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Pyrroles, Pyrrolidines & Pyrazoles

Picrolonic acid, 98%+

SynthesisAvailable on request

Picrolonic acid, 98%+ (CAS 550-74-3) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-011694.

Pack sizes
Picrolonic acid, 98%+ chemical structure
CAS number550-74-3
FormulaC10H8N4O5
Molar mass264.19 g/mol
Physical formPowder
HS code29331990
Purity≥98%
InChIKeyOVFUUSPKWADLNJ-UHFFFAOYSA-N
IUPAC name5-methyl-4-nitro-2-(4-nitrophenyl)-4H-pyrazol-3-one

About Picrolonic acid, 98%+

Picrolonic acid, 98%+ is part of the Zemixal pyrroles, Pyrrolidines & Pyrazoles range. For your records (Synthesis), the material is defined by CAS 550-74-3, formula C10H8N4O5 and molar mass 264.19 g/mol. It is described as light yellow to brown powder.

Typical applications

  • Organic synthesis
  • API synthesis

Storage and safety notes

Literature values: melting point 117 °C. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 100 mg, 500 mg and 1 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Specifications and identifiers

Specifications of Picrolonic acid, 98%+
Product namePicrolonic acid, 98%+
Catalogue numberZX-011694
CAS number550-74-3
IUPAC name5-methyl-4-nitro-2-(4-nitrophenyl)-4H-pyrazol-3-one
Molecular formulaC10H8N4O5
Molar mass264.19 g/mol
Exact mass264.0495
GradeSynthesis
Purity / assay≥98%
Physical formPowder
AppearanceLight yellow to brown powder
Melting point117 °C
XLogP31.2
H-bond donors / acceptors0 / 6
Topological polar surface area124 Ų
HS code29331990
InChIKeyOVFUUSPKWADLNJ-UHFFFAOYSA-N
SMILESCC1=NN(C(=O)C1[N+](=O)[O-])C2=CC=C(C=C2)[N+](=O)[O-]
PubChem CID68369
Synonyms2,4-Dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-3H-pyrazol-3-one, 3-Methyl-4-nitro-1-(4-nitrophenyl)-2-pyrazolin-5-one, 3-Methyl-4-nitro-1-(p-nitrophenyl)-5-pyrazolone, Picrolic acid, 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-, 3-Methyl-4-nitro-1-(4-nitrophenyl)-5-pyrazolone, 3-Methyl-4-nitro-1-(4-nitrophenyl)-1H-pyrazol-5(4H)-one, 3-Methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one, 3-methyl-4-nitro-1-(4-nitrophenyl)-4,5-dihydro-1H-pyrazol-5-one, 2-Pyrazolin-5-one, 3-methyl-4-nitro-1-(p-nitrophenyl)-, 3H-Pyrazol-3-one, 1,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-, 5-Methyl-4-nitro-2-(4-nitrophenyl)-2,4-dihydro-3H-pyrazol-3-one

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

  • 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 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 Picrolonic acid, 98%+
10 mgQuoted on request
100 mgQuoted on request
500 mgQuoted on request
1 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 Picrolonic acid, 98%+

Which CAS number identifies Picrolonic acid, 98%+?
Picrolonic acid, 98%+ is registered under CAS 550-74-3. You may also see it listed as 2,4-Dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-3H-pyrazol-3-one, 3-Methyl-4-nitro-1-(4-nitrophenyl)-2-pyrazolin-5-one, 3-Methyl-4-nitro-1-(p-nitrophenyl)-5-pyrazolone. Our catalogue number for this item is ZX-011694.
What are the formula and molar mass of Picrolonic acid, 98%+?
For Picrolonic acid, 98%+, its formula is C10H8N4O5 and its molar mass is 264.19 g/mol. The systematic (IUPAC) name is 5-methyl-4-nitro-2-(4-nitrophenyl)-4H-pyrazol-3-one. InChIKey OVFUUSPKWADLNJ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Picrolonic acid, 98%+?
This listing is Synthesis grade with ≥98% purity. Standard packs are 10 mg, 100 mg, 500 mg, 1 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Picrolonic acid, 98%+?
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 Picrolonic acid, 98%+ to my country?
Yes. Because Picrolonic acid, 98%+ 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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