Skip to Content
Merck
CN

Key Documents

View All Documentation

41620

Dimethyl sulfate

purum, ≥95.0% (GC)

Synonym(s):

Sulfuric acid dimethyl ester

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
(CH3O)2SO2
CAS Number:
77-78-1
Molecular Weight:
126.13
EC Number:
201-058-1
UNSPSC Code:
12352100
PubChem Substance ID:
329756125
Beilstein/REAXYS Number:
635994
MDL number:
MFCD00008416
Assay:
≥95.0% (GC)
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

vapor density

4.3 (vs air)

vapor pressure

0.7 mmHg ( 25 °C)

grade

purum

assay

≥95.0% (GC)

autoignition temp.

923 °F

refractive index

n20/D 1.386 (lit.), n20/D 1.387

bp

188 °C (lit.)

mp

−32 °C (lit.)

density

1.333 g/mL at 25 °C (lit.)

SMILES string

COS(=O)(=O)OC

InChI

1S/C2H6O4S/c1-5-7(3,4)6-2/h1-2H3

InChI key

VAYGXNSJCAHWJZ-UHFFFAOYSA-N

Still not finding the right product?

Explore all of our products under Dimethyl sulfate

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

181.4 °F - closed cup

flash_point_c

83 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

新产品

This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

M L Lee et al.
Science (New York, N.Y.), 207(4427), 186-188 (1980-01-11)
Dimethyl sulfate and its hydrolysis product monomethyl sulfate have been found at concentrations as high as 830 parts per million in fly ash and in airborne particulate matter from coal combustion processes. This discovery poses a new environmental problem because
J D McGhee et al.
Proceedings of the National Academy of Sciences of the United States of America, 76(5), 2133-2137 (1979-05-01)
We have measured the effect of the histones in the nucleosome core particle on methylation of purines in nucleosome DNA by dimethyl sulfate. By using 32P terminally labeled nucleosome cores, we have examined the pattern of strand cleavage at methylated
Pasquale Moio et al.
Proteomics, 11(2), 249-260 (2011-01-05)
Protein footprinting is a new methodology that is based on probing, typically with the use of MS, of reactivity of different amino acid residues to a modifying reagent. Data thus obtained allow one to make inferences about protein conformations and
View All Related Papers