Skip to Content
Merck
CN

Key Documents

View All Documentation

442236

1,3,5-Trimethylbenzene

analytical standard

Synonym(s):

Mesitylene, 1,3,5-Trimethylbenzene

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
C6H3(CH3)3
CAS Number:
108-67-8
Molecular Weight:
120.19
EC Number:
203-604-4
UNSPSC Code:
12352200
PubChem Substance ID:
24867747
Beilstein/REAXYS Number:
906806
MDL number:
MFCD00008538
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

analytical standard

vapor density

4.1 (vs air)

vapor pressure

14 mmHg ( 55 °C), 2.49 mmHg ( 25 °C)

autoignition temp.

1022 °F

expl. lim.

0.88-6.1 %, 100 °F

packaging

ampule of 1000 mg

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.499 (lit.)

bp

163-166 °C (lit.)

mp

−45 °C (lit.)

density

0.864 g/mL at 25 °C (lit.)

application(s)

environmental

SMILES string

Cc1cc(C)cc(C)c1

InChI

1S/C9H12/c1-7-4-8(2)6-9(3)5-7/h4-6H,1-3H3

InChI key

AUHZEENZYGFFBQ-UHFFFAOYSA-N

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

3 - Flammable liquids

WGK

WGK 2

Flash Point (°F)

122.0 °F

Flash Point (°C)

50 °C

PPE (personal protective equipment)

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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library