Dimethyl sulfite

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Names

[ CAS No. ]:
616-42-2

[ Name ]:
Dimethyl sulfite

[Synonym ]:
MFCD00008415
EINECS 210-481-0
methoxy sulfoxide
Sulfurous acid, dimethyl ester
Dimethyl sulfite

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
126.0±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C2H6O3S

[ Molecular Weight ]:
110.132

[ Flash Point ]:
41.1±0.0 °C

[ Exact Mass ]:
110.003761

[ PSA ]:
54.74000

[ LogP ]:
-0.43

[ Vapour Pressure ]:
14.4±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.477

[ Storage condition ]:
Flammables area

[ Water Solubility ]:
soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WT3512000
CHEMICAL NAME :
Sulfurous acid, dimethyl ester
CAS REGISTRY NUMBER :
616-42-2
BEILSTEIN REFERENCE NO. :
1700256
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C2-H6-O3-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC - Lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2600 mg/m3/10M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: NDCrc-132,APR1942

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H226-H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R10;R36/37/38

[ Safety Phrases ]:
S26-S36-S24/25-S16

[ RIDADR ]:
UN 1993 3/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
WT3512000

[ Packaging Group ]:
III

[ Hazard Class ]:
3.2

[ HS Code ]:
29209085

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methanol
  • dimethoxymethane
  • Nitrous acid, methylester
  • diazomethane
  • BENZYL SULFITE
  • 1-chloro-2-(2-chloroethoxysulfinyloxy)ethane
  • Dimethyl sulfate
  • Pyridine
  • 2-chloroethyl chlorosulphite
  • 4-(tert-Butyl)phenyl trifluoromethanesulfonate

DownStream

  • nitroanisole
  • METHYL FLUOROSULFONATE
  • 1,2-Dimethoxybenzene
  • ORTHO-NITROBENZALDEHYDEDIMETHYLACETAL
  • (2,2-DIMETHOXY-PROPOXY)-BENZENE
  • dimethyl ether
  • methyl iodide
  • 2,2-dimethylpropiophenone
  • Methyl cinnamate

Customs

[ HS Code ]: 29209085

Articles

Matrix isolation FTIR spectroscopic and theoretical study of dimethyl sulfite.

J. Phys. Chem. A 109(16) , 3578-86, (2005)

The preferred conformations of dimethyl sulfite and their vibrational spectra were studied by matrix-isolation Fourier transform infrared spectroscopy and theoretical methods (density functional theor...

[Effect of design and operation parameters on volatile alkylsulfides removal in subsurface constructed wetlands].

Huan Jing Ke Xue 31(2) , 345-51, (2010)

A pilot-scale subsurface constructed wetland wastewater treatment system was sampled for one year to study the effects of bed aspect ratio, substrate medium size, water depth, HLR (hydraulic loading r...

The reaction of chicken liver sulfite oxidase with dimethylsulfite.

Biochim. Biophys. Acta 1253(2) , 133-5, (1995)

We have undertaken a steady-state and rapid kinetic study of the reaction of enzyme with sulfite and dimethylsulfite. Methylation of sulfite results in a significant increase in Km and Kd for the subs...


More Articles

Related Compounds

  • as-Dimethyl sulfite
  • (7-dimethylsulfonio-10H-phenothiazin-3-yl)-dimethylsulfanium,hydrogen sulfite
  • [dimethyl(phenyl)-λ5-arsanyl] thiohypobromite
  • dimethyl(dipentyl)azanium,bromide
  • dimethyl 2-[bromo-(4-nitrophenyl)methylidene]propanedioate
  • dimethyl 2-(2-amino-2-oxoethoxy)iminopropanedioate
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • Ethyl 1-oxospiro[4.4]nonane-2-carboxylate
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 8-Bromo-3-fluoroimidazo[1,2-a]pyrazine
  • 1-(2-Fluoro-5-methylphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • 3-[1-(cyclohexylmethyl)-1H-pyrazol-4-yl]propan-1-ol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide