1H-Benzotriazole
Also known as: Benzotriazole, 1,2,3-Benzotriazole, 2H-Benzotriazole, Cobratec #99, C012771
1H-Benzotriazole (CAS 27556-51-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H5N3 and a molecular weight of 119.12400 g/mol. Key properties include a melting point of 98.5ºC and a boiling point of 204ºC at 15 mm Hg; 159ºC at 2 mm Hg. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 27556-51-0
- Jingsj CID
- J-1123704-8
- Molecular Formula
- C6H5N3
- Molecular Weight
- 119.12400 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 98.5ºC |
|---|---|
| Boiling Point | 204ºC at 15 mm Hg; 159ºC at 2 mm Hg |
| Exact Mass | 119.04800 |
| PSA | 41.57000 |
| LogP | 0.95790 |
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 1H-Benzotriazole?
The CAS number of 1H-Benzotriazole is 27556-51-0.
What are the molecular formula and molecular weight of 1H-Benzotriazole?
1H-Benzotriazole has molecular formula C6H5N3 and molecular weight 119.12400 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1H-Benzotriazole (CAS 27556-51-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1123704-8 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.