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688-74-4

688-74-4 structure
688-74-4 structure

Name Tributyl borate
Synonyms Tri-n-butoxyborane
n-Butyl borate
BUTYL BORATE
Borester 2
Boron tributoxide
Tributoxyborane
Boric acid, tributyl ester
Tri-n-butyl borate
Boric acid tri-n-butyl ester
boric acid tributyl ester
Tributoxyboron
Boric acid (HBO), tributyl ester
EINECS 211-706-5
Tributyl borate
MFCD00009434
Density 0.9±0.1 g/cm3
Boiling Point 230.6±8.0 °C at 760 mmHg
Melting Point −70 °C(lit.)
Molecular Formula C12H27BO3
Molecular Weight 230.152
Flash Point 93.3±0.0 °C
Exact Mass 230.205322
PSA 27.69000
LogP 6.23
Vapour density 7.95 (vs air)
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.410
Stability Stables, but reacts rapidly with moisture, water. Reacts vigorously with oxidizing agents. Incompatible with strong acids.
Water Solubility decomposes

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ED4900000
CHEMICAL NAME :
Boric acid, tributyl ester
CAS REGISTRY NUMBER :
688-74-4
BEILSTEIN REFERENCE NO. :
1703865
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C12-H27-B-O3
MOLECULAR WEIGHT :
230.20
WISWESSER LINE NOTATION :
4OBO4&O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
14KTAK "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964 Volume(issue)/page/year: -,693,1964 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
14KTAK "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964 Volume(issue)/page/year: -,693,1964
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - ataxia
REFERENCE :
CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 5,59,1953
Hazard Codes Xi:Irritant;
Risk Phrases R36/38
Safety Phrases S26-S36/37/39-S37/39
RIDADR 3272
WGK Germany 3
RTECS ED4900000
Packaging Group III
Hazard Class 3
HS Code 2920909090
HS Code 2920909090
Summary 2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%