3-Nitro-1H-pyrazole, 98%

Name: 3-Nitro-1H-pyrazole, 98%
Brand: Vaqora Chemicals
SKU: VQ-012569

About 3-Nitro-1H-pyrazole, 98%

Listed under CAS 26621-44-3, 3-Nitro-1H-pyrazole is a five-membered N-heterocycle available from Vaqora Chemicals, specified at 98% purity. Formula C3H3N3O2, molecular weight 113.08 g/mol. Systematically, it is named 5-nitro-1H-pyrazole. It is also known as 3-Nitropyrazole or Djw-94.

It is supplied as white to orange to green powder or crystals. Literature values give a melting point of 177 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span coordination chemistry and organic synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 3-Nitro-1H-pyrazole in 1 g, 5 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Coordination chemistry
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Nitro-1H-pyrazole, 98%
Catalogue No.	VQ-012569
CAS Number	26621-44-3
IUPAC name	5-nitro-1H-pyrazole
Molecular formula	C₃H₃N₃O₂
Molecular weight	113.08 g/mol
Exact mass	113.0225
Purity / assay	98%
HSN code	29181990
InChIKey	MZRUFMBFIKGOAL-UHFFFAOYSA-N
SMILES	C1=C(NN=C1)[N+](=O)[O-]
PubChem CID	123419

Physical properties
Physical form	Crystalline
Appearance	White to orange to green powder or crystals
Melting point	177 °C
LogP (XLogP3)	0.4
H-bond donors / acceptors	1 / 3
TPSA	74.5 Å²
Synonyms	3-Nitropyrazole, Djw-94, 1H-Pyrazole, 3-nitro-, Djw 94, Pyrazole, 3-nitro-, 3-nitro-2H-pyrazole, 5-nitropyrazole, aci-nitropyrazole, 3-Nitro-pyrazole, 3-nitro-(1H)pyrazole, 3-Nitro-1H-pyrazole, AldrichCPR, 3-nitro-1H-pyrazole(SALTDATA: FREE)

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

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 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 3-Nitro-1H-pyrazole, 98%?

The CAS Registry Number of 3-Nitro-1H-pyrazole, 98% is 26621-44-3. It is also known as 3-Nitropyrazole, Djw-94, 1H-Pyrazole, 3-nitro-.

What is the molecular formula and molecular weight of 3-Nitro-1H-pyrazole, 98%?

3-Nitro-1H-pyrazole, 98% has the molecular formula C3H3N3O2 and a molecular weight of 113.08 g/mol. Its IUPAC name is 5-nitro-1H-pyrazole.

Which grade and pack sizes of 3-Nitro-1H-pyrazole, 98% can I order?

We supply 3-Nitro-1H-pyrazole, 98% in (98%) 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 3-Nitro-1H-pyrazole, 98%?

Yes. Every lot of 3-Nitro-1H-pyrazole, 98% 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 3-Nitro-1H-pyrazole, 98% be shipped internationally?

Yes. 3-Nitro-1H-pyrazole, 98% 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.