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METHOXYACETIC ACID
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Name

METHOXYACETIC ACID

 EINECS 210-894-6
CAS No. 625-45-6 Density 1.139 g/cm3
PSA 46.53000 LogP -0.28260
Solubility freely soluble in water Melting Point 7-9 °C(lit.)
Formula C3H6O3 Boiling Point 201 °C at 760 mmHg
Molecular Weight 90.0788 Flash Point 94 °C
Transport Information UN 3265 8/PG 2 Appearance Clear colourless to very slightly yellow liquid
Safety 53-45 Risk Codes 60-61-22-34
Molecular Structure Molecular Structure of 625-45-6 (Methoxyacetic acid) Hazard Symbols ToxicT
Synonyms

2-Methoxyacetic acid;Methoxyacetic acid;Methoxyethanoic acid;Aceticacid, methoxy- (6CI,7CI,8CI,9CI);NSC 7300;

Article Data 50

METHOXYACETIC ACID Synthetic route

109-86-4

2-methoxy-ethanol

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
Stage #1: 2-methoxy-ethanol With (6-di-tert-butylphosphinomethyl-2,2’-bipyridyl)Ru(CO)HCl; water; sodium hydroxide for 18h; Inert atmosphere; Reflux;
Stage #2: Acidic conditions;		73%
Stage #1: 2-methoxy-ethanol With C12H14ClN2Ru(1+)*F6P(1-); potassium hydroxide In toluene at 110℃; for 6h; Inert atmosphere;
Stage #2: With hydrogenchloride In water		52%
Stage #1: 2-methoxy-ethanol With [RuCl2(p-cymene)(iPr2-imy)]; tricyclohexylphosphine tetrafluoroborate; potassium hydroxide In toluene for 18h; Schlenk technique; Inert atmosphere; Reflux;
Stage #2: With hydrogenchloride In water pH=1;		51%
124-41-4

sodium methylate

79-11-8

chloroacetic acid

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
In methanol65%
With methanol
10312-83-1

methoxyacetaldehyde

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
With oxygen; cobalt(II) acetate at 50 - 70℃;
With air; manganese(II) acetate at 50 - 70℃;
With air; cobalt(II) acetate at 50 - 70℃;
With oxygen; manganese(II) acetate at 50 - 70℃;
107-16-4

glycolonitrile

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
With hydrogenchloride
67-56-1

methanol

79-11-8

chloroacetic acid

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
at 200℃;
With sodium methylate Reflux;
16356-02-8

1,4-dimethoxy-2-butyne

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
With potassium permanganate
20605-41-8

methoxyacetic acid hydrazide

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
With sulfuric acid at 70 - 80℃; Thermodynamic data;
124-38-9

carbon dioxide

107-30-2

chloromethyl methyl ether

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
(i) Li, dimethoxymethane, (ii) /BRN= 1900390/; Multistep reaction;
67-56-1

methanol

143659-33-0

1-Naphthylmethyl methoxyacetate

A

91909-27-2

2-(1-naphthyl)ethyl methyl ether

B

5903-23-1

1-(methoxymethyl)naphthalene

C

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
Irradiation;A 10 % Chromat.
B 89 % Chromat.
C n/a
Rate constant; Quantum yield; Irradiation; rate of decarboxylation k(CO2);A 10 % Chromat.
B 89 % Chromat.
C n/a
6290-49-9

methyl methoxyacetate

625-45-6

2-methoxyacetic acid

Conditions
ConditionsYield
In sodium hydroxide at 25℃; Thermodynamic data;

METHOXYACETIC ACID Chemical Properties

Product Name: Methoxyacetic acid
The MF of Methoxyacetic acid(625-45-6) is C3H6O3.

                           
The MW of Methoxyacetic acid(625-45-6) is 90.08.
Synonyms: 2-methoxyacetic;CH3OCH2COOH;Glycollicacid,methylether;methoxy-aceticaci;Methoxyethanoic acid;Methylglycolicacid;2-Methoxyacetic acid
Product Categories: Heterocyclic Compounds;C1 to C5;Carbonyl CompoundsMol File: 625-45-6.mol
EINECS: 210-894-6 
Surface Tension: 35.5 dyne/cm 
Density: 1.139 g/ml 
Flash Point: 94 °C
MP: 7-9 °C(lit.) 
Enthalpy of Vaporization: 48.19 kJ/mol 
Boiling Point: 201 °C at 760 mmHg 
Vapour Pressure: 0.131 mmHg at 25°C 
Water Solubility: freely soluble
Sensitive: Hygroscopic
BRN: 635800
CAS DataBase Reference: 625-45-6(CAS DataBase Reference)
NIST Chemistry Reference: 625-45-6(NIST)
EPA Substance Registry System: 625-45-6(EPA Substance)

METHOXYACETIC ACID Toxicity Data With Reference

1.   

dni-mus:emb25 mmol/L

   TOLED5    Toxicology Letters. 45 (1989),111.
2.   

orl-rat LDLo:2 g/kg

   FAATDF    Fundamental and Applied Toxicology. 2 (1982),158.

METHOXYACETIC ACID Consensus Reports

Reported in EPA TSCA Inventory.

METHOXYACETIC ACID Safety Profile

Moderately toxic by ingestion. An experimental teratogen. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
Safety information of Methoxyacetic acid(625-45-6):
Hazard Codes: T
Risk Statements: 60-61-22-34
R60:May impair fertility ;
R61:May cause harm to the unborn child ;
R22:Harmful if swallowed ;
R34:Causes burns ;
Safety Statements: 53-45
S53:May cause long-term adverse effects in the aquatic environment ;
S45:May cause cancer ;
RIDADR: UN 3265 8/PG 2
WGK Germany: 1
RTECS: AI8650000
F: 10-21
HazardClass: 8
PackingGroup: II
HS Code: 29189090

METHOXYACETIC ACID Standards and Recommendations

DFG MAK: 5 ppm

METHOXYACETIC ACID Specification

The Methoxyacetic acid(625-45-6) is stable and soluble in water but incompatible with alkalis and metals.Hazardous decomposition products are carbon monoxide, carbon dioxide. 
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