Molekula
Metanol - USP CRS
Methanol - USP CRS
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Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 1999 · Certificado de Análisis (CoA) con cada lote
Methanol USP CRS (United States Pharmacopeia Chemical Reference Substance) is a high-purity, analytical-grade alcohol used as a solvent, reagent, and calibration standard in pharmaceutical, chemical, and laboratory applications. More broadly, methanol is a key feedstock for producing formaldehyde, acetic acid and MTBE, and is also used as an antifreeze and as a fuel. It serves as a reference material for quality control, testing, and research where precise, documented purity is critical. This product has a CAS number of 67-56-1, with the molecular formula CH3OH and a molecular weight of 32.04. It is stored at ambient conditions and carries a Danger signal word per GHS classification. Molekula supplies Methanol USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Este producto está disponible en Molekula bajo consulta. La especificación completa, la Hoja de Datos de Seguridad (SDS) y la documentación del Certificado de Análisis (CoA) se proporcionarán con su cotización una vez que nuestro equipo confirme el grado y el tamaño de envío que necesite.
Resumen
- SKU
- 90038436
- Número CAS
- 67-56-1
- Nombre IUPAC
- methanol
- Número CE
- 200-659-6
- Fórmula molecular
- CH3OH
- Peso molecular
- 32.04
- Masa exacta
- 32.0262
- SMILES
- CO
- InChIKey
- OKKJLVBELUTLKV-UHFFFAOYSA-N
- InChI
- InChI=1S/CH4O/c1-2/h2H,1H3
- PubChem CID
- 887
Valores bibliográficos
Propiedades físicas publicadas de la sustancia, no especificaciones de lote.
- Aspecto
- Colorless liquid
- Olor
- Characteristic pungent odor
- Punto de fusión
- -98 °C
- Punto de ebullición
- 65 °C
- Densidad
- 0.79 (relative, water = 1)
- Solubilidad (otros disolventes)
- Soluble in acetone, chloroform
- Presión de vapor
- 12.9 kPa at 20 °C
- Índice de refracción
- 1.3292
- pKa
- pKa = 15.3
- log P (octanol/agua)
- -0.77
PubChem CID 887 (HSDB, ICSC)
Ver todos los 14 grados adicionales de CAS 67-56-1 →
Preguntas frecuentes
What is Methanol USP CRS primarily used for?
Methanol USP CRS is commonly used as a solvent and as a reference standard for analytical testing in laboratories, such as residual solvent analysis under USP <467>.
What is the chemical formula and molecular weight of Methanol USP CRS?
The chemical formula is CH₃OH and the molecular weight is 32.04 g/mol.
How should Methanol USP CRS be stored?
Store at ambient temperature in a tightly sealed container, away from ignition sources and oxidizing agents.
What grade of Methanol is USP CRS, and how is it different from other grades?
USP CRS (United States Pharmacopeia Certified Reference Standard) is a high-purity grade specifically validated for use in pharmaceutical testing and quality control.
Can Molekula supply Methanol USP CRS in bulk quantities?
Yes, Molekula can supply Methanol USP CRS in bulk, with quantities and packaging tailored to your requirements—please contact us for details.
What documentation comes with an order of Methanol USP CRS?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and USP CRS compliance documentation for traceability.
Productos relacionados
Molekula suministra químicos finos y bioquímicos desde 1999, y sus instalaciones están certificadas bajo ISO 9001:2015 e ISO 14001:2015. Cada lote despachado se registra con un número de lote y se asocia a un Certificado de Análisis, y las Fichas de Datos de Seguridad están disponibles en cinco idiomas.