CAS No.3653-48-3,MCPA SODIUM Suppliers

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Basic Information

Molecular Structure:
CAS No.:	3653-48-3
Name:	MCPA SODIUM
Article Data:	4

Formula:	C9H9 Cl O3 . Na
Molecular Weight:	222.603
Synonyms:	Aceticacid, (4-chloro-2-methylphenoxy)-, sodium salt (9CI); Acetic acid,[(4-chloro-o-tolyl)oxy]-, sodium salt (8CI); (p-Chloro-o-tolyloxy)acetic acidsodium salt; 2-Methyl-4-chlorophenoxyacetic acid sodium salt; 2M-4Kh Sodiumsalt; 4-Chloro-2-methylphenoxyacetic acid sodium salt; Agroxone 3; Chwastox;Chwastox 80; Chwastox Extra 300SL; Chwastox plynny 30; Dicotex; Dicotex 80;Dikoteks; Dikotex; Dikotex 30; Dikotex P; Estermine; Hedonal M 80; MCP sodiumsalt; MCPA sodium salt; Metaxone; Methoxon; Methoxone 30; Methoxone sodiumsalt; Na MCPA; Phenoxilene; Phenoxylene; SYS 67ME; Sodium (2-methyl-4-chlorophenoxy)acetate;Sodium (4-chloro-2-methylphenoxy)acetate; Sodium MCP; Sodium MCPA; U 46M
Density:	g/cm³
Melting Point:	118-119oC
Boiling Point:	327°Cat760mmHg
Flash Point:	151.6°C
Hazard Symbols:
Risk Codes:	22
Safety:	Poison by intraperitoneal route. Moderately toxic by ingestion and subcutaneous routes. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of Cl⁻ and Na₂O.
PSA:	49.36000
LogP:	0.77710

Synthetic route

: 36220-29-8
2-(4-chloro-2-methylphenoxy)ethanol

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

Conditions

Conditions	Yield
With sodium hydroxide; oxygen; bismuth(III) nitrate; palladium on activated charcoal at 90℃; for 2h;	98%

: 1570-64-5
2-methyl-4-chlorophenol

: 3926-62-3
sodium monochloroacetic acid

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

Conditions

Conditions	Yield
With sodium hydroxide In water for 8h; Reflux;

: 95-48-7
ortho-cresol

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: potassium carbonate / toluene / 0.5 h / 120 °C 2: iron(III) chloride; tert-butyl methyl sulphide; thionyl chloride / 0.5 h / 40 °C 3: sodium hydroxide / 4 h / 70 °C View Scheme

: n-butyl o-tolyloxyacetate

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: iron(III) chloride; tert-butyl methyl sulphide; thionyl chloride / 0.5 h / 40 °C 2: sodium hydroxide / 4 h / 70 °C View Scheme

: 1713-12-8
n-butyl 4-chloro-2-methylphenoxyacetate

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

Conditions

Conditions	Yield
With sodium hydroxide at 70℃; for 4h;	223.74 g

: 64632-18-4
C19H40NO(1+)*Cl(1-)

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

: 1616668-07-5
cyclohexyldecyloxymethyldimethylammonium 4-chloro-2-methylphenoxyacetate

Conditions

Conditions	Yield
In water-d2 at 20℃; for 24h;	98%

: 64632-06-0
Cl(1-)*C13H28NO(1+)

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

: 1616668-04-2
butoxymethylcyclohexyldimethylammonium 4-chloro-2-methylphenoxyacetate

Conditions

Conditions	Yield
In water-d2 at 20℃; for 24h;	94%

: 64632-17-3
C21H44NO(1+)*Cl(1-)

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

: 1616668-08-6
cyclohexyldodecyloxymethyldimethylammonium 4-chloro-2-methylphenoxyacetate

Conditions

Conditions	Yield
In water-d2 at 20℃; for 24h;	94%

: 64632-22-0
C15H32NO(1+)*Cl(1-)

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

: 1616668-05-3
cyclohexylhexyloxymethyldimethylammonium 4-chloro-2-methylphenoxyacetate

Conditions

Conditions	Yield
In water-d2 at 20℃; for 24h;	93%

: 3653-48-3
sodium 2-methyl-4-chlorophenoxyacetate

: 1-octyl-8-hydroxyquinolinium bromide

: 1082249-33-9
8-hydroxy-1-octyl-quinolinium (4-chloro-2-methylphenoxy)acetate

Conditions

Conditions	Yield
In methanol for 12h;	90%

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Chemistry

IUPAC Name: Sodium 2-(4-chloro-2-methyl-phenoxy)acetate
Synonyms: (2-Methyl-4-chlorophenoxy)acetic acid, sodium salt ; (4-Chloro-2-methylphenoxy)acetic acid sodium salt ; (p-Chloro-o-tolyloxy)acetic acid sodium salt
Product Categories: Herbicide ;MA - MDPesticides&Metabolites;Alpha sort;Herbicides;H-MAlphabetic;M;Pesticides&Metabolites;Phenoxy structure
CAS NO: 3653-48-3
Molecular Formula of Sodium (2-methyl-4-chlorophenoxy)acetate (CAS NO.3653-48-3) : C₉H₈ClNaO₃
Molecular Weight of Sodium (2-methyl-4-chlorophenoxy)acetate (CAS NO.3653-48-3) : 222.6
Molecular structure of Sodium (2-methyl-4-chlorophenoxy)acetate (CAS NO.3653-48-3) :
EINECS: 222-895-9
Flash Point: 151.6 °C
Enthalpy of Vaporization: 60.1 kJ/mol
Boiling Point: 327 °C at 760 mmHg
Vapour Pressure: 8.42E-05 mmHg at 25°C
Storage temp. 0-6°C
Appearance:Colorless plates
Water solubility:Very soluble in water

Uses

Used as an herbicide

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
guinea pig	LD50	oral	700mg/kg (700mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 31(2), Pg. 31, 1987.
mouse	LD50	intraperitoneal	500mg/kg (500mg/kg)		Food and Cosmetics Toxicology. Vol. 3, Pg. 883, 1965.
mouse	LD50	oral	450mg/kg (450mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 31(2), Pg. 31, 1987.
rabbit	LD	skin	> 256mg/kg (256mg/kg)		Toxicology. Vol. 3, Pg. 349, 1975.
rat	LCLo	inhalation	520mg/m3/4H (520mg/m3)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE WEAKNESS	Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 31(2), Pg. 31, 1987.
rat	LD	skin	> 2gm/kg (2000mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 31(2), Pg. 31, 1987.
rat	LD50	intraperitoneal	400mg/kg (400mg/kg)		Food and Cosmetics Toxicology. Vol. 3, Pg. 883, 1965.
rat	LD50	oral	800mg/kg (800mg/kg)		World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat	LD50	subcutaneous	500mg/kg (500mg/kg)	BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" BLOOD: HEMORRHAGE	Bulletin of Environmental Contamination and Toxicology. Vol. 18, Pg. 152, 1977.
rat	LD50	unreported	700mg/kg (700mg/kg)		Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 34(2), Pg. 109, 1969.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion and subcutaneous routes. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of Cl⁻ and Na₂O.
Hazard Codes Harmful Xn
Risk Statements 22
R22:Harmful if swallowed.