MilliporeSigma
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8.18132

Sigma-Aldrich

2,2,6,6-Tetramethylpiperidine

for synthesis

Synonym(s):
2,2,6,6-Tetramethylpiperidine
Empirical Formula (Hill Notation):
C9H19N
CAS Number:
Molecular Weight:
141.25
MDL number:
EC Index Number:
212-199-3

vapor pressure

14 hPa ( 39 °C)

Quality Level

assay

≥97.0% (GC)

form

liquid

autoignition temp.

290 °C

potency

500 mg/kg LD50, oral (Rat)

mp

-59 °C

transition temp

flash point 37 °C

solubility

25.9 g/L

density

0.83 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C9H19N/c1-8(2)6-5-7-9(3,4)10-8/h10H,5-7H2,1-4H3

InChI key

RKMGAJGJIURJSJ-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.830 - 0.834
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Met. Corr. 1 - Skin Corr. 1A

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

98.6 °F

Flash Point(C)

37 °C

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