CAS 121-19-7|Roxarsone

Introduction:Basic information about CAS 121-19-7|Roxarsone, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameRoxarsone
CAS Number121-19-7Molecular Weight263.036
Density/Boiling Point537.3±60.0 °C at 760 mmHg
Molecular FormulaC6H6AsNO6Melting Point≥300 °C(lit.)
MSDSChineseUSAFlash Point240.3±21.3 °C
Symbol
GHS06, GHS09
Signal WordDanger

Names

NameRoxarsone
SynonymMore Synonyms

Roxarsone BiologicalActivity

DescriptionRoxarsone is an organoarsenic compound that is widely used in poultry production as a feed additive to increase weight gain and improve feed efficiency, and as a coccidiostat.
Related CatalogSignaling Pathways >>Others >>OthersResearch Areas >>Others

Chemical & Physical Properties

Boiling Point537.3±60.0 °C at 760 mmHg
Melting Point≥300 °C(lit.)
Molecular FormulaC6H6AsNO6
Molecular Weight263.036
Flash Point240.3±21.3 °C
Exact Mass262.941101
PSA123.58000
LogP-0.51
Vapour Pressure0.0±1.5 mmHg at 25°C
InChIKeyXMVJITFPVVRMHC-UHFFFAOYSA-N
SMILESO=[N+]([O-])c1cc([As](=O)(O)O)ccc1O
Water Solubility<0.1 g/100 mL at 23 ºC

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CY5250000
CHEMICAL NAME :
Benzenearsonic acid, 4-hydroxy-3-nitro-
CAS REGISTRY NUMBER :
121-19-7
BEILSTEIN REFERENCE NO. :
1976533
LAST UPDATED :
199701
DATA ITEMS CITED :
44
MOLECULAR FORMULA :
C6-H6-As-N-O6
MOLECULAR WEIGHT :
263.05
WISWESSER LINE NOTATION :
WNR BQ E-AS-QQO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
81 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
66 mg/kg
TOXIC EFFECTS :
Behavioral - muscle weakness Gastrointestinal - other changes Kidney, Ureter, Bladder - interstitial nephritis
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
244 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Gastrointestinal - nausea or vomiting Liver - hepatitis (hepatocellular necrosis), diffuse Kidney, Ureter, Bladder - hematuria
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
110 mg/kg
TOXIC EFFECTS :
Gastrointestinal - other changes Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
34 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Liver - hepatitis (hepatocellular necrosis), diffuse
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - turkey
DOSE/DURATION :
61 mg/kg
TOXIC EFFECTS :
Gastrointestinal - other changes Blood - hemorrhage
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2647 mg/kg/13W-C
TOXIC EFFECTS :
Behavioral - food intake (animal) Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
11200 mg/kg/14D-C
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1680 mg/kg/14D-C
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
8736 mg/kg/13W-C
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - bronchiolar dilation Liver - changes in liver weight Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
3625 mg/kg/13W-C
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in bladder weight Blood - hemorrhage Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - turkey
DOSE/DURATION :
2019 mg/kg/36D-C
TOXIC EFFECTS :
Peripheral Nerve and Sensation - structural change in nerve or sheath Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2920 mg/kg/2Y-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors

MUTATION DATA

TYPE OF TEST :
Mutation in mammalian somatic cells
TEST SYSTEM :
Rodent - mouse Lymphocyte
DOSE/DURATION :
400 mg/L
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-345,1989 *** REVIEWS *** TOXICOLOGY REVIEW 85DHAX "Medical and Biologic Effects of Environmental Pollutants Series," Washington, DC, National Academy of Sciences, 1972-77 Volume(issue)/page/year: As,-,1977 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.5 mg(As)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,16,1971 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.2 mg(As)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.05 mg(As)/m3;Carcinogen JAN 1993 OEL-BELGIUM:TWA 0.2 mg(As)/m3 JAN 1993 OEL-DENMARK:TWA 0.05 mg(As)/m3 JAN 1993 OEL-FINLAND;Carcinogen JAN 1993 OEL-FRANCE:TWA 0.2 mg(As)/m3 JAN 1993 OEL-HUNGARY:STEL 0.5 mg(As)/m3;Carcinogen JAN 1993 OEL-INDIA:TWA 0.2 mg(As)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.5 mg(As)/m3 JAN 1993 OEL-POLAND:TWA 0.3 mg(As)/m3 JAN 1993 OEL-SWEDEN:TWA 0.03 mg(As)/m3;Carcinogen JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(As)/m3;Carcinogen JAN 1993 OEL-THAILAND:TWA 0.5 mg(As)/m3 JAN 1993 OEL-TURKEY:TWA 0.5 mg(As)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.2 mg(As)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M0637 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 124 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M0637 No. of Facilities: 210 (estimated) No. of Industries: 1 No. of Occupations: 6 No. of Employees: 3230 (estimated)

Safety Information

Symbol
GHS06, GHS09
Signal WordDanger
Hazard StatementsH301 + H331-H410
Precautionary StatementsP261-P273-P301 + P310-P311-P501
Personal Protective Equipmentdust mask type N95 (US);Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard CodesT:Toxic;N:Dangerousfortheenvironment;
Risk PhrasesR23/25;R50/53
Safety Phrases20/21-28-45-60-61
RIDADRUN 3465 6.1/PG 2
WGK Germany3
RTECSCY5250000
Packaging GroupIII
Hazard Class6.1(b)
HS Code2931900029

Customs

HS Code2931900029
Summary2931900029 (4-hydroxy-3-nitrophenyl)arsonic acid。supervision conditions:x(environment control release notice for poisonous chemicals)。VAT:17.0%。tax rebate rate:0.0%。MFN tarrif:6.5%。general tariff:30.0%

Articles27

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Degradation of roxarsone in a silt loam soil and its toxicity assessment.

Chemosphere 112 , 128-33, (2014)

The land application of poultry or swine litter, containing large amounts of roxarsone, causes serious arsenic pollution in soil. Understanding biotransformation process of roxarsone and its potential...

Retention of phenylarsenicals in soils derived from volcanic materials.

J. Hazard. Mater. 186(2-3) , 1328-34, (2011)

Sorption of phenylarsenicals including 4-hydroxy-3-nitrophenylarsonic acid (roxarsone), an animal feed additive widely used for growth stimulation, on soils was investigated in batch systems. Phenylar...

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Salmonella enterica isolates from turkeys in two commercial processing plants (1 and 2) were characterized for susceptibility to antibiotics, disinfectants, and the organoarsenical growth promoter, 4-...

Synonyms

Ristat
EINECS 204-453-7
(4-hydroxy-3-nitrophenyl)arsonic acid
Ren-O-sal
4-Hydroxy-3-nitrophenylarsonic Acid
4-hydroxy-3-nitro-phenylarsonic acid
3N4hpa
3-Nitro-10
4-hydroxyl-3-nitrophenylarsenic acid
Aklomix-3
4-Hydroxy-3-nitrobenzenearsonic acid
3-Nitro
MFCD00007112
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