Dimethyl yellow

Name: Dimethyl yellow
Brand: Vaqora Chemicals
SKU: VQ-000336

About Dimethyl yellow

Dimethyl yellow is an indicator carrying the CAS registry number 60-11-7. Its molecular formula is C14H15N3 and its molecular weight is 225.29 g/mol. The IUPAC name is N,N-dimethyl-4-phenyldiazenylaniline. Alternative names: 4-(Dimethylamino)azobenzene and N,N-Dimethyl-4-(phenylazo)aniline.

In its supplied form it is a yellow-orange powder. Literature values give a melting point of 110 - 116 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include titration end-point detection, pH determination, analytical testing and indicator for titrations. Our customers for this product work in academic and industrial research.

Standard pack sizes are 25 g, 100 g, 1 kg and 4 x 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Titration end-point detection
pH determination
Analytical testing
Indicator for titrations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Dimethyl yellow
Catalogue No.	VQ-000336
CAS Number	60-11-7
IUPAC name	N,N-dimethyl-4-phenyldiazenylaniline
Molecular formula	C₁₄H₁₅N₃
Molecular weight	225.29 g/mol
Exact mass	225.1266
HSN code	29270090
InChIKey	JCYPECIVGRXBMO-UHFFFAOYSA-N
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2
PubChem CID	6053

Physical properties
Physical form	Powder
Appearance	Yellow-orange powder
Melting point	110 - 116 °C
LogP (XLogP3)	4.6
H-bond donors / acceptors	0 / 3
TPSA	28 Å²
UN number	UN 2811
Synonyms	4-(Dimethylamino)azobenzene, N,N-Dimethyl-4-(phenylazo)aniline, Solvent Yellow 2, 4-Dimethylaminoazobenzene, C.I. Solvent Yellow 2, Sudan Yellow GG, Sudan Yellow GGA, Resinol Yellow GR, N,N-dimethyl-4-(phenyldiazenyl)aniline, Fat Yellow, N,N-Dimethyl-4-aminoazobenzene, Stear Yellow JB

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H351Suspected of causing cancer

Precautionary statements: P203, P264, P270, P280, P301 + P316, P318, P321, P330, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Dimethyl yellow?

The CAS Registry Number of Dimethyl yellow is 60-11-7. It is also known as 4-(Dimethylamino)azobenzene, N,N-Dimethyl-4-(phenylazo)aniline, Solvent Yellow 2.

What is the molecular formula and molecular weight of Dimethyl yellow?

Dimethyl yellow has the molecular formula C14H15N3 and a molecular weight of 225.29 g/mol. Its IUPAC name is N,N-dimethyl-4-phenyldiazenylaniline.

Which grade and pack sizes of Dimethyl yellow can I order?

We supply Dimethyl yellow, in 25 g, 100 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Dimethyl yellow?

Yes. Every lot of Dimethyl yellow is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Dimethyl yellow be shipped internationally?

Yes. Dimethyl yellow is classified as hazardous (UN 2811), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.