3-Chloro-1-methyl-1H-pyrazole-4-carboxylic ac… 137343-52-3

Name: 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid
Brand: Vaqora Chemicals
SKU: VQ-051296

About 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid

Vaqora Chemicals supplies 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid, a five-membered N-heterocycle registered under CAS number 137343-52-3. Its molecular formula is C5H5ClN2O2 and its molecular weight is 160.56 g/mol. The IUPAC name is 3-chloro-1-methylpyrazole-4-carboxylic acid. Common synonyms include 3-chloro-1-methyl-pyrazole-4-carboxylic acid.

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.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 100 mg, 250 mg, 1 g and 5 g packs, 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid
Catalogue No.	VQ-051296
CAS Number	137343-52-3
IUPAC name	3-chloro-1-methylpyrazole-4-carboxylic acid
Molecular formula	C₅H₅ClN₂O₂
Molecular weight	160.56 g/mol
Exact mass	160.004
HSN code	2933
InChIKey	OBOOPWDQTYAVEJ-UHFFFAOYSA-N
SMILES	CN1C=C(C(=N1)Cl)C(=O)O
PubChem CID	23361849

Physical properties
Physical form	Other
LogP (XLogP3)	0.7
H-bond donors / acceptors	1 / 3
TPSA	55.1 Å²

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 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid?

The CAS Registry Number of 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid is 137343-52-3. It is also known as 3-chloro-1-methyl-pyrazole-4-carboxylic acid, 3-Chloro-1-methyl-1H-pyrazol-4-carboxylic acid, 1H-Pyrazole-4-carboxylic acid, 3-chloro-1-methyl-.

What is the molecular formula and molecular weight of 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid?

3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid has the molecular formula C5H5ClN2O2 and a molecular weight of 160.56 g/mol. Its IUPAC name is 3-chloro-1-methylpyrazole-4-carboxylic acid.

Which grade and pack sizes of 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid can I order?

We supply 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid?

Yes. Every lot of 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid 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-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid be shipped internationally?

Yes. 3-Chloro-1-methyl-1H-pyrazole-4-carboxylic acid 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.