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Merck

8.14505

1,2,4-Trimethylbenzene

for synthesis

Synonym(s):

1,2,4-Trimethylbenzene, Pseudocumol

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About This Item

Empirical Formula (Hill Notation):
C9H12
CAS Number:
Molecular Weight:
120.19
UNSPSC Code:
12352005
EC Index Number:
202-436-9
NACRES:
NA.22
MDL number:
Assay:
≥98.0% (GC)
Form:
liquid
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SMILES string

Cc1c(ccc(c1)C)C

InChI

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

InChI key

GWHJZXXIDMPWGX-UHFFFAOYSA-N

vapor pressure

2.8 hPa ( 25 °C)

assay

≥98.0% (GC)

form

liquid

autoignition temp.

485 °C

potency

5000 mg/kg LD50, oral (Rat)

expl. lim.

0.8-7 % (v/v)

bp

168 °C/1013 hPa

mp

-44 °C

transition temp

flash point 48 °C

solubility

0.057 g/L

density

0.88 g/cm3 at 20 °C

storage temp.

2-30°C

Quality Level

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Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.874 - 0.876
Identity (IR): passes test

signalword

Danger

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

118.4 °F - closed cup

flash_point_c

48.0 °C - closed cup


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.

Flammable liquids + Type 2 petroleums + Hazardous rank III + Water insoluble liquid

fsl

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified


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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Global Trade Item Number

SKUGTIN
8.14505.010004022536415888
8.14505.050004022536415895

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