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Pyrimidines, Pyrazines & Pyridazines

2,5-Dichloropyrazine

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Buy 2,5-Dichloropyrazine (CAS 19745-07-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
2,5-Dichloropyrazine chemical structure
CAS number19745-07-4
FormulaC4H2Cl2N2
Molar mass148.98 g/mol
HS code2933
InChIKeyJVSDZAGCHKCSGR-UHFFFAOYSA-N
IUPAC name2,5-dichloropyrazine

About 2,5-Dichloropyrazine

2,5-Dichloropyrazine is part of the Zemixal pyrimidines, Pyrazines & Pyridazines range. Key data: CAS 19745-07-4, formula C4H2Cl2N2 and molar mass 148.98 g/mol.

Typical applications

  • Organic synthesis
  • API synthesis

Safe handling

Hazard communication follows GHS (Danger: H302, H315, H318 and H319). Our SDS lists exposure controls and first-aid measures.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Specifications and identifiers

Specifications of 2,5-Dichloropyrazine
Product name2,5-Dichloropyrazine
Catalogue numberZX-040174
CAS number19745-07-4
IUPAC name2,5-dichloropyrazine
Molecular formulaC4H2Cl2N2
Molar mass148.98 g/mol
Exact mass147.9595
XLogP31.6
H-bond donors / acceptors0 / 2
Topological polar surface area25.8 Ų
HS code2933
InChIKeyJVSDZAGCHKCSGR-UHFFFAOYSA-N
SMILESC1=C(N=CC(=N1)Cl)Cl
PubChem CID336224
Synonymspyrazine, 2,5-dichloro-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2,5-Dichloropyrazine
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2,5-Dichloropyrazine

Which CAS number identifies 2,5-Dichloropyrazine?
2,5-Dichloropyrazine is registered under CAS 19745-07-4. You may also see it listed as pyrazine, 2,5-dichloro-. Our catalogue number for this item is ZX-040174.
What are the formula and molar mass of 2,5-Dichloropyrazine?
For 2,5-Dichloropyrazine, its formula is C4H2Cl2N2 and its molar mass is 148.98 g/mol. The systematic (IUPAC) name is 2,5-dichloropyrazine. InChIKey JVSDZAGCHKCSGR-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 2,5-Dichloropyrazine?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 2,5-Dichloropyrazine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2,5-Dichloropyrazine to my country?
Yes. Because 2,5-Dichloropyrazine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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