Skip to Content
Merck
CN

Key Documents

View All Documentation

RTC000086

Methyl Ethyl Ketone

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(s):

2-Butanone, Ethyl methyl ketone, MEK, Methyl ethyl ketone

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
C2H5COCH3
CAS Number:
78-93-3
Molecular Weight:
72.11
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
741880
MDL number:
MFCD00011648
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Level

300

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to USP 1430101

vapor density

2.49 (vs air)

vapor pressure

71 mmHg ( 20 °C)

CofA

current certificate can be downloaded

autoignition temp.

960 °F

expl. lim.

10.1 %

packaging

pkg of 20 mL

mp

−87 °C (lit.)

density

0.805 g/mL at 25 °C (lit.)

application(s)

pharmaceutical small molecule

storage temp.

2-30°C

SMILES string

CC(CC)=O

InChI

1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3

InChI key

ZWEHNKRNPOVVGH-UHFFFAOYSA-N

General description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

Analysis Note

These secondary standards offer multi-traceability to the USP and EP primary standards, where they are available.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
To see an example of a Certificate of Analysis for this material enter LRAB9767 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Still not finding the right product?

Explore all of our products under Methyl Ethyl Ketone

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system

supp_hazards

EUH066

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

26.6 °F

flash_point_c

-3 °C

Regulatory Information

易制毒化学品（3类）
危险化学品

This item has

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’.

Already Own This Product?

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

Visit the Document Library