Mefenacet

Mefenacet Basic information

Product Name:	Mefenacet
Synonyms:	2-(1,3-benzothiazol-2-yloxy)-n-methylacetanilide;2-(benzothiazol-2-yloxy)-N-methyl-N-phenylacetamide mefenacet;2-benzothiazol-2-yloxy-N-mehtylacetanilide;Bay FOE 1976;N-Methyl-N-phenyl(2-benzothiazolyloxy)acetamide;N-Phenyl-N-methyl-2-(benzothiazol-2-yloxy)acetamide;2-(2-BENZOTHIAZOLYLOXY)-N-METHYLACETANILIDE;Mephenacet
CAS:	73250-68-7
MF:	C16H14N2O2S
MW:	298.36
EINECS:	277-328-8
Product Categories:	Alpha sort;AmidePesticides&Metabolites;Herbicides;H-MAlphabetic;M;MEA - MES;Pesticides&Metabolites
Mol File:	73250-68-7.mol

Mefenacet Chemical Properties

Melting point	134.8°
Boiling point	441.0±47.0 °C(Predicted)
density	1.2361 (rough estimate)
refractive index	1.6000 (estimate)
Fp	>100 °C
storage temp.	0-6°C
solubility	DMSO (Slightly), Methanol (Slightly)
pka	1.53±0.10(Predicted)
form	neat
BRN	1143987
CAS DataBase Reference	73250-68-7(CAS DataBase Reference)
NIST Chemistry Reference	Mefenacet(73250-68-7)
EPA Substance Registry System	Mefenacet (73250-68-7)

Safety Information

Hazard Codes	N
Risk Statements	51/53
Safety Statements	61
RIDADR	UN 3077
WGK Germany	2
RTECS	AB4542550
HS Code	29342000
Toxicity	LD50 in rats, mice (mg/kg): >5000, >5000 orally; >1000, >1000 s.c.; >5000, >5000 dermally; LC50 (4 hr) in rats: 134 mg/m3 (Schmidt)

MSDS Information

Provider	Language
Mefenacet	English

Mefenacet Usage And Synthesis

Uses	Mefenacet is an acetanilide herbicide which is used for pre- and post emergence control of annual weeds in paddy oil. Mefenacet has been widely used and repeated in Asian countries and is frequently d etected in river or lake water.
Uses	Herbicide.
Definition	ChEBI: Mefenacet is a member of benzothiazoles and a tertiary carboxamide. It has a role as an antimitotic and a herbicide.
Safety Profile	A poison by inhalation.Moderately toxic by intraperitoneal and subcutaneousroutes. Low toxicity by ingestion. When heated todecomposition it emits toxic vapors of NOx and SOx.

Mefenacet Preparation Products And Raw materials

Raw materials	Thionyl chloride-->Sodium acetate-->Sodium acetate trihydrate-->N-Methylaniline-->Glycolic acid-->Acetoxyacetyl chloride-->N-METHYLACETANILIDE-->2-CHLORO-N-METHYL-N-PHENYLACETAMIDE-->2-Chlorobenzothiazole-->2-HYDROXY-N-METHYL-N-PHENYL-ACETAMIDE-->2-Bromo-N-methylacetanilide-->2-Aminobenzenethiol-->2-Benzothiazolol-->Potassium hydroxide
Preparation Products	Mefenacet+Bensalfaron-methyl,W.P.

2-Thiazolol MEFENACET+BENSULFURON-METHYL 55%WP MEFENACET SOLUTION 100UG/ML IN METHANOL 1ML 2-METHOXYTHIAZOLE Mefenacet W.P. 2-HYDROXY-N-METHYL-N-PHENYL-ACETAMIDE SHENGNONGLE ( 50% MEFENACET. BENSULFURON-METHYL WP) N,N-DIMETHYL-2-METHOXYACETAMIDE Mefenacet+Bensalfaron-methyl,W.P. BENSULFURON-METHYL+MEFENACET 50%WP 5-[(1,3-BENZOTHIAZOL-2-YLOXY)ACETYL]-4,4-DIMETHYL-4,5-DIHYDRO-1H-[1,2]DITHIOLO[3,4-C]QUINOLINE-1-THIONE Mefenacet+Bensulfuron-methyl+Propisochlor,W.P. 2-Benzothiazolol 5-[(1,3-BENZOTHIAZOL-2-YLOXY)ACETYL]-4,4,8-TRIMETHYL-4,5-DIHYDRO-1H-[1,2]DITHIOLO[3,4-C]QUINOLINE-1-THIONE Mefenacet+Pyrazosulfuron-ethyl,W.P. Mefenacet 2-(BENZO[D]THIAZOL-2-YLOXY)-1-(2,2,4-TRIMETHYL-6-TRITYLQUINOLIN-1(2H)-YL)ETHANONE 2-Ethoxythiazole

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