1-(Phenylsulfonyl)-1H-benzotriazole
Also known as: 1-(benzenesulfonyl)benzotriazole, 1-(Phenylsulfonyl)-1H-benzo[d][1,2,3]triazole, 1H-Benzotriazole, 1-(phenylsulfonyl)-, N-phenylsulfonylbenzotriazole, 1-benzenesulfonyl-1H-benzotriazole, 1-benzenesulfonylbenzotriazole, (phenylsulfonyl)benzotriazole, 1-(benzenesulphonyl)benzotriazole, 1-Benzolsulfonyl-1H-benzotriazol
1-(Phenylsulfonyl)-1H-benzotriazole (CAS 4106-18-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H9N3O2S and a molecular weight of 259.28400 g/mol. Key properties include a melting point of 120-128ºC(lit.), a boiling point of 465.9ºC at 760 mmHg, a density of 1.43g/cm3 and a flash point of 235.6ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4106-18-7
- Jingsj CID
- J-28289-3
- Molecular Formula
- C12H9N3O2S
- Molecular Weight
- 259.28400 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 120-128ºC(lit.) |
|---|---|
| Boiling Point | 465.9ºC at 760 mmHg |
| Density | 1.43g/cm3 |
| Flash Point | 235.6ºC |
| Exact Mass | 259.04200 |
| PSA | 73.23000 |
| LogP | 2.74910 |
| Refractive Index | 1.701 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. 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-(Phenylsulfonyl)-1H-benzotriazole?
The CAS number of 1-(Phenylsulfonyl)-1H-benzotriazole is 4106-18-7.
What are the molecular formula and molecular weight of 1-(Phenylsulfonyl)-1H-benzotriazole?
1-(Phenylsulfonyl)-1H-benzotriazole has molecular formula C12H9N3O2S and molecular weight 259.28400 g/mol.
Is 1-(Phenylsulfonyl)-1H-benzotriazole hazardous?
1-(Phenylsulfonyl)-1H-benzotriazole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 1-(Phenylsulfonyl)-1H-benzotriazole?
For 1-(Phenylsulfonyl)-1H-benzotriazole, Upstream Products: 1H-Benzotriazole, Benzenesulfonyl chloride, 1-(Trimethylsilyl)-1H-benzotriazole; Downstream Products: Fenson, 2-(Phenylsulfonyl)acetonitrile, Benzenesulfonanilide.
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-(Phenylsulfonyl)-1H-benzotriazole (CAS 4106-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28289-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.