Molekula
Rouge de méthyle chlorhydrate
Methyl red hydrochloride
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
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.
Aperçu
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.
Prix et formats de conditionnement
Prix sur demande — emballages disponibles de la recherche à la quantité industrielle.
Les prix ne comprennent pas la TVA, les taxes sur les ventes ni les frais d'expédition. Des emballages en grande quantité et sur mesure sont disponibles sur demande.
Spécifications
| 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 |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | Ambient |
| Acidité | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90034618 |
| Numéro CAS | 63451-28-5 |
| Formule moléculaire | (CH3)2NC6H4N=NC6H4CO2H·HCl |
| Masse moléculaire | 305.76 |
| SMILES | CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl |
| Code REACH | Y110 |
| Code HTS | 32129000 |
| Code tarifaire | 3212900000 |
Sécurité et GHS
-
Serious Health Hazard
GHS08
Déclarations de danger
- H351 Susceptible de provoquer le cancer.
Déclarations de précaution
- P261 Éviter de respirer les poussières/fumées/gaz/brouillards/vapeurs/aérosols.
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
- P309+311 EN CAS d'exposition ou de malaise : appeler un CENTRE ANTIPOISON/un médecin/...
Documents
Fiches de données de sécurité (FDS)
Disponible en English, English (US), French, German, Italian, Portuguese, Spanish.
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
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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