Molekula
Methylrot-Hydrochlorid
Methyl red hydrochloride
ISO 9001:2015 & ISO 14001:2015 zertifiziert · Lieferant für Laboratorien und Industrie seit 2000 · Analysezertifikat (Certificate of Analysis, CoA) für jede Charge
Methyl red hydrochloride is a synthetic pH indicator dye used primarily in acid-base titrations, biological staining, and analytical chemistry to detect pH changes between 4.4 and 6.2, shifting from red to yellow. This chemical has a CAS number of 63451-28-5, a molecular formula of (CH3)2NC6H4N=NC6H4CO2H·HCl, and a molecular weight of 305.76 g/mol. It should be stored at ambient conditions and carries a signal word of Danger due to its hazardous nature. Molekula supplies Methyl red hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Übersicht
Methyl red hydrochloride is a synthetic pH indicator dye used primarily in acid-base titrations, biological staining, and analytical chemistry to detect pH changes between 4.4 and 6.2, shifting from red to yellow. This chemical has a CAS number of 63451-28-5, a molecular formula of (CH3)2NC6H4N=NC6H4CO2H·HCl, and a molecular weight of 305.76 g/mol. It should be stored at ambient conditions and carries a signal word of Danger due to its hazardous nature. Molekula supplies Methyl red hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Preise und Verpackungsgrößen
Spezifikationen
| Property | Value |
|---|---|
| Appearance | Dark purple to dark violett crystalline powder |
| Loss on Drying | <10% |
| Solubility(0.1% in 95% ethanol) | Clear solution |
| Absorptivity (E 1% in 1cmcell, pH 4.2 max | lambda max 526.6nm; >1100 |
| Absorptivity (E 1% in 1cmcell, pH 6.2 max | lambda max 431.4nm: >620 |
| Visual Transition Interval | pH 4.2 pink, pH 6.2 yellow |
Lagerung und Handhabung
| Property | Value |
|---|---|
| Lagertemperatur | Ambient |
| Säuregehalt | Neutral |
Identifizierung
| Property | Value |
|---|---|
| SKU | 90034618 |
| CAS-Nummer | 63451-28-5 |
| Molekülformel | (CH3)2NC6H4N=NC6H4CO2H·HCl |
| Molekulargewicht | 305.76 |
| SMILES | CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl |
| REACH-Code | Y110 |
| HTS-Code | 32129000 |
| Zolltarifnummer | 3212900000 |
Sicherheit & GHS
-
Serious Health Hazard
GHS08
Gefahrenhinweise
- H351 Kann vermutlich Krebs erzeugen (Expositionsweg angeben, sofern schlüssig belegt ist, dass diese Gefahr bei keinem anderen Expositionsweg besteht).
Vorsichtsmaßnahmen
- P261 Einatmen von Staub / Rauch / Gas / Nebel / Dampf / Aerosol vermeiden.
- P280 Schutzhandschuhe / Schutzkleidung / Augenschutz / Gesichtsschutz tragen.
- P309+311 Bei Exposition oder Unwohlsein: Giftinformationszentrum oder Arzt anrufen.
Dokumente
Sicherheitsdatenblätter (SDS)
Verfügbar in English, English (US), French, German, Italian, Portuguese, Spanish.
Zertifikat der Analyse (CoA) nach Charge
Geben Sie eine Chargen- oder Seriennummer ein, um die CoA für diese spezifische Charge abzurufen. Wir können eine erstellen, wenn keine PDF-Datei vorliegt, basierend auf den Spezifikationsdaten.
Synonyme
Es wurden keine alternativen Namen für dieses Produkt aufgezeichnet.
Häufig gestellte Fragen
What is methyl red hydrochloride commonly used for?
Methyl red hydrochloride is primarily used as a pH indicator in titrations, particularly for detecting endpoints in acid-base titrations (e.g., in the titration of weak bases with strong acids). It is also used in microbiology for differential staining and in some biochemical assays.
What is the chemical formula and molecular weight of methyl red hydrochloride?
The chemical formula is **(CH3)2NC6H4N=NC6H4CO2H·HCl**, and the molecular weight is **305.76 g/mol**.
How should methyl red hydrochloride be stored?
Store methyl red hydrochloride at **ambient temperature** in a tightly sealed container, away from moisture and direct sunlight.
What grades of methyl red hydrochloride does Molekula supply?
Molekula supplies methyl red hydrochloride in **analytical reagent grade** for laboratory applications. Bulk or custom grades may be available upon request.
Can Molekula supply methyl red hydrochloride in bulk quantities?
Yes, Molekula can supply methyl red hydrochloride in **bulk quantities** depending on availability and customer requirements. Please contact us for specific pricing and lead times.
What documentation comes with an order of methyl red hydrochloride?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability. Additional certifications (e.g., ISO, GMP) may be provided upon request.
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