Ethyl 4-pyrazolecarboxylate, 98%

Name: Ethyl 4-pyrazolecarboxylate, 98%
Brand: Vaqora Chemicals
SKU: VQ-012597

About Ethyl 4-pyrazolecarboxylate, 98%

Ethyl 4-pyrazolecarboxylate (CAS 37622-90-5) is a five-membered N-heterocycle offered by Vaqora Chemicals at a purity of 98%. Formula C6H8N2O2, molecular weight 140.14 g/mol. The IUPAC name is ethyl 1H-pyrazole-4-carboxylate. Common synonyms include Ethyl pyrazole-4-carboxylate and 1H-Pyrazole-4-carboxylic acid, ethyl ester.

It is supplied as white to off-white powder or crystals. Literature values give a melting point of 78-80 °C and a boiling point of 138-140 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and catalysis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Ethyl 4-pyrazolecarboxylate in 1 g, 5 g, 25 g and 100 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethyl 4-pyrazolecarboxylate, 98%
Catalogue No.	VQ-012597
CAS Number	37622-90-5
IUPAC name	ethyl 1H-pyrazole-4-carboxylate
Molecular formula	C₆H₈N₂O₂
Molecular weight	140.14 g/mol
Exact mass	140.0586
Purity / assay	98%
HSN code	29420090
InChIKey	KACZQOKEFKFNDB-UHFFFAOYSA-N
SMILES	CCOC(=O)C1=CNN=C1
PubChem CID	142179

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder or crystals
Melting point	78-80 °C
Boiling point	138-140 °C
LogP (XLogP3)	0.4
H-bond donors / acceptors	1 / 3
TPSA	55 Å²
Synonyms	Ethyl pyrazole-4-carboxylate, 1H-Pyrazole-4-carboxylic acid, ethyl ester, 1H-Pyrazole-4-carboxylic acid ethyl ester, 4-ethoxycarbonylpyrazole, 4-Pyrazolecarboxylic Acid Ethyl Ester, ethyl 1~{H}-pyrazole-4-carboxylate, 4-ethoxycarbonyl-1H-pyrazole, ethyl-1h-pyrazole-4-carboxylate, 1H-pyrazol-4-carboxylic acid ethyl ester, 4-Pyrazolecarboxyl, 4-(ethoxycarbonyl)pyrazole, ethyl 4-pyrazole carboxylate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 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 Ethyl 4-pyrazolecarboxylate, 98%?

The CAS Registry Number of Ethyl 4-pyrazolecarboxylate, 98% is 37622-90-5. It is also known as Ethyl pyrazole-4-carboxylate, 1H-Pyrazole-4-carboxylic acid, ethyl ester, 1H-Pyrazole-4-carboxylic acid ethyl ester.

What is the molecular formula and molecular weight of Ethyl 4-pyrazolecarboxylate, 98%?

Ethyl 4-pyrazolecarboxylate, 98% has the molecular formula C6H8N2O2 and a molecular weight of 140.14 g/mol. Its IUPAC name is ethyl 1H-pyrazole-4-carboxylate.

Which grade and pack sizes of Ethyl 4-pyrazolecarboxylate, 98% can I order?

We supply Ethyl 4-pyrazolecarboxylate, 98% in (98%) grade, in 1 g, 5 g, 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethyl 4-pyrazolecarboxylate, 98%?

Yes. Every lot of Ethyl 4-pyrazolecarboxylate, 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 Ethyl 4-pyrazolecarboxylate, 98% be shipped internationally?

Yes. Ethyl 4-pyrazolecarboxylate, 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.