Sudan red G

Name: Sudan red G
Brand: Vaqora Chemicals
SKU: VQ-019689

About Sudan red G

Vaqora Chemicals supplies Sudan red G, an indicator registered under CAS number 1229-55-6. The compound has the formula C17H14N2O2, corresponding to a molecular weight of 278.3 g/mol. Its systematic (IUPAC) name is 1-[(2-methoxyphenyl)diazenyl]naphthalen-2-ol. Alternative names: Solvent red 1 and Sudan R.

Store in a tightly closed container in a cool, dry and well-ventilated place. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Typical applications include titration end-point detection, pH determination, analytical testing and indicator for titrations. Typical end-use sectors are academic and industrial research and textiles and dyeing.

Available in 5 g packs, Sudan red G is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product name	Sudan red G
Catalogue No.	VQ-019689
CAS Number	1229-55-6
IUPAC name	1-[(2-methoxyphenyl)diazenyl]naphthalen-2-ol
Molecular formula	C₁₇H₁₄N₂O₂
Molecular weight	278.3 g/mol
Exact mass	278.1055
InChIKey	ALLOLPOYFRLCCX-UHFFFAOYSA-N
SMILES	COC1=CC=CC=C1N=NC2=C(C=CC3=CC=CC=C32)O
PubChem CID	14678

Physical properties
Physical form	Other
LogP (XLogP3)	4.6
H-bond donors / acceptors	1 / 4
TPSA	54.2 Å²
Synonyms	Solvent red 1, Sudan R, Ceres Red G, 1-((2-Methoxyphenyl)diazenyl)naphthalen-2-ol, 1-(2-Methoxyphenylazo)-2-naphthol, Fat Red BG, Fat Soluble Red S, C.I. Solvent Red 1, Organol Vermilion, Resinol Red G, Silotras Red TG, Somalia Red PG

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 Sudan red G?

The CAS Registry Number of Sudan red G is 1229-55-6. It is also known as Solvent red 1, Sudan R, Ceres Red G.

What is the molecular formula and molecular weight of Sudan red G?

Sudan red G has the molecular formula C17H14N2O2 and a molecular weight of 278.3 g/mol. Its IUPAC name is 1-[(2-methoxyphenyl)diazenyl]naphthalen-2-ol.

Which grade and pack sizes of Sudan red G can I order?

We supply Sudan red G, in 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sudan red G?

Yes. Every lot of Sudan red G 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 Sudan red G be shipped internationally?

Yes. We export Sudan red G worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.