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1211006

USP

Dimethyl sulfoxide

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
67-68-5
Molecular Weight:
78.13
Beilstein:
506008
MDL number:
MFCD00002089
UNSPSC Code:
41116107
PubChem Substance ID:
329749622
NACRES:
NA.24

grade

pharmaceutical primary standard

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

manufacturer/tradename

USP

availability

not available in (Sales restrictions may apply)

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

density

1.10 g/mL (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

CS(C)=O

InChI

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

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Dimethyl sulfoxide USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Dimethyl Sulfoxide Irrigation
  • Dimethyl Sulfoxide Gel
  • Dimethyl Sulfoxide Topical Solution
  • Methylsulfonylmethane

Caution

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

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

related product

Product No.
Description
Pricing

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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