Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(4-chlorophenyl)-2-[methyl-(4-nitrophenoxy)phosphoryl]oxy-ethanone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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21070-23-5

21070-23-5 structure

21070-23-5 structure

Name: 1-(4-chlorophenyl)-2-[methyl-(4-nitrophenoxy)phosphoryl]oxy-ethanone
Chemical Name: 1-(4-chlorophenyl)-2-[methyl-(4-nitrophenoxy)phosphoryl]oxyethanone
CAS Number: 21070-23-5
Molecular Formula: C₁₅H₁₃ClNO₆P
Molecular Weight: 369.69400
Create Date: 2017-04-16 09:11:26
Modify Date: 2025-11-29 06:57:32

Name	1-(4-chlorophenyl)-2-[methyl-(4-nitrophenoxy)phosphoryl]oxyethanone
Synonyms	4-nitrophenyl 4-chlorophenacyl methylphosphonate Phosphonic acid,methyl-,p-nitrophenyl ester,ester with 4'-chloro-2-hydroxyacetophenone Phosphonic acid,methyl-,p-chlorophenacyl p-nitrophenyl ester p-Chlorophenacyl p-nitrophenyl methylphosphonate

Density	1.42g/cm3
Boiling Point	537.2ºC at 760 mmHg
Molecular Formula	C₁₅H₁₃ClNO₆P
Molecular Weight	369.69400
Flash Point	278.7ºC
Exact Mass	369.01700
PSA	108.23000
LogP	4.87260
Vapour Pressure	1.31E-11mmHg at 25°C
Index of Refraction	1.585

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ9450000

CHEMICAL NAME :: Phosphonic acid, methyl-, p-nitrophenyl ester, ester with 4'-chloro-2-hydroxyacetophenone

CAS REGISTRY NUMBER :: 21070-23-5

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H13-Cl-N-O6-P

MOLECULAR WEIGHT :: 369.71

WISWESSER LINE NOTATION :: WNR DOPO&1&O1VR DG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 14 mg/kg

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

REFERENCE :: JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 17,255,1969

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