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

Modify Date: 2023-01-29 08:34:44

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

 Names

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

 Chemical & Physical Properties

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

 Toxicological Information

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

 Synonyms

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