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API Process Intermediates & Related Compounds

(E)-1,2-Di(pyridin-4-yl)diazene

Available on request

(E)-1,2-Di(pyridin-4-yl)diazene (CAS 4253-82-1) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
(E)-1,2-Di(pyridin-4-yl)diazene chemical structure
CAS number4253-82-1
FormulaC10H8N4
Molar mass184.2 g/mol
Physical formSolid
HS code2933
InChIKeyXUPMSLUFFIXCDA-UHFFFAOYSA-N
IUPAC namedipyridin-4-yldiazene

About (E)-1,2-Di(pyridin-4-yl)diazene

(E)-1,2-Di(pyridin-4-yl)diazene is part of the Zemixal API Process Intermediates & Related Compounds range. Key data: CAS 4253-82-1, formula C10H8N4 and molar mass 184.2 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Handling and storage

Hazard communication follows GHS (Danger: H301, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Roflumilast

See every impurity, metabolite and related compound we list for this API.

Roflumilast standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of (E)-1,2-Di(pyridin-4-yl)diazene
Product name(E)-1,2-Di(pyridin-4-yl)diazene
Catalogue numberZX-041600
CAS number4253-82-1
IUPAC namedipyridin-4-yldiazene
Molecular formulaC10H8N4
Molar mass184.2 g/mol
Exact mass184.0749
Physical formSolid
XLogP31.6
H-bond donors / acceptors0 / 4
Topological polar surface area50.5 Ų
HS code2933
InChIKeyXUPMSLUFFIXCDA-UHFFFAOYSA-N
SMILESC1=CN=CC=C1N=NC2=CC=NC=C2
PubChem CID238589
Synonyms1,2-Di(pyridin-4-yl)diazene, 4,4'-azopyridine, 4-[(E)-4-Pyridinylazo]pyridine, 4,4'-Azodipyridine, Pyridine,4,4'-(1,2-diazenediyl)bis-, Pyridine, 4,4'-(1,2-diazenediyl)bis-, 4,4'-Azobispyridine, 4,4'-Azo-dipyridine, 4-[(1E)-2-(pyridin-4-yl)diazen-1-yl]pyridine, Azobis(4-pyridine)

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, 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 (E)-1,2-Di(pyridin-4-yl)diazene
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about (E)-1,2-Di(pyridin-4-yl)diazene

Which CAS number identifies (E)-1,2-Di(pyridin-4-yl)diazene?
(E)-1,2-Di(pyridin-4-yl)diazene is registered under CAS 4253-82-1. You may also see it listed as 1,2-Di(pyridin-4-yl)diazene, 4,4'-azopyridine, 4-[(E)-4-Pyridinylazo]pyridine. Our catalogue number for this item is ZX-041600.
What are the formula and molar mass of (E)-1,2-Di(pyridin-4-yl)diazene?
For (E)-1,2-Di(pyridin-4-yl)diazene, its formula is C10H8N4 and its molar mass is 184.2 g/mol. The systematic (IUPAC) name is dipyridin-4-yldiazene. InChIKey XUPMSLUFFIXCDA-UHFFFAOYSA-N lets you match it in any structure database.
How is (E)-1,2-Di(pyridin-4-yl)diazene used in pharmaceutical QC?
(E)-1,2-Di(pyridin-4-yl)diazene is a characterised reference material linked to Roflumilast. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for (E)-1,2-Di(pyridin-4-yl)diazene?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with (E)-1,2-Di(pyridin-4-yl)diazene?
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 (E)-1,2-Di(pyridin-4-yl)diazene to my country?
Yes. Because (E)-1,2-Di(pyridin-4-yl)diazene 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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