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Merck

PHR1223

Supelco

2-Methylpyrazine

Pharmaceutical Secondary Standard; Certified Reference Material

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About This Item

Fórmula empírica (notación de Hill):
C5H6N2
Número de CAS:
Peso molecular:
94.11
Beilstein:
105778
Número CE:
Número MDL:
Código UNSPSC:
41116107
ID de la sustancia en PubChem:
NACRES:
NA.24

grado

certified reference material
pharmaceutical secondary standard

Nivel de calidad

Agency

traceable to Ph. Eur. Y0001376

familia API

glucosamine

CofA

current certificate can be downloaded

técnicas

HPLC: suitable
gas chromatography (GC): suitable

índice de refracción

n20/D 1.504 (lit.)

bp

135 °C/761 mmHg (lit.)

mp

−29 °C (lit.)

densidad

1.03 g/mL at 25 °C (lit.)

aplicaciones

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical (small molecule)

formato

neat

temp. de almacenamiento

2-30°C

cadena SMILES

Cc1cnccn1

InChI

1S/C5H6N2/c1-5-4-6-2-3-7-5/h2-4H,1H3

Clave InChI

CAWHJQAVHZEVTJ-UHFFFAOYSA-N

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Descripción general

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. 2-Methylpyrazine is one of the major flavor volatiles reported in rice cakes, roasted peanuts and soybean products.

Aplicación

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Nota de análisis

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

Otras notas

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Nota al pie de página

To see an example of a Certificate of Analysis for this material enter LRAA9035 in the slot below. This is an example certificate only and may not be the lot that you receive.

Pictogramas

FlameExclamation mark

Palabra de señalización

Warning

Frases de peligro

Clasificaciones de peligro

Acute Tox. 4 Oral - Flam. Liq. 3

Código de clase de almacenamiento

3 - Flammable liquids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

122.0 °F

Punto de inflamabilidad (°C)

50 °C


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Visite la Librería de documentos

Bruna R Toledo et al.
Journal of chromatography. A, 1346, 1-7 (2014-05-03)
Solid-phase microextraction (SPME) using cross-linked polymeric ionic liquid (PIL)-based sorbent coatings was used to extract volatile aroma-related compounds from coffee samples. Several PIL-based coatings were screened alongside a commercial poly(acrylate) (PA) SPME coating. The best performing PIL-based SPME fiber, poly(1-vinyl-3-hexadecylimidazolium

Protocolos

Separation of 2-Ethyl-3-methylpyrazine; 1-Methylpyrrole; 2,3-Dimethylpyrazine; 2,5-Dimethylpyrazine; 2-Ethylpyrazine, ≥98%, FG; 2,3-Diethylpyrazine; 2-Methylpyrazine; Carbon disulfide; Dimethyl disulfide; 2,6-Dimethylpyrazine

-Cymene; 2,5-Dimethylpyrrole; Acetoin, ≥96%, FCC, FG; 2,5-Dimethylpyrazine; 2,6-Dimethylpyrazine; 2-Ethylpyrazine, ≥98%, FG; 2,3-Dimethylpyrazine; 4-Heptanone; 3-Ethylpyridine; 2,3,5-Trimethylpyrazine; Furfural; Pyrrole; Furfuryl acetate; Linalool; Linalyl acetate; 5-Methylfurfural; γ-Butyrolactone; 2-Acetyl-1-methylpyrrole; Furfuryl alcohol; 2-Acetylpyrrole; Pyrrole-2-carboxaldehyde

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