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  7. Thermo Scientific Chemicals Methyl Yellow, indicator

Thermo Scientific Chemicals Methyl Yellow, indicator

Codice prodotto. 11404647
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Quantità:
25 g
100 g
500 g
Les retours ne sont pas autorisés pour ce produit. Consulta la politica di reso
Les retours ne sont pas autorisés pour ce produit. Consulta la politica di reso

Descrizione

Methyl Yellow used as a pH indicator. It is an acid-base indicator that changes color from below pH 2.9 red to above pH 4.0 yellow and vice versa. Typical use is in the titration of a weak base with a strong acid.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Methyl Yellow used as a pH indicator. It is an acid-base indicator that changes color from below pH 2.9 red to above pH 4.0 yellow and vice versa. Typical use is in the titration of a weak base with a strong acid.

Solubility
Insoluble in water. Soluble in alcohol.

Notes
Transition interval: pH 2.9 (red) to pH 4.0 (yellow)
TRUSTED_SUSTAINABILITY

Identificatori chimici

CAS 60-11-7
Formula molecolare C14H15N3
Molecular Weight (g/mol) 225.30
Numero MDL MFCD00008308
InChI Key JCYPECIVGRXBMO-UHFFFAOYSA-N
Sinonimo methyl yellow, dimethyl yellow, 4-dimethylamino azobenzene, 4-dimethylaminoazobenzene, solvent yellow 2, sudan yellow, fat yellow, p-dimethylaminoazobenzene, stear yellow jb, sudan yellow gg
PubChem CID 6053
ChEBI CHEBI:17903
SMILES CN(C)C1=CC=C(C=C1)N=NC1=CC=CC=C1

Specifica

Materiale o nome chimico Methyl Yellow
Nota nome indicator
Punto di fusione 110°C to 112°C (decomposition)
Odore Odorless
Quantità 25 g
Numero UN UN2811
Beilstein 746016
Indice di Merck 14,3229
Informazioni di solubilità Insoluble in water; Soluble in alcohol.
IUPAC Name N,N-dimethyl-4-phenyldiazenylaniline
Peso formulazione 225.3
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Sicurezza e movimentazione

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Avvertenza
  • Pericolo
 Categoria di pericolo
  • Tossicità acuta Categoria 3
  • cancerogenicità Categoria 2
 Indicazioni di pericolo
  • H301-Tossico se ingerito.
  • H351-Sospettato di provocare il cancro.
 Consigli di prudenza
  • P201-Procurarsi istruzioni specifiche prima dell'uso.
  • P264-Lavare accuratamente dopo l'uso.
  • P280-Indossare guanti/indumenti protettivi/Proteggere gli occhi/il viso.
  • P301+P310-IN CASO DI INGESTIONE: contattare immediatamente un CENTRO ANTIVELENI/un medico/
  • P308+P313-IN CASO di esposizione o di possibile esposizione, consultare un medico.
 Informazioni supplementari
  • MIXTURE LIST-Contiene: N,N-dimethyl-4-(phenylazo)benzenamine

RUO – Research Use Only

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