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Dimethyl sulfite 99%+

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CAS No.:

616-42-2

Content:

99%

Port:

Shanghai

Packaging:

250kg/drum or IBC or ISO tank

Price valid (until):

2026-04-22

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Conier Chem&Pharma Limited

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool

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Product Description
Seller Information
Inquiry History

Description

Dimethyl sulfite Chemical Properties

Melting point	0°C
Boiling point	126-127 °C (lit.)
density	1.294 g/mL at 25 °C (lit.)
refractive index	n20/D 1.410(lit.)
Fp	106 °F
storage temp.	Flammables area
form	Liquid
color	Clear colorless to pale yellow
Water Solubility	soluble
BRN	1700256
Dielectric constant	22.5（23℃）
InChI	InChI=1S/C2H6O3S/c1-4-6(3)5-2/h1-2H3
InChIKey	BDUPRNVPXOHWIL-UHFFFAOYSA-N
SMILES	S(OC)(OC)=O

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Items	Specifications

Basic Info

Product Name:

Dimethyl sulfite

Other Name:

Sulfurous acid,dimethyl ester;Methyl sulfite;Dimethyl sulfite;Dimethoxy sulfoxide;NSC 41902

CAS No.:

616-42-2

Molecular Formula:

C2H6O3S

InChIKeys:

InChIKey=BDUPRNVPXOHWIL-UHFFFAOYSA-N

Molecular Weight:

110.13

Exact Mass:

110.13

EC Number:

210-481-0

UNII:

9JFA40S66P

NSC Number:

41902

DSSTox ID:

DTXSID3060665

HScode:

29209085

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

54.7

XLogP3:

-0.43

Appearance:

Clear colorless to pale yellow Liquid

Density:

1.242 g/cm³ @ Temp: 0 °C

Melting Point:

0°C

Boiling Point:

126 °C

Flash Point:

106 °F

Refractive Index:

1.477

Water Solubility:

H2O: soluble

Storage Conditions:

Flammables area

See More Dimethyl sulfite Properties 

Hazard Identification

Classification of the substance or mixture

Flammable liquids, Category 3

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity â single exposure, Category 3

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H226 Flammable liquid and vapour H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation
Prevention	P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P264 Wash ... thoroughly after handling. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area.
Response	P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower]. P370+P378 In case of fire: Use ... to extinguish. P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P319 Get medical help if you feel unwell.
Storage	P403+P235 Store in a well-ventilated place. Keep cool. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Dimethyl sulfite Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool

Location:
11F ,#20 building, #18 Fuquan Road ,Jiangbei District, CHONGQING 400020, P.R China

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
350

Total Annual Revenue:
$10 million-$25 million

Total Employees:
11-50

Year of Establishment:
2010

Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
United States	dimethyl sulfite	1000 MT	Mar 21, 2026

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