2,6-diiodobenzene-1,4-diol
2,6-二碘对苯二酚
Also known as: 2,6-Diiodohydroquinone, 2,6-Diiodo-1,4-benzenediol, 1,4-Benzenediol, 2,6-diiodo-, 2,6-Diiodoquinol, Hydroquinone, 2,6-diiodo-
2,6-diiodobenzene-1,4-diol (CAS 1955-21-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4I2O2 and a molecular weight of 361.904 g/mol. It is also known as 2,6-Diiodohydroquinone, 2,6-Diiodo-1,4-benzenediol and 1,4-Benzenediol, 2,6-diiodo-. Key properties include a boiling point of 308.5±42.0 °C at 760 mmHg, a density of 2.8±0.1 g/cm3 and a flash point of 140.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1955-21-1
- Jingsj CID
- J-1004833-9
- Molecular Formula
- C6H4I2O2
- Chinese Name
- 2,6-二碘对苯二酚
- Molecular Weight
- 361.904 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 308.5±42.0 °C at 760 mmHg |
|---|---|
| Density | 2.8±0.1 g/cm3 |
| Flash Point | 140.4±27.9 °C |
| Exact Mass | 361.830048 |
| PSA | 40.46000 |
| LogP | 3.36 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.801 |
Customs & Trade Information
| HS Code | 2908199090 |
|---|---|
| Summary | HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,6-diiodobenzene-1,4-diol?
The CAS number of 2,6-diiodobenzene-1,4-diol is 1955-21-1.
What are the molecular formula and molecular weight of 2,6-diiodobenzene-1,4-diol?
2,6-diiodobenzene-1,4-diol has molecular formula C6H4I2O2 and molecular weight 361.904 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-diiodobenzene-1,4-diol (CAS 1955-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004833-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.