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4233-13-0

4233-13-0 structure

4233-13-0 structure

Name: [butyl(phenyl)phosphoryl]benzene
Chemical Name: [butyl(phenyl)phosphoryl]benzene
CAS Number: 4233-13-0
Molecular Formula: C₁₆H₁₉OP
Molecular Weight: 258.29500
Create Date: 2017-08-03 09:18:09
Modify Date: 2025-08-22 06:12:06

Name	[butyl(phenyl)phosphoryl]benzene
Synonyms	butyldiphenylphosphane oxide Butyldiphenylphosphine oxide Phosphine oxide,butyldiphenyl diphenylphosphinylbutane n-butyldiphenylphosphine oxide

Density	1.06g/cm3
Boiling Point	354.6ºC at 760 mmHg
Molecular Formula	C₁₆H₁₉OP
Molecular Weight	258.29500
Flash Point	168.3ºC
Exact Mass	258.11700
PSA	26.88000
LogP	3.80060
Index of Refraction	1.547

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SY9970000

CHEMICAL NAME :: Phosphine oxide, butyldiphenyl-

CAS REGISTRY NUMBER :: 4233-13-0

BEILSTEIN REFERENCE NO. :: 0913931

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C16-H19-O-P

MOLECULAR WEIGHT :: 258.32

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1350 mg/kg

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

REFERENCE :: KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 24(4),22,1990

HS Code	2902909090

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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