ChemicalBook CAS DataBase List 121-19-7

121-19-7

Name	Roxarsone
CAS	121-19-7
EINECS(EC#)	204-453-7
Molecular Formula	C6H6AsNO6
MDL Number	MFCD00007112
Molecular Weight	263.04
MOL File	121-19-7.mol

Synonyms

2-NITROPHENOL-4-ARSONIC ACID 3-NITRO-4-HYDROXY-1-PHENYLARSONIC ACID 3-NITRO-4-HYDROXYPHENYLARSONIC ACID 4-HYDROXY-3-NITROBENZENEARSONIC ACID 4-HYDROXY-3-NITROBENZENENEARSONIC ACID 4-HYDROXY-3-NITROPHENYLARSONIC ACID NITROPHENOL-4-ARSENIC ACID NITROPHENOLARSONIC ACID ROXARSON ROXARSONE (4-hydroxy-3-nitrophenyl)-arsonicaci 2-nitro-1-hydroxybenzene-4-arsonicacid 3-nitro 3-nitro-10 3-nitro-20 3-nitro-4-hydroxybenzenearsonicacid 3-nitro-50 3-nitro-80 4-hydroxy-3-nitro-benzenearsonicaci aklomix-3

Chemical Properties

Appearance	BEIGE-BROWN FINE CRYSTALLINE POWDER
Melting point	≥300 °C(lit.)
Boiling point	537.3±60.0 °C(Predicted)
density	2.02 g/cm3
storage temp.	0-6°C
solubility	insoluble in Ether
form	liquid
pka	3.51±0.10(Predicted)
color	Light yellow to Yellow
Water Solubility	<0.1 g/100 mL at 23 ºC
Merck	8273
BRN	1976533
Stability:	Hygroscopic
Major Application	pharmaceutical
InChI	1S/C6H6AsNO6/c9-6-2-1-4(7(10,11)12)3-5(6)8(13)14/h1-3,9H,(H2,10,11,12)
InChIKey	XMVJITFPVVRMHC-UHFFFAOYSA-N
SMILES	Oc1ccc(cc1[N+]([O-])=O)[As](O)(O)=O
CAS DataBase Reference	121-19-7(CAS DataBase Reference)
EPA Substance Registry System	121-19-7(EPA Substance)

Safety Data

Hazard Codes	T,N
Risk Statements	R23/25:Toxic by inhalation and if swallowed . R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment . less more
Safety Statements	S20/21:When using, do not eat, drink or smoke . S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) . S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) . S60:This material and/or its container must be disposed of as hazardous waste . S61:Avoid release to the environment. Refer to special instructions safety data sheet . less more
RIDADR	UN 3465 6.1/PG 2
WGK Germany	3
RTECS	CY5250000
TSCA	TSCA listed
HazardClass	6.1(b)
PackingGroup	III
HS Code	29319090
Storage Class	6.1D - Non-combustible acute toxic Cat.3 toxic hazardous materials or hazardous materials causing chronic effects
Hazard Classifications	Acute Tox. 3 Inhalation Acute Tox. 3 Oral Aquatic Acute 1 Aquatic Chronic 1
Hazardous Substances Data	121-19-7(Hazardous Substances Data)
Toxicity	LD50 in rats, chickens (mg/kg): 155, 110-123 orally; 66, 34 i.p. (Kerr) less more

Raw materials And Preparation Products

Hazard Information

General Description

Pale yellow crystals or light tan powder.

Reactivity Profile

May be sensitive to light and elevated temperatures on long-term storage. 4-HYDROXY-3-NITROPHENYL ARSONIC ACID(121-19-7) puffs up and deflagrates on heating. Incompatible with strong oxidizers and strong acids. Forms mono-, di-, and trisodium salts.

Air & Water Reactions

Insoluble in water.

Hazard

Toxic by ingestion, highly toxic.

Fire Hazard

Flash point data are not available for this chemical; however, 4-HYDROXY-3-NITROPHENYL ARSONIC ACID is probably combustible.

Chemical Properties

BEIGE-BROWN FINE CRYSTALLINE POWDER

Uses

4-Hydroxy-3-nitrophenylarsonic Acid is used as a feed additive for chicken to aid in the prevention of coccidiosis caused by E[imeria] tenella and E. necatrix.

Uses

antiinfective, preservative

Uses

Formerly in manufacture of arsphenamines; as reagent for zirconium.

Definition

ChEBI: An organoarsonic acid where the organyl group is 4-hydroxy-3-nitrophenyl.

Purification Methods

It crystallises from water and is used for the spectroscopic detection of Zn. [Beilstein 16 II 468, 16 III 1073, 16 IV 1188.]

Material Safety Data Sheet(MSDS)

Spectrum Detail

Well-known Reagent Company Product Information

Send Inquriy