Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester

Modify Date: 2024-01-18 15:26:07

Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester Structure
Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester structure
 Common Name Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
CAS Number 20641-28-5 Molecular Weight 278.66900
Density 1.273g/cm3 Boiling Point 394.8ºC at 760 mmHg
Molecular Formula C11H16ClO4P Melting Point N/A
MSDS N/A Flash Point 192.6ºC

 Names

Name (4-chlorophenyl)-diethoxyphosphorylmethanol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.273g/cm3
Boiling Point 394.8ºC at 760 mmHg
Molecular Formula C11H16ClO4P
Molecular Weight 278.66900
Flash Point 192.6ºC
Exact Mass 278.04700
PSA 65.57000
LogP 3.59700
Vapour Pressure 6.11E-07mmHg at 25°C
Index of Refraction 1.519

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XT3675000
CHEMICAL NAME :
alpha-Toluenephosphonic acid, p-chloro-alpha-hydroxy-, diethyl ester
CAS REGISTRY NUMBER :
20641-28-5
LAST UPDATED :
199707
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H16-Cl-O4-P
MOLECULAR WEIGHT :
278.69
WISWESSER LINE NOTATION :
GR DYQPO&O2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) 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: 5,62,1953

 Synonyms

[(p-Chlorophenyl)hydroxymethyl]phosphonic acid diethyl ester
diethyl (4-chlorophenyl)hydroxymethylphosphonate
diethyl (hydroxy)(4-chlorophenyl)methylphosphonate
(4-Chlorophenyl)hydroxymethylphosphonic acid diethyl ester
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Chemsrc provides CAS#:20641-28-5 MSDS, density, melting point, boiling point, structure, etc. Its name is Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester>> amp version: Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester

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