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Name	Benazolin-ethyl	EINECS	246-591-0
CAS No.	25059-80-7	Density	1.418 g/cm³
PSA	76.54000	LogP	2.27950
Solubility	N/A	Melting Point	79 °C
Formula	C₁₁H₁₀ClNO₃S	Boiling Point	408.1 °C at 760 mmHg
Molecular Weight	271.724	Flash Point	200.6 °C
Transport Information	UN 3077 9/PG 3	Appearance	N/A
Safety	61	Risk Codes	51/53
Molecular Structure		Hazard Symbols	N
Synonyms	3-Benzothiazolineaceticacid, 4-chloro-2-oxo-, ethyl ester (6CI,7CI,8CI);4-Chloro-2-oxobenzothiazolin-3-ylaceticacid ethyl ester;Benazolin ethyl ester;	Article Data	5

Benazolin-ethyl Synthetic route

: C11H11Cl2NO3S

: 25059-80-7
4-chloro-N-(ethoxycarbonylmethyl)-2(3H)-benzothiazolone

Conditions

Conditions	Yield
With sulfuric acid In toluene a) RT, 30 min, b) 20 deg C, 5 h; Yield given;

: 2522-00-1
ethyl 2-((2-chlorophenyl)amino)acetate

: 25059-80-7
4-chloro-N-(ethoxycarbonylmethyl)-2(3H)-benzothiazolone

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: N,N-dimethylaniline / toluene / 1 h / 0 °C 2: H2SO4 / toluene / a) RT, 30 min, b) 20 deg C, 5 h View Scheme

Benazolin-ethyl Chemical Properties

Molecule structure of Benazolin-ethyl (CAS NO.25059-80-7):

IUPAC Name: Ethyl 2-(4-chloro-2-oxo-1,3-benzothiazol-3-yl)acetate
Molecular Weight: 271.72 g/mol
Molecular Formula: C₁₁H₁₀ClNO₃S
Density: 1.418 g/cm³
Melting Point: 79 °C
Boiling Point: 408.1 °C at 760 mmHg
Flash Point: 200.6 °C
Index of Refraction: 1.608
Molar Refractivity: 66.32 cm³
Molar Volume: 191.5 cm³
Polarizability: 26.29×10^-24 cm³
Surface Tension: 53.9 dyne/cm
Enthalpy of Vaporization: 66.01 kJ/mol
Vapour Pressure: 7.16E-07 mmHg at 25 °C
Water Solubility: 47 mg/L
XLogP3-AA: 2.8
H-Bond Acceptor: 3
Rotatable Bond Count: 4
Exact Mass: 271.006992
MonoIsotopic Mass: 271.006992
Topological Polar Surface Area: 46.6
Heavy Atom Count: 17
Complexity: 326
Canonical SMILES: CCOC(=O)CN1C2=C(C=CC=C2Cl)SC1=O
InChI: InChI=1S/C11H10ClNO3S/c1-2-16-9(14)6-13-10-7(12)4-3-5-8(10)17-11(13)15/
h3-5H,2,6H2,1H3
InChIKey: WQRCEBAZAUAUQC-UHFFFAOYSA-N
EINECS: 246-591-0
Product Categories: HERBICIDE

Benazolin-ethyl Uses

Benazolin-ethyl (CAS NO.25059-80-7) is used as a herbicide.

Benazolin-ethyl Toxicity Data With Reference

1.	orl-rat LD50:>5 g/kg	FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1991,C151.
2.	ihl-rat LC50:>5500 mg/m3/4H	PEMNDP Pesticide Manual. 9 (1991),52.
3.	skn-rat LD50:>2100 mg/kg	PEMNDP Pesticide Manual. 9 (1991),52.
4.	orl-mus LD50:>4 g/kg	FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1991,C151.
5.	orl-dog LD50:>5 g/kg	PEMNDP Pesticide Manual. 9 (1991),52.
6.	orl-qal LD50:>6 g/kg	PEMNDP Pesticide Manual. 9 (1991),52.
7.	orl-dck LD50:>3 g/kg	PEMNDP Pesticide Manual. 9 (1991),52.

Benazolin-ethyl Safety Profile

Hazard Codes: Dangerous N
Risk Statements: 51/53
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 61
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 3077 9/PG 3
RTECS: DL0880000
Moderately toxic by ingestion and skin contact. Low toxicity by ingestion. inhalation. When heated to decomposition it emits toxic vapors of NO_x, SO_x, and Cl⁻.

Benazolin-ethyl Specification

Benazolin-ethyl (CAS NO.25059-80-7) is also named as 3-Benzothiazolineacetic acid, 4-chloro-2-oxo-, ethyl ester ; 4-Chloro-2-oxo-3(2H)-benzothiazole acetic acid ethyl ester ; BRN 0753659 ; Benazolin ethyl ester ; Benazolin ethyl ester [ANSI] ; Caswell No. 202B ; EPA Pesticide Chemical Code 126801 ; Ethyl 4-chloro-2-oxo-3(2H)-benzothiazoleacetate . Benazolin-ethyl (CAS NO.25059-80-7) is stimulate to skin and eye.

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