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Thermo Scientific Chemicals Methyl Yellow, indicator

Catalog No. aab2114522
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Quantity:
100 g
25 g
500 g
Catalog No. Quantity
AAB2114522 100 g
AAB2114514 25 g
AAB2114536 500 g
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Catalog No. AAB2114522

Supplier: Thermo Scientific Chemicals B2114522

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Description

CAS: 60-11-7 | C14H15N3 | 225.30 g/mol

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)

Chemical Identifiers

CAS 60-11-7
Molecular Formula C14H15N3
Molecular Weight (g/mol) 225.30
MDL Number MFCD00008308
InChI Key JCYPECIVGRXBMO-UHFFFAOYSA-N
Synonym 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

Specifications

Melting Point 110°C to 112°C (decomposition)
Odor Odorless
Quantity 100 g
UN Number UN2811
Beilstein 746016
Merck Index 14,3229
Solubility Information Insoluble in water; Soluble in alcohol.
IUPAC Name N,N-dimethyl-4-(2-phenyldiazen-1-yl)aniline
Formula Weight 225.3
Chemical Name or Material Methyl Yellow, indicator

Safety and Handling

Hazard Category H301-H350
Hazard Statement GHS H Statement
H301-H351
Toxic if swallowed.
Suspected of causing cancer.
Precautionary Statement P201-P202-P264b-P270-P281-P301+P310-P308+P313-P330-P501c
DOTInformation Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: TOXIC SOLIDS, ORGANIC, N.O.S.
EINECSNumber 200-455-7
RTECSNumber BX7350000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only