1.59375

Phenol red

pH indicator, Reag. Ph Eur

• Synonyme(s) : Phenol red
• Formule linéaire : (C₆H₄OH)₂C₇H₄SO₃
• Numéro CAS: 143-74-8
• Poids moléculaire : 354.38
• Numéro MDL: MFCD00003552
• Code UNSPSC : 12171502
• Numéro de classement CE : 205-609-7
• Nomenclature NACRES : NA.21

Propriétés

• product name: Phenol red, (phenolsulfonphthalein) Reag. Ph Eur
• Agence: reag. Ph. Eur.
• Niveau de qualité: 200
• Pureté: 98.0-102.0% (bromatometric, calculated on dried substance)
• Forme: solid
• Perte: ≤1.0% loss on drying, 105°C
• Pf: >300 °C
• Masse volumique apparente: 200‑300 kg/m³
• Température de stockage: no temp limit
• InChI: 1S/C19H14O5S/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19/h1-12,20-21H
• Clé InChI: BELBBZDIHDAJOR-UHFFFAOYSA-N

Description

Application

• Antitussive, Expectorant and Antipyretic Effect of the Ethanolic Extract of the Leaves of Momordica charantia L.: This study investigates the application of phenol red in assessing the bioactivities of plant extracts, demonstrating the versatility of phenol red in chemical assays (Ribeiro et al., 2024).
• Chemical Analysis by LC-MS of Cannabis sativa Root Samples from Northeast Brazil and Evaluation of Antitussive and Expectorant Activities.: Phenol red was used as part of the LC-MS methodology to analyze plant roots, highlighting its role in modern analytical techniques (Menezes et al., 2022).
• Quantifying Sample Collection and Processing Impacts on Fiber-Based Tear Fluid Chemical Analysis.: Phenol red is utilized to quantify changes in tear fluid composition, underscoring its importance in clinical chemical analysis (Barmada & Shippy, 2020).
• The In Vitro Activity of Essential Oils against Helicobacter Pylori Growth and Urease Activity.: This research uses phenol red in enzyme inhibition studies, contributing to the understanding of antimicrobial properties of essential oils (Korona-Glowniak et al., 2020).

Remarque sur l'analyse

Assay (bromatometric, calculated on dried substance): 98.0 - 102.0 %
Identity (UV/VIS-Spectrum): passes test
Identity (Color transition): passes test
Identity (Bromination): passes test
Insoluble substances: ≤ 0.5
Sulfated ash: ≤ 0.2
Loss on Drying (105°C): ≤ 1.0

Informations sur la sécurité

• Pictogrammes: GHS07
• Mention d'avertissement: Warning
• Mentions de danger: H315,H335
• Conseils de prudence: P261 - P264 - P271 - P280 - P302 + P352 - P304 + P340 + P312
• Classification des risques: Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable