3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole 131986-28-2

Name: 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole
Brand: Vaqora Chemicals
SKU: VQ-039351

About 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole

Listed under CAS 131986-28-2, 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole is a pyridine derivative available from Vaqora Chemicals. With the molecular formula C7H4ClN3S, it has a molar mass of 197.65 g/mol. It is also known as 3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine or 3-chloro-4-(3-pyridyl)-1,2,5-thiadiazole.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole
Catalogue No.	VQ-039351
CAS Number	131986-28-2
IUPAC name	3-chloro-4-pyridin-3-yl-1,2,5-thiadiazole
Molecular formula	C₇H₄ClN₃S
Molecular weight	197.65 g/mol
Exact mass	196.9814
HSN code	2933
InChIKey	CMPNWGQBNRHIQZ-UHFFFAOYSA-N
SMILES	C1=CC(=CN=C1)C2=NSN=C2Cl
PubChem CID	10488164

Physical properties
Physical form	Other
LogP (XLogP3)	1.9
H-bond donors / acceptors	0 / 4
TPSA	66.9 Å²
Synonyms	3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine, 3-chloro-4-(3-pyridyl)-1,2,5-thiadiazole, 3-(3-chloro-1,2,5-thiadiazol-4yl)pyridine, 3-(4-Chloro-[1,2,5]thiadiazol-3-yl)-pyridine, Xanomeline intermediate 1, 3-chloro-4-pyrid-3-yl-1,2,5-thiadiazole, 3-(3-chloro-1,2,5-thiadiazol4-yl)pyridine, 3-(3-chloro-1,2,5thiadiazol-4-yl)pyridine, 3-(3-chloro1,2,5-thiadiazol-4-yl)pyridine, 3-(4-chloro-1,2,5-thiadiazol-3yl)pyridine, 3-(4-Chloro1,2,5-thiadiazol-3-yl)pyridine

Safety & hazard information (GHS)

Corrosive

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H301Toxic 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 + P316, 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-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole?

The CAS Registry Number of 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole is 131986-28-2. It is also known as 3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine, 3-chloro-4-(3-pyridyl)-1,2,5-thiadiazole, 3-(3-chloro-1,2,5-thiadiazol-4yl)pyridine.

What is the molecular formula and molecular weight of 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole?

3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole has the molecular formula C7H4ClN3S and a molecular weight of 197.65 g/mol. Its IUPAC name is 3-chloro-4-pyridin-3-yl-1,2,5-thiadiazole.

Which grade and pack sizes of 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole can I order?

We supply 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole, 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-4-(pyridin-3-yl)-1,2,5-thiadiazole?

Yes. Every lot of 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole 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-4-(pyridin-3-yl)-1,2,5-thiadiazole be shipped internationally?

Yes. 3-Chloro-4-(pyridin-3-yl)-1,2,5-thiadiazole 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.