Thiocyanic acid
Also known as: Hydrogen thiocyanate, Sulfocyanic acid, Sulfocyanide, HSCN, EINECS 207-337-4, Isothiocyansaeure, Thiocyansaeure, thiocyanide
Thiocyanic acid (CAS 463-56-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CHNS and a molecular weight of 59.09030 g/mol. Key properties include a melting point of -110ºC, a boiling point of 146ºC at 760mmHg, a density of 1.126g/cm3 and a flash point of 42.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 463-56-9
- Jingsj CID
- J-1327753-7
- Molecular Formula
- CHNS
- Molecular Weight
- 59.09030 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -110ºC |
|---|---|
| Boiling Point | 146ºC at 760mmHg |
| Density | 1.126g/cm3 |
| Flash Point | 42.1ºC |
| Exact Mass | 58.98300 |
| PSA | 62.59000 |
| LogP | 0.39728 |
| Vapor Pressure | 4.73mmHg at 25°C |
| Refractive Index | 1.464 |
Customs & Trade Information
| HS Code | 2930909090 |
|---|---|
| Summary | 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Thiocyanic acid?
The CAS number of Thiocyanic acid is 463-56-9.
What are the molecular formula and molecular weight of Thiocyanic acid?
Thiocyanic acid has molecular formula CHNS and molecular weight 59.09030 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. "Thiocyanic acid (CAS 463-56-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327753-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.