PHR2439

Cholecalciferol Impurity B

Pharmaceutical Secondary Standard; Certified Reference Material

• Sinónimos: 7-Dehydrocholesterol, (−)-7-Dehydrocholesterol, 3β-Hydroxy-5,7-cholestadiene, 5,7-Cholestadien-3β-ol, Provitamin D₃
• Fórmula empírica (notación de Hill): C₂₇H₄₄O
• Número de CAS: 434-16-2
• Peso molecular: 384.64
• Beilstein: 2224615
• Número MDL: MFCD00003624
• Código UNSPSC: 41116107
• NACRES: NA.24

Propiedades

• grado: certified reference material; pharmaceutical secondary standard
• Nivel de calidad: 300
• familia API: cholecalciferol
• formulario: powder
• envase: pkg of 100 mg
• mp: 148-152 °C (lit.)
• aplicaciones: pharmaceutical small molecule
• temp. de almacenamiento: -10 to -25°C
• cadena SMILES: [H][C@@]1(CC[C@@]2([H])C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCC(C)C
• InChI: 1S/C27H44O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9-10,18-19,21,23-25,28H,6-8,11-17H2,1-5H3/t19-,21+,23-,24+,25+,26+,27-/m1/s1
• Clave InChI: UCTLRSWJYQTBFZ-DDPQNLDTSA-N

Descripción

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

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.

Acciones bioquímicas o fisiológicas

Down-regulates cholesterol biosynthesis in cultured Smith-Lemi-Opitz syndrome skin fibroblasts.

Nota de análisis

These secondary standards offer multi-traceability to the USP, EP 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 LRAC5946 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Información de seguridad

• Código de clase de almacenamiento: 13 - Non Combustible Solids
• Clase de riesgo para el agua (WGK): WGK 3
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable