1,1'-Sulfonyldiimidazole
Also known as: 1,1'-Sulfonylbis(1H-imidazole), 1-imidazol-1-ylsulfonylimidazole, 1H-Imidazole, 1,1'-sulfonylbis-, N,N'-Sulfonyldiimidazole, SDI, Sulfonyldiimidazole
1,1'-Sulfonyldiimidazole (CAS 7189-69-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N4O2S and a molecular weight of 198.202 g/mol. Key properties include a melting point of 135-137 °C(lit.), a boiling point of 471.0±28.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 238.7±24.0 °C. 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.
- 7189-69-7
- Jingsj CID
- J-1993838-1
- Molecular Formula
- C6H6N4O2S
- Molecular Weight
- 198.202 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 135-137 °C(lit.) |
|---|---|
| Boiling Point | 471.0±28.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 238.7±24.0 °C |
| Exact Mass | 198.021149 |
| PSA | 78.16000 |
| LogP | -0.86 |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
| Refractive Index | 1.722 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933290090 |
|---|---|
| Summary | 2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. 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 1,1'-Sulfonyldiimidazole?
The CAS number of 1,1'-Sulfonyldiimidazole is 7189-69-7.
What are the molecular formula and molecular weight of 1,1'-Sulfonyldiimidazole?
1,1'-Sulfonyldiimidazole has molecular formula C6H6N4O2S and molecular weight 198.202 g/mol.
Is 1,1'-Sulfonyldiimidazole hazardous?
1,1'-Sulfonyldiimidazole 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 1,1'-Sulfonyldiimidazole?
For 1,1'-Sulfonyldiimidazole, Upstream Products: Imidazole, 1-(Trimethylsilyl)imidazole, Sulfuryl chloride.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,1'-Sulfonyldiimidazole (CAS 7189-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993838-1 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.