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Merck
CN

76850

Sigma-Aldrich

1,2,2,6,6-Pentamethylpiperidine

purum, ≥99.0% (GC)

Synonym(s):

PMP, Pempidine

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About This Item

Empirical Formula (Hill Notation):
C10H21N
CAS Number:
79-55-0
Molecular Weight:
155.28
Beilstein:
103806
EC Number:
201-211-2
MDL number:
MFCD00006493
UNSPSC Code:
12352100
PubChem Substance ID:
329767382

Key Documents

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grade

purum

Assay

≥99.0% (GC)

refractive index

n20/D 1.460 (lit.)
n20/D 1.460

bp

187-188 °C (lit.)

density

0.858 g/mL at 25 °C (lit.)

SMILES string

CN1C(C)(C)CCCC1(C)C

InChI

1S/C10H21N/c1-9(2)7-6-8-10(3,4)11(9)5/h6-8H2,1-5H3

InChI key

XULIXFLCVXWHRF-UHFFFAOYSA-N

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Other Notes

One of the most strongly basic tertiary amines (sterically hindered and nonquaternizing)

Pictograms

FlameSkull and crossbones
GHS02,GHS06

Signal Word

Danger

Hazard Statements

H226,H301,H315,H319,H335

Hazard Classifications

Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

131.0 °F - closed cup

Flash Point(C)

55 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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H.Z. Sommer et al.
The Journal of Organic Chemistry, 36, 824-824 (1971)
[Tuberculous osteoarthritis revealed by ankle injury].
O Louletzian et al.
Presse medicale (Paris, France : 1983), 28(10), 531-532 (1999-04-21)
M L Kemel et al.
Neuroscience, 50(3), 597-610 (1992-10-01)
Previously, using a new in vitro microsuperfusion procedure, we have demonstrated marked differences in the cholinergic presynaptic regulation of the release of [3H]dopamine continuously synthesized from [3H]tyrosine in two close striosomal- and matrix-enriched areas of the cat caudate nucleus. A
L Tremblay et al.
Proceedings of the National Academy of Sciences of the United States of America, 89(23), 11214-11218 (1992-12-01)
Using a sensitive in vitro microperfusion method, the effects of selective and potent agonists of NK1, NK2, and NK3 tachykinin receptors ([Pro9]SP, ([Lys5,MeLeu9,Nle10]NKA-(4-10), and [Pro7]NKB, respectively) on the presynaptic control of dopamine release were investigated in striosomal-enriched (area rich in
T J Martin et al.
The Journal of pharmacology and experimental therapeutics, 254(1), 45-51 (1990-07-01)
The nature of mecamylamine's and pempidine's antagonism of nicotine in the central nervous system has not been defined clearly. Although these compounds are thought to be noncompetitive antagonists in the brain due to the fact that they do not compete
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