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Merck

07-4871

Dimethyl sulfoxide

suitable for HPLC

Synonym(s):

DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
67-68-5
Molecular Weight:
78.13
PubChem Substance ID:
329748450
UNSPSC Code:
12352200
Beilstein/REAXYS Number:
506008
MDL number:
MFCD00002089

Key Documents

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Product Name

Dimethyl sulfoxide, suitable for HPLC

SMILES string

CS(C)=O

InChI

1S/C2H6OS/c1-4(2)3/h1-2H3

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

assay

≥99.0% (GC)

form

liquid

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

availability

available only in Japan

technique(s)

HPLC: suitable

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

density

1.10 g/mL (lit.)

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Disclaimer

Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

203.0 °F

flash_point_c

95 °C

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Group 4: Flammable liquids + Type 3 petroleums + Hazardous rank III + Water soluble liquid

fsl

07-4871-7-1L-J:

jan

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Certificates of Analysis (COA)

Lot/Batch Number
K0447
K5239
K5046
K7846
K9542

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