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Merck
CN

8.09722

2-Methylpyridine

for synthesis

Synonym(s):

2-Methylpyridine, 2-Picoline

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About This Item

Linear Formula:
2-(CH3)C5H4N
CAS Number:
Molecular Weight:
93.13
EC Index Number:
203-643-7
UNSPSC Code:
12352005
MDL number:
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InChI

1S/C6H7N/c1-6-4-2-3-5-7-6/h2-5H,1H3

InChI key

BSKHPKMHTQYZBB-UHFFFAOYSA-N

vapor pressure

12 hPa ( 20 °C)

assay

≥98.0% (GC)

form

liquid

autoignition temp.

535 °C

potency

790 mg/kg LD50, oral (Rat)

expl. lim.

1.4-8.6 % (v/v)

pH

8.5 (20 °C, 100 g/L in H2O)

bp

129 °C/1013 hPa

mp

-70 °C

transition temp

flash point 27 °C

density

0.94 g/cm3 at 20 °C

storage temp.

2-30°C

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Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.943 - 0.945
Identity (IR): passes test

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1C - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

84.2 °F - closed cup

flash_point_c

29 °C - closed cup

Regulatory Information

危险化学品
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