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60-11-7 - Methyl Yellow, indicator - C.I. 11020 - Dimethyl Yellow - B21145 - Alfa Aesar

B21145 Methyl Yellow, indicator

CAS-Nummer
60-11-7
Synonyme
C.I. 11020
Dimethyl Yellow

Größe Preis ($) Menge Verfügbarkeit
25g 21,20
100g 54,40
500g 224,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Methyl Yellow, indicator

MDL
MFCD00008308
EINECS
200-455-7

Chemische Eigenschaften

Formel
C14H15N3
Molmasse
225.30
Schmelzpunkt
110-112° dec.
Löslichkeit
Insoluble in water. Soluble in alcohol.

Anwendungen

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.

Bemerkungen

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

Literaturverweise

Makoto Nagase.; Yasuhiko Osaki.; Takahiko Matsueda. Determination of methyl yellow, sudan I and sudan II in water by high-performance liquid chromatography. Journal of Chromatography A. 1989, 465 (3), 434-437.

Ross R. Weikel.; Jason P. Hallett.; Charles L. Liotta.; Charles A. Eckert. Self-Neutralizing in Situ Acid Catalysis for Single-Pot Synthesis of Iodobenzene and Methyl Yellow in CO2-Expanded Methanol. Ind. Eng. Chem. Res. 2007, 46 (16), 5252-5257.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H301-H351

Toxic if swallowed. Suspected of causing cancer.

Sicherheitshinweise: P201-P281-P264-P270-P301+P310-P308+P313-P321-P330-P405-P501a

Obtain special instructions before use. Use personal protective equipment as required. Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF exposed or concerned: Get medical advice/attention. Specific treatment (see label). Rinse mouth. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,3229
Beilstein
746016
Gefahrenklasse
6.1
Verpackungsgruppe
III
Harmonized Tariff Code
2927.00
TSCA
Yes
RTECS
BX7350000

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