Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
Names
[ CAS No. ]:
20641-28-5
[ Name ]:
Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
[Synonym ]:
[(p-Chlorophenyl)hydroxymethyl]phosphonic acid diethyl ester
diethyl (4-chlorophenyl)hydroxymethylphosphonate
diethyl (hydroxy)(4-chlorophenyl)methylphosphonate
(4-Chlorophenyl)hydroxymethylphosphonic acid diethyl ester
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