Dimethyl oxalate

Names

[ CAS No. ]:
553-90-2

[ Name ]:
Dimethyl oxalate

[Synonym ]:
dimetyl oxalate
methyl ethanedioate
Oxalicdimethylester
oxalic acid dimethyl ester
CH3OCOCOOCH3
DMO
Ethanedioic acid, dimethyl ester
EINECS 209-053-6
Dimethyloxalate
dimethyl ethanedioate
METHYL OXALATE
oxalic acid diester
UNII-IQ3Q79344S
dimethyl oxolate
MFCD00008442

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
163.5±0.0 °C at 760 mmHg

[ Melting Point ]:
50-54 °C(lit.)

[ Molecular Formula ]:
C₄H₆O₄

[ Molecular Weight ]:
118.088

[ Flash Point ]:
75.0±0.0 °C

[ Exact Mass ]:
118.026611

[ PSA ]:
52.60000

[ LogP ]:
-0.34

[ Vapour Pressure ]:
2.1±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.391

[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents, acids, bases, reducing agents.

[ Water Solubility ]:
60 G/L (25 ºC)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RO2850000

CHEMICAL NAME :: Oxalic acid, dimethyl ester

CAS REGISTRY NUMBER :: 553-90-2

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-H6-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,15,1953

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319

[ Precautionary Statements ]:
P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/38

[ Safety Phrases ]:
S26-S36/37-S24/25

[ RIDADR ]:
1759

[ WGK Germany ]:
3

[ RTECS ]:
RO2850000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

[ HS Code ]:
2917119000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2917119000

[ Summary ]:
2917119000 oxalic acid salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Articles

High activity and selectivity of Ag/SiO2 catalyst for hydrogenation of dimethyl oxalate.

Chem. Commun. (Camb.) 46(24) , 4348-50, (2010)

Ag/SiO(2) prepared by a sol-gel process is highly effective for selective gas-phase hydrogenation of dimethyl oxalate to corresponding alcohols. The catalysts are of great potential as industrially vi...

Solvent feedstock effect: the insights into the deactivation mechanism of Cu/SiO2 catalysts for hydrogenation of dimethyl oxalate to ethylene glycol.

Chem. Commun. (Camb.) 49(45) , 5195-7, (2013)

The variation of the supports on the Cu/SiO2 catalyst plays an important role in the catalytic performance for hydrogenation of dimethyl oxalate. The loss of silica in the form of tetramethoxysilane f...

A1h NMR Pulse Gradient Spin-Echo (PGSE) Mass Transport Study of Dimethyl Oxalate and Ethylene Glycol: New Fuels for the DOFC. Suarez-Gustave S, et al.

Electrochem. Solid-State Let. 12(3) , 525-528, (2000)