PHL89385

Rhein

phyproof^® Reference Substance

• Synonym(s): 4,5-Dihydroxyanthraquinone-2-carboxylic acid, 9,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthracenecarboxylic acid, Cassic acid, Chrysazin 3-carboxylic acid, Monorhein, Rheic acid, Rhubarb yellow
• Empirical Formula (Hill Notation): C₁₅H₈O₆
• CAS Number: 478-43-3
• Molecular Weight: 284.22
• Beilstein: 2222155
• MDL number: MFCD00009618
• UNSPSC Code: 41116107
• NACRES: NA.24

Properties

• grade: primary reference standard
• product line: phyproof^® Reference Substance
• Assay: ≥95.0% (HPLC)
• manufacturer/tradename: PhytoLab
• mp: ≥300 °C (lit.)
• application(s): food and beverages
• format: neat
• SMILES string: OC(=O)c1cc(O)c2C(=O)c3c(O)cccc3C(=O)c2c1
• InChI: 1S/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21)
• InChI key: FCDLCPWAQCPTKC-UHFFFAOYSA-N

Description

General description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Legal Information

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P280 - P304 + P340 + P312 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2