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Merck

07-4820

Dimethyl sulfate

SAJ first grade, ≥99.0%

Synonym(s):

Sulfuric acid dimethyl ester

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About This Item

Linear Formula:
(CH3O)2SO2
CAS Number:
77-78-1
Molecular Weight:
126.13
PubChem Substance ID:
329748447
UNSPSC Code:
12352108
Beilstein/REAXYS Number:
635994
MDL number:
MFCD00008416

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Product Name

Dimethyl sulfate, SAJ first grade, ≥99.0%

SMILES string

COS(=O)(=O)OC

InChI

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

InChI key

VAYGXNSJCAHWJZ-UHFFFAOYSA-N

grade

SAJ first grade

vapor density

4.3 (vs air)

vapor pressure

0.7 mmHg ( 25 °C)

assay

≥99.0%

form

liquid

autoignition temp.

923 °F

availability

available only in Japan

refractive index

n20/D 1.386 (lit.)

bp

188 °C (lit.)

mp

−32 °C (lit.)

density

1.333 g/mL at 25 °C (lit.)

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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

flash_point_c

83 °C

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Certificates of Analysis (COA)

Lot/Batch Number
A1146
U4840
U2672
A1448
A0149

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Yogo Sakakibara et al.
Journal of the American Chemical Society, 133(22), 8396-8399 (2011-05-12)
The movement of the small ribosomal subunit (30S) relative to the large ribosomal subunit (50S) during translation is widely known, but many molecular details and roles of rRNA and proteins in this process are still undefined, especially in solution models.
Li Z Luo et al.
PloS one, 7(3), e30541-e30541 (2012-03-14)
The potential for human disease treatment using human pluripotent stem cells, including embryonic stem cells and induced pluripotent stem cells (iPSCs), also carries the risk of added genomic instability. Genomic instability is most often linked to DNA repair deficiencies, which
Pablo Cordero et al.
Biochemistry, 51(36), 7037-7039 (2012-08-24)
For decades, dimethyl sulfate (DMS) mapping has informed manual modeling of RNA structure in vitro and in vivo. Here, we incorporate DMS data into automated secondary structure inference using an energy minimization framework developed for 2'-OH acylation (SHAPE) mapping. On
Manon Labrecque
Current opinion in allergy and clinical immunology, 12(2), 140-144 (2012-02-14)
To describe the recent insights into the definition, causes, natural outcome, and key elements of irritant-induced asthma (IIA) management. IIA is a subtype of occupational asthma without immunologic sensitization and includes the typical reactive airway dysfunction syndrome (RADS) and a
Mridula Nambiar et al.
Nucleic acids research, 39(3), 936-948 (2010-10-01)
The t(14;18) translocation in follicular lymphoma is one of the most common chromosomal translocations. Most breaks on chromosome 18 are located at the 3'-UTR of the BCL2 gene and are mainly clustered in the major breakpoint region (MBR). Recently, we
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