1-Methyl-1H-benzotriazole

Name: 1-Methyl-1H-benzotriazole
Brand: Vaqora Chemicals
SKU: VQ-050599

About 1-Methyl-1H-benzotriazole

Listed under CAS 13351-73-0, 1-Methyl-1H-benzotriazole is an azole building block available from Vaqora Chemicals. Formula C7H7N3, molecular weight 133.15 g/mol. The IUPAC name is 1-methylbenzotriazole. It is also known as 1H-Benzotriazole, 1-methyl- or 1-Methyl-1,2,3-benzotriazole.

Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

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

Available in 100 mg, 250 mg, 1 g and 5 g packs, 1-Methyl-1H-benzotriazole is dispatched with a Certificate of Analysis (COA) to destinations 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	1-Methyl-1H-benzotriazole
Catalogue No.	VQ-050599
CAS Number	13351-73-0
IUPAC name	1-methylbenzotriazole
Molecular formula	C₇H₇N₃
Molecular weight	133.15 g/mol
Exact mass	133.064
HSN code	2933
InChIKey	HXQHRUJXQJEGER-UHFFFAOYSA-N
SMILES	CN1C2=CC=CC=C2N=N1
PubChem CID	25902

Physical properties
Physical form	Other
LogP (XLogP3)	1.1
H-bond donors / acceptors	0 / 2
TPSA	30.7 Å²
Synonyms	1H-Benzotriazole, 1-methyl-, 1-Methyl-1,2,3-benzotriazole, 1-Methyl-1H-benzo[d][1,2,3]triazole, 1-Methyl-1H-1,2,3-benzotriazole, 1MeBT, 1-MeBT, 1Me-BT, 1H-1,2,3-benzotriazole, 1-methyl-, Cobratec TT-100, 1-methyl-benzotriazole, 3-N-methyl benzotriazole, 1-Me-BT

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391, 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 1-Methyl-1H-benzotriazole?

The CAS Registry Number of 1-Methyl-1H-benzotriazole is 13351-73-0. It is also known as 1H-Benzotriazole, 1-methyl-, 1-Methyl-1,2,3-benzotriazole, 1-Methyl-1H-benzo[d][1,2,3]triazole.

What is the molecular formula and molecular weight of 1-Methyl-1H-benzotriazole?

1-Methyl-1H-benzotriazole has the molecular formula C7H7N3 and a molecular weight of 133.15 g/mol. Its IUPAC name is 1-methylbenzotriazole.

Which grade and pack sizes of 1-Methyl-1H-benzotriazole can I order?

We supply 1-Methyl-1H-benzotriazole, 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 1-Methyl-1H-benzotriazole?

Yes. Every lot of 1-Methyl-1H-benzotriazole 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 1-Methyl-1H-benzotriazole be shipped internationally?

Yes. 1-Methyl-1H-benzotriazole 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.