2,6-Dichlorophenyl isocyanate
2,6-二氯苯异氰酸酯
Also known as: 1,3-dichloro-2-isocyanatobenzene, 1,3-dichloro-2-phenylisocyanate, Isocyanic acid 2,6-dichlorophenyl ester, 2,6-Dichlorophenyl isocyanate 98%
2,6-Dichlorophenyl isocyanate (CAS 39920-37-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H3Cl2NO and a molecular weight of 188.01100 g/mol. It is also known as 1,3-dichloro-2-isocyanatobenzene, 1,3-dichloro-2-phenylisocyanate and Isocyanic acid 2,6-dichlorophenyl ester. Key properties include a melting point of 43-45°C, a boiling point of 101°C 5mm, a density of 1,015 g/cm3 and a flash point of 76 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 39920-37-1
- Jingsj CID
- J-9604-9
- Molecular Formula
- C7H3Cl2NO
- Chinese Name
- 2,6-二氯苯异氰酸酯
- Molecular Weight
- 188.01100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 43-45°C |
|---|---|
| Boiling Point | 101°C 5mm |
| Density | 1,015 g/cm3 |
| Flash Point | 76 °C |
| Exact Mass | 186.95900 |
| PSA | 29.43000 |
| LogP | 2.96070 |
| Refractive Index | 1.575 |
| Additional Property | decomposes |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H311 — Toxic in contact with skin
- H331 — Toxic if inhaled
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2929109000 |
|---|---|
| Summary | 2929109000. other isocyanates. 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 2,6-Dichlorophenyl isocyanate?
The CAS number of 2,6-Dichlorophenyl isocyanate is 39920-37-1.
What are the molecular formula and molecular weight of 2,6-Dichlorophenyl isocyanate?
2,6-Dichlorophenyl isocyanate has molecular formula C7H3Cl2NO and molecular weight 188.01100 g/mol.
Is 2,6-Dichlorophenyl isocyanate hazardous?
2,6-Dichlorophenyl isocyanate has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.
What are the upstream and downstream products of 2,6-Dichlorophenyl isocyanate?
For 2,6-Dichlorophenyl isocyanate, Upstream Products: 2,6-dichloroaniline,hydrochloride, Bis(trichloromethyl) carbonate, 2,6-Dichloroaniline; Downstream Products: 7-chloro-3-(2,6-dichlorophenyl)-4-imino-3,4-dihydropyrimido[4,5-d]pyrimidin-2(1H)-one.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-Dichlorophenyl isocyanate (CAS 39920-37-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9604-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.