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1-(Methylsulfonyl)-1H-benzotriazole

Also known as: 1-Methylsulfonylbenzotriazole, 1-Methanesulfonyl-1H-benzotriazole, 1-(Methylsulfonyl)-1H-benzo[d][1,2,3]triazole, BtMs, 1H-Benzotriazole, 1-(methylsulfonyl)-, MFCD00595638, (methylsulfonyl)benzotriazole

1-(Methylsulfonyl)-1H-benzotriazole (CAS 37073-15-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H7N3O2S and a molecular weight of 197.21400 g/mol. Key properties include a melting point of 108-112ºC(lit.), a boiling point of 378.2ºC at 760 mmHg, a density of 1.54g/cm3 and a flash point of 182.5ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37073-15-7
Jingsj CID
J-28288-2
Molecular Formula
C7H7N3O2S
Molecular Weight
197.21400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-112ºC(lit.)
Boiling Point378.2ºC at 760 mmHg
Density1.54g/cm3
Flash Point182.5ºC
Exact Mass197.02600
PSA73.23000
LogP1.31980
Refractive Index1.698

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-(Methylsulfonyl)-1H-benzotriazole?

The CAS number of 1-(Methylsulfonyl)-1H-benzotriazole is 37073-15-7.

What are the molecular formula and molecular weight of 1-(Methylsulfonyl)-1H-benzotriazole?

1-(Methylsulfonyl)-1H-benzotriazole has molecular formula C7H7N3O2S and molecular weight 197.21400 g/mol.

Is 1-(Methylsulfonyl)-1H-benzotriazole hazardous?

1-(Methylsulfonyl)-1H-benzotriazole has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

What are the upstream and downstream products of 1-(Methylsulfonyl)-1H-benzotriazole?

For 1-(Methylsulfonyl)-1H-benzotriazole, Upstream Products: 1H-Benzotriazole, 1-(Trimethylsilyl)-1H-benzotriazole; Downstream Products: 2-(Methylsulfonyl)thiophene, Methanone, 1H-benzotriazol-1-yl-2-furanyl-, benzotriazol-1-yl(pyridin-2-yl)methanone.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-(Methylsulfonyl)-1H-benzotriazole (CAS 37073-15-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28288-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.