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API Process Intermediates & Related Compounds

2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine

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2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine (CAS 428854-23-3) supplier Zemixal…

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2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine chemical structure
CAS number428854-23-3
FormulaC23H18FN9
Molar mass439.4 g/mol
Physical formSolid
HS code2933
InChIKeyNSYPPYLRJKGGOV-UHFFFAOYSA-N
IUPAC name2-[1-[(2-fluorophenyl)methyl]pyrazolo[5,4-b]pyridin-3-yl]-5-phenyldiazenylpyrimidine-4,6-diamine

About 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine

Zemixal supplies 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine within its pharma Intermediates & Building Blocks portfolio. Identity at a glance: CAS 428854-23-3, formula C23H18FN9 and molar mass 439.4 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
  • Fine chemical synthesis

Storage and safety notes

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Riociguat

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

Riociguat standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine
Product name2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine
Catalogue numberZX-044060
CAS number428854-23-3
IUPAC name2-[1-[(2-fluorophenyl)methyl]pyrazolo[5,4-b]pyridin-3-yl]-5-phenyldiazenylpyrimidine-4,6-diamine
Molecular formulaC23H18FN9
Molar mass439.4 g/mol
Exact mass439.1669
Physical formSolid
XLogP33.6
H-bond donors / acceptors2 / 9
Topological polar surface area133 Ų
HS code2933
InChIKeyNSYPPYLRJKGGOV-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)N=NC2=C(N=C(N=C2N)C3=NN(C4=C3C=CC=N4)CC5=CC=CC=C5F)N
PubChem CID15548675
Synonyms2-(1-(2-fluoro-benzyl)-1H-pyrazolo(3,4-b)pyridin-3-yl)-5-phenylazopyrimidine-4,6-diamine, 2-[1-(2-fluoro-benzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-5-phenylazopyrimidine-4,6-diamine, CS-M2181, 2-[1-(2-Fluoro-benzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-5-phenylazo-pyrimidine-4,6-diamine

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine
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 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine

Which CAS number identifies 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine?
2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine is registered under CAS 428854-23-3. You may also see it listed as 2-(1-(2-fluoro-benzyl)-1H-pyrazolo(3,4-b)pyridin-3-yl)-5-phenylazopyrimidine-4,6-diamine, 2-[1-(2-fluoro-benzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-5-phenylazopyrimidine-4,6-diamine, CS-M2181. Our catalogue number for this item is ZX-044060.
What are the formula and molar mass of 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine?
For 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine, its formula is C23H18FN9 and its molar mass is 439.4 g/mol. The systematic (IUPAC) name is 2-[1-[(2-fluorophenyl)methyl]pyrazolo[5,4-b]pyridin-3-yl]-5-phenyldiazenylpyrimidine-4,6-diamine. InChIKey NSYPPYLRJKGGOV-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine used in pharmaceutical QC?
2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine is a characterised reference material linked to Riociguat. 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 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine?
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 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine?
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-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine to my country?
Yes. Because 2-(1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-(phenyldiazenyl)pyrimidine-4,6-diamine 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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