Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Arsonic acid, (2-chlorophenyl)- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

33781-24-7

33781-24-7 structure

Name: Arsonic acid, (2-chlorophenyl)- (9CI)
Chemical Name: (2-chlorophenyl)arsonic acid
CAS Number: 33781-24-7
Molecular Formula: C₆H₆AsClO₃
Molecular Weight: 236.48500
Create Date: 2017-08-12 15:09:38
Modify Date: 2025-09-24 12:41:47

Name	(2-chlorophenyl)arsonic acid
Synonyms	o-Chlorphenylarsonsaeure o-Chlorobenzenearsonic acid ortho-Chlorphenylarsonsaeure o-Chlorophenylarsonic acid Benzenearsonic acid,o-chloro

Boiling Point	469.4ºC at 760 mmHg
Molecular Formula	C₆H₆AsClO₃
Molecular Weight	236.48500
Flash Point	237.7ºC
Exact Mass	235.92200
PSA	57.53000

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY4200000

CHEMICAL NAME :: Benzenearsonic acid, o-chloro-

CAS REGISTRY NUMBER :: 33781-24-7

BEILSTEIN REFERENCE NO. :: 2832313

LAST UPDATED :: 199612

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C6-H6-As-Cl-O3

MOLECULAR WEIGHT :: 236.49

WISWESSER LINE NOTATION :: Q-AS-QO&R BG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/kg

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

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,13,1953 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994

17333-83-4

33781-24-7

Literature: Doak; Freedman Journal of the American Chemical Society, 1951 , vol. 73, p. 5658

95-51-2

33781-24-7

Literature: Yambushev, F. D.; Kovyrzina, V> P.; Shagidullin, R. R.; Gorchakova, L. A.; Fedotov, B. G.; et al. J. Gen. Chem. USSR (Engl. Transl.), 1981 , vol. 51, # 10 p. 2232 - 2241,1919 - 1926

20738-32-3

33781-24-7

Literature: Kokorev, G. I.; Yambushev, F. D.; Kut'in, S. V. J. Gen. Chem. USSR (Engl. Transl.), 1986 , vol. 56, # 2 p. 482,424

7732-18-5

1956-97-4

33781-24-7

Literature: Ruddy; Starkey; Hartung Journal of the American Chemical Society, 1942 , vol. 64, p. 828

Precursor 4
17333-83-4 95-51-2 7732-18-5 1956-97-4
DownStream 1
3134-99-4

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