Bumetrizole

Name: Bumetrizole
Brand: Vaqora Chemicals
SKU: VQ-040504

About Bumetrizole

Listed under CAS 3896-11-5, Bumetrizole is an azole building block available from Vaqora Chemicals. With the molecular formula C17H18ClN3O, it has a molar mass of 315.8 g/mol. The IUPAC name is 2-tert-butyl-6-(5-chlorobenzotriazol-2-yl)-4-methylphenol. It is also known as Tinuvin or Tinuvin 326.

Keep the container tightly sealed and store it in a cool, dry area. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and agrochemical production.

We offer Bumetrizole in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers 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	Bumetrizole
Catalogue No.	VQ-040504
CAS Number	3896-11-5
IUPAC name	2-tert-butyl-6-(5-chlorobenzotriazol-2-yl)-4-methylphenol
Molecular formula	C₁₇H₁₈ClN₃O
Molecular weight	315.8 g/mol
Exact mass	315.1138
HSN code	2933
InChIKey	OCWYEMOEOGEQAN-UHFFFAOYSA-N
SMILES	CC1=CC(=C(C(=C1)N2N=C3C=CC(=CC3=N2)Cl)O)C(C)(C)C
PubChem CID	62531

Physical properties
Physical form	Other
LogP (XLogP3)	5.6
H-bond donors / acceptors	1 / 3
TPSA	50.9 Å²
Synonyms	Tinuvin, 2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole, 2-(tert-Butyl)-6-(5-chloro-2H-benzo[d][1,2,3]triazol-2-yl)-4-methylphenol, Tinuvin 326, 2-(5-Chloro-2-benzotriazolyl)-6-tert-butyl-p-cresol, UV-326, Bumetrizol, 2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-4-methylphenol, Phenol, 2-(5-chloro-2H-benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methyl-, 2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-p-cresol, 2-tert-Butyl-6-(5-chloro-2H-1,2,3-benzotriazol-2-yl)-4-methylphenol, 2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole

Safety & hazard information (GHS)

Hazard statements

H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P273, 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 Bumetrizole?

The CAS Registry Number of Bumetrizole is 3896-11-5. It is also known as Tinuvin, 2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole, 2-(tert-Butyl)-6-(5-chloro-2H-benzo[d][1,2,3]triazol-2-yl)-4-methylphenol.

What is the molecular formula and molecular weight of Bumetrizole?

Bumetrizole has the molecular formula C17H18ClN3O and a molecular weight of 315.8 g/mol. Its IUPAC name is 2-tert-butyl-6-(5-chlorobenzotriazol-2-yl)-4-methylphenol.

Which grade and pack sizes of Bumetrizole can I order?

We supply Bumetrizole, 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 Bumetrizole?

Yes. Every lot of Bumetrizole 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 Bumetrizole be shipped internationally?

Yes. We export Bumetrizole worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.