IUPAC Name: azanium [(E)-2-chlorohept-1-enyl]-hydroxyarsinate 
Empirical Formula: C₇H₁₇AsClNO₃
Molecular Weight: 273.5894g/mol
H-Bond Donor: 2
H-Bond Acceptor: 3
SMILES: [O-][As](=O)(O)\C=C(\Cl)CCCCC.[NH4+]
InChI: InChI=1/C7H14AsClO3.H3N/c1-2-3-4-5-7(9)6-8(10,11)12;/h6H,2-5H2,1H3,(H2,10,11,12);1H3/b7-6+;
InChIKey: KTBKWJRLKSFWMY-UHDJGPCEBM
Flash Point: 192.1 °C
Enthalpy of Vaporization: 74.46 kJ/mol
Boiling Point: 394.1 °C at 760 mmHg
Vapour Pressure: 7.62E-08 mmHg at 25°C
Structure of Chloroarsenol (CAS NO.300-88-9):

Arsenic and its compounds are on the Community Right-To-Know List.

Arsenic compounds are generally poisons. Moderately toxic by subcutaneous and intravenous routes. Human mutation data reported. When heated to decomposition it emits very toxic fumes of As, Cl⁻, NO_x, and NH₃. See also ARSENIC COMPOUNDS.

OSHA PEL: TWA 0.5 mg(As)/m³
ACGIH TLV: BEI: 35 µ (As)/L inorganic arsenic and methylated metabolites in urine

  Chloroarsenol , its cas register number is 300-88-9. It also can be called 1-Heptene-1-arsonic acid, chloro,monoammonium salt ; Arsonic acid,(2-chloro-1-heptenyl)-,monoammonium salt (9CI) and azanium [(E)-2-chlorohept-1-enyl]-hydroxyarsinate .When heated to decomposition it emits very toxic fumes of As, Cl⁻, NO_x, and NH₃. Chloroarsenol (CAS NO.300-88-9) is  moderately toxic by subcutaneous and intravenous routes.