2-ethyl-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide

Modify Date: 2025-11-28 14:51:38

2-ethyl-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide structure	Common Name	2-ethyl-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide
	CAS Number	5853-68-9	Molecular Weight	198.15600
	Density	1.24g/cm3	Boiling Point	297.6ºC at 760 mmHg
	Molecular Formula	C₉H₁₁O₃P	Melting Point	N/A
	MSDS	N/A	Flash Point	147.7ºC

Name	2-ethyl-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide
Synonym	More Synonyms

Density	1.24g/cm3
Boiling Point	297.6ºC at 760 mmHg
Molecular Formula	C₉H₁₁O₃P
Molecular Weight	198.15600
Flash Point	147.7ºC
Exact Mass	198.04500
PSA	45.34000
LogP	2.80860
Index of Refraction	1.527
InChIKey	USAPFLLRONGKJO-UHFFFAOYSA-N
SMILES	CCP1(=O)OCc2ccccc2O1

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ7915000

CHEMICAL NAME :: Phosphonic acid, ethyl-, cyclic methylene-o-phenylene ester

CAS REGISTRY NUMBER :: 5853-68-9

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C9-H11-O3-P

MOLECULAR WEIGHT :: 198.17

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 :: 25 mg/kg

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

REFERENCE :: ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 30,181,1966

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6 mg/kg

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

REFERENCE :: BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 12,73,1963

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Bird - chicken

DOSE/DURATION :: 1 mg/kg

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

REFERENCE :: BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 12,73,1963

Ethylphosphonic acid cyclic methylene-o-phenylene ester

4H-1,3,2-Benzodioxaphosphorin,2-ethyl-,2-oxide

2-ethyl-4H-1,3,2-benzodioxaphosphinine 2-oxide

2-ethyl-4H-1,3,2

Phosphonic acid,ethyl-,cyclic methylene-o-phenylene ester

2-Ethyl-4H-1,3,2-benzodioxaphosphorin-2-oxide

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2-ethyl-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.