CAS 301-13-3|Phosphorous acid,tris(2-ethylhexyl) ester

Introduction:Basic information about CAS 301-13-3|Phosphorous acid,tris(2-ethylhexyl) ester, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NamePhosphorous acid,tris(2-ethylhexyl) ester
CAS Number301-13-3Molecular Weight418.63400
Density/Boiling Point446.7ºC at 760mmHg
Molecular FormulaC24H51O3PMelting Point/
MSDSChineseUSAFlash Point278.6ºC

Names

Nametris(2-ethylhexyl) phosphite
SynonymMore Synonyms

Chemical & Physical Properties

Boiling Point446.7ºC at 760mmHg
Molecular FormulaC24H51O3P
Molecular Weight418.63400
Flash Point278.6ºC
Exact Mass418.35800
PSA41.28000
LogP8.91230
InChIKeyILLOBGFGKYTZRO-UHFFFAOYSA-N
SMILESCCCCC(CC)COP(OCC(CC)CCCC)OCC(CC)CCCC

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TH2090000
CHEMICAL NAME :
Phosphorous acid, tris(2-ethylhexyl) ester
CAS REGISTRY NUMBER :
301-13-3
BEILSTEIN REFERENCE NO. :
1712332
LAST UPDATED :
199806
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C24-H51-O3-P

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 :
6200 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - tremor
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(12),51,1981
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>20 gm/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ALBRW* Albright & Wilson Inc. (P.O. Box 26229, Richmond, VA 23260-6229) Volume(issue)/page/year: #OPB-3,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
7600 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - tremor
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(12),51,1981
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
8500 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - somnolence (general depressed activity) Behavioral - tremor
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(12),51,1981
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ALBRW* Albright & Wilson Inc. (P.O. Box 26229, Richmond, VA 23260-6229) Volume(issue)/page/year: #OPB-3,1984
TYPE OF TEST :
LC - Lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
>27500 ug/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(12),51,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
7 mg/m3/4H/22W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 25(12),51,1981

Safety Information

Risk Phrases36/37/38
Safety PhrasesS26-S36-S37-S39
HS Code2920901900

Customs

HS Code2920901900
Summary2920901900 VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Synonyms

PHOSPHOROUS ACID TRIS(2-ETHYLHEXYL) ESTER
Trioctyl Phosphite
Phosphorous Acid Trioctyl Ester
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