phosphorous acid, tris(2-ethylhexyl) ester, complexwith mercury(II) bromide (1:1) 64011-37-6
Phosphorous acid, tris(2-ethylhexyl) ester, complexwith mercury(II) chloride (1:1) 63981-49-7
Phosphorous acid, tris(2-ethylhexyl) ester, complexwith zinc chloride (1:1) 7495-95-6

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