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Merck

PX1235

Piperidine

Synonym(s):

Piperidine, Hexahydropyridine

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About This Item

Empirical Formula (Hill Notation):
C5H11N
CAS Number:
Molecular Weight:
85.15
UNSPSC Code:
12191504
EC Index Number:
203-813-0
MDL number:
NACRES:
NA.21
Assay:
≥99.5% (GC)
Bp:
106 °C/1013 hPa
Vapor pressure:
34 hPa ( 20 °C)
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vapor pressure

34 hPa ( 20 °C)

Quality Segment

assay

≥99.5% (GC)

form

liquid

impurities

≤0.2% Water (H2O)

color

APHA: ≤50

pH

12.6 (20 °C, 100 g/L in H2O)

bp

106 °C/1013 hPa

mp

-10.8 °C

transition temp

flash point 16 °C

density

0.86 g/cm3 at 20 °C

shipped in

ambient

storage temp.

room temp

SMILES string

N1CCCCC1

InChI

1S/C5H11N/c1-2-4-6-5-3-1/h6H,1-5H2

InChI key

NQRYJNQNLNOLGT-UHFFFAOYSA-N

Application

Piperidine can be used as:
  • A Fmoc removal agent in solid-phase peptide synthesis.
  • An organic structure-directing agent in the synthesis of ferrierite zeolites and CoAPO (cobalt aluminophosphate) materials.
  • A reagent in the preparation of N-(2,4-dinitrophenyl)piperidine by reacting with 2,4-dinitrochlorobenzene via aromatic nucleophilic substitution reaction.

Packaging

M-Bottle for Solvents
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Analysis Note

Assay (GC): 99.5% min
Color (APHA): 50APHA max
Form: Clear liquid
Identity (IR-spectrum): Conforms
Water (H2O): 0.2% max


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Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

60.8 °F - closed cup

flash_point_c

16 °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.

Group 4: Flammable liquids + Type 1 petroleums + Hazardous rank II + Water soluble 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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