Tetra-2-pyridinylpyrazine, 97%

About Tetra-2-pyridinylpyrazine, 97%

Tetra-2-pyridinylpyrazine is a diazine derivative carrying the CAS registry number 25005-97-4 at a purity of 97%. The compound has the formula C24H16N6, corresponding to a molecular weight of 388.4 g/mol. Systematically, it is named 2,3,5,6-tetrapyridin-2-ylpyrazine. It is also known as Pyrazine,tetra-2-pyridinyl- (9CI) or Pyrazine, tetra-2-pyridyl- (6CI,7CI,8CI).

It is supplied as white to yellow and faint beige to beige powder or crystals. Key physical data: a melting point of 292-294 °C and a density of 1.253 g/cm3. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g, 5 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tetra-2-pyridinylpyrazine, 97%
Catalogue No.	VQ-011999
CAS Number	25005-97-4
IUPAC name	2,3,5,6-tetrapyridin-2-ylpyrazine
Molecular formula	C₂₄H₁₆N₆
Molecular weight	388.4 g/mol
Exact mass	388.1436
Purity / assay	97%
HSN code	29332990
InChIKey	UOJZYBFRNITHCX-UHFFFAOYSA-N
SMILES	C1=CC=NC(=C1)C2=C(N=C(C(=N2)C3=CC=CC=N3)C4=CC=CC=N4)C5=CC=CC=N5
PubChem CID	3034360

Physical properties
Physical form	Crystalline
Appearance	White to yellow and faint beige to beige powder or crystals
Melting point	292-294 °C
Density	1.253 g/cm3
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 6
TPSA	77.3 Å²
Synonyms	Pyrazine,tetra-2-pyridinyl- (9CI), Pyrazine, tetra-2-pyridyl- (6CI,7CI,8CI), 2,3,5,6-Tetrakis(2-pyridinyl)pyrazine, 2,3,5,6-Tetrakis(2-pyridyl)pyrazine, Pyrazine, 2,3,5,6-tetra-2-pyridinyl-, Pyrazine, tetra-2-pyridinyl-, tetrakis(pyridin-2-yl)pyrazine, tetra(2-pyridyl)pyrazine, tetrapyridylpyrazine, 2,3,5,6-tetra(2-pyridyl)pyrazine, Tetra(pyridin-2-yl)pyrazine, Tetra-2-pyridinylpyrazine, 97%

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 Tetra-2-pyridinylpyrazine, 97%?

The CAS Registry Number of Tetra-2-pyridinylpyrazine, 97% is 25005-97-4. It is also known as Pyrazine,tetra-2-pyridinyl- (9CI), Pyrazine, tetra-2-pyridyl- (6CI,7CI,8CI), 2,3,5,6-Tetrakis(2-pyridinyl)pyrazine.

What is the molecular formula and molecular weight of Tetra-2-pyridinylpyrazine, 97%?

Tetra-2-pyridinylpyrazine, 97% has the molecular formula C24H16N6 and a molecular weight of 388.4 g/mol. Its IUPAC name is 2,3,5,6-tetrapyridin-2-ylpyrazine.

Which grade and pack sizes of Tetra-2-pyridinylpyrazine, 97% can I order?

We supply Tetra-2-pyridinylpyrazine, 97% in (97%) grade, in 1 g, 5 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tetra-2-pyridinylpyrazine, 97%?

Yes. Every lot of Tetra-2-pyridinylpyrazine, 97% 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 Tetra-2-pyridinylpyrazine, 97% be shipped internationally?

Yes. Tetra-2-pyridinylpyrazine, 97% is classified as hazardous, 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.