Merck
All Photos(1)

74350

Supelco

2-Picoline

analytical standard

Synonym(s):
2-Methylpyridine, NSC 3409, α-Picoline
Empirical Formula (Hill Notation):
C6H7N
CAS Number:
Molecular Weight:
93.13
Beilstein:
104581
Número EC:
Número MDL:
ID de substância PubChem:
NACRES:
NA.24

Nível de qualidade

100

grau

analytical standard

densidade de vapor

3.2 (vs air)

pressão de vapor

10 mmHg ( 24.4 °C)

teor

≥98.5% (GC)

temperatura de autoignição

995 °F

prazo de validade

limited shelf life, expiry date on the label

Lim. expl.

8.6 %

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

Impurezas

≤0.5% water

índice de refração

n20/D 1.499-1.502
n20/D 1.500 (lit.)

pb

128-129 °C (lit.)

pf

−70 °C (lit.)

densidade

0.943 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

formato

neat

SMILES string

Cc1ccccn1

InChI

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

InChI key

BSKHPKMHTQYZBB-UHFFFAOYSA-N

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Descrição geral

2-Picoline is a flavor and fragrance standard used for the quality control of food and cosmetic products. It is an isomer of methylpyridine and also a volatile flavor compound reportedly identified in dark chocolates, roasted sesame seed oil, wild rice (Zizania palustris L.), etc.

Aplicação

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
2-Picoline may be used as an analytical reference standard for the quantification of the analyte in the following:
  • Cigarette smoke using reversed-phase high-performance liquid chromatography–electrospray ionization tandem mass spectrometric method (RP-HPLC–ESI-MS/MS).
  • Chinese faint-scent cigarettes using gas chromatography–mass spectrometry (GC–MS) technique.

Palavra indicadora

Danger

Classificações de perigo

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

Órgãos-alvo

Respiratory system

Código de classe de armazenamento

3 - Flammable liquids

WGK

WGK 1

Ponto de fulgor (ºF)

84.2 °F - closed cup

Ponto de fulgor (ºC)

29 °C - closed cup

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Protocols

US EPA Method 8270 (Appendix IX): GC Analysis of Semivolatiles on Equity®-5 (30 m x 0.25 mm I.D., 0.50 μm)

Chlorobenzilate; 4-Aminobiphenyl; 2-Fluorobiphenyl; N-Nitrosopyrrolidine; 1,2,4,5-Tetrachlorobenzene; 3-Methylcholanthrene; Phenacetin

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