Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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20641-28-5

20641-28-5 structure

20641-28-5 structure

Name: Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
Chemical Name: (4-chlorophenyl)-diethoxyphosphorylmethanol
CAS Number: 20641-28-5
Molecular Formula: C₁₁H₁₆ClO₄P
Molecular Weight: 278.66900
Create Date: 2016-02-28 12:09:28
Modify Date: 2024-01-18 15:26:07

Name	(4-chlorophenyl)-diethoxyphosphorylmethanol
Synonyms	[(p-Chlorophenyl)hydroxymethyl]phosphonic acid diethyl ester diethyl (4-chlorophenyl)hydroxymethylphosphonate diethyl (hydroxy)(4-chlorophenyl)methylphosphonate (4-Chlorophenyl)hydroxymethylphosphonic acid diethyl ester

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

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