2,7-Naphthalenedisulfonyl chloride
Also known as: 2,7-Naphthalenedisulfonyl dichloride, Naphthalene-2,7-disulfonyl dichloride, Naphthalene-2,7-disulfonyl chloride
2,7-Naphthalenedisulfonyl chloride (CAS 19551-16-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H6Cl2O4S2 and a molecular weight of 325.18800 g/mol. Key properties include a boiling point of 499.4ºCat 760 mmHg, a density of 1.651 g/cm3 and a flash point of 255.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 19551-16-7
- Jingsj CID
- J-1505725-7
- Molecular Formula
- C10H6Cl2O4S2
- Molecular Weight
- 325.18800 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 499.4ºCat 760 mmHg |
|---|---|
| Density | 1.651 g/cm3 |
| Flash Point | 255.9ºC |
| Exact Mass | 323.90800 |
| PSA | 85.04000 |
| LogP | 4.85640 |
| Vapor Pressure | 1.28E-09mmHg at 25°C |
| Refractive Index | 1.647 |
Customs & Trade Information
| HS Code | 2904909090 |
|---|---|
| Summary | HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated 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 2,7-Naphthalenedisulfonyl chloride?
The CAS number of 2,7-Naphthalenedisulfonyl chloride is 19551-16-7.
What are the molecular formula and molecular weight of 2,7-Naphthalenedisulfonyl chloride?
2,7-Naphthalenedisulfonyl chloride has molecular formula C10H6Cl2O4S2 and molecular weight 325.18800 g/mol.
What are the upstream and downstream products of 2,7-Naphthalenedisulfonyl chloride?
For 2,7-Naphthalenedisulfonyl chloride, Upstream Products: Disodium 2,7-naphthalenedisulfonate, Naphthalene-2,7-disulfonic acid; Downstream Products: 2,7-Naphthalenedithiol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,7-Naphthalenedisulfonyl chloride (CAS 19551-16-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505725-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.