4-Bromophenyl isocyanate
Also known as: 1-bromo-4-isocyanatobenzene, 4-bromophenylcarbimide, p-Bromophenyl isocyanate, p-Bromocarbanil, Isocyanic acid 4-bromophenyl ester, p-Bromophenyl carbonimide, MFCD00002022, NSC 8037, EINECS 219-662-9, 4-BrC6H4-N=C=O
4-Bromophenyl isocyanate (CAS 2493-02-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4BrNO and a molecular weight of 198.017 g/mol. Key properties include a melting point of 42-44 °C(lit.), a boiling point of 226.7±13.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 90.9±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H312 — Harmful in contact with skin, H332 — Harmful if inhaled and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2493-02-9
- Jingsj CID
- J-49129-2
- Molecular Formula
- C7H4BrNO
- Molecular Weight
- 198.017 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 42-44 °C(lit.) |
|---|---|
| Boiling Point | 226.7±13.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 90.9±19.8 °C |
| Exact Mass | 196.947617 |
| PSA | 29.43000 |
| LogP | 3.60 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.581 |
GHS Safety & Compliance
- H312 — Harmful in contact with skin
- H332 — Harmful 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 4-Bromophenyl isocyanate?
The CAS number of 4-Bromophenyl isocyanate is 2493-02-9.
What are the molecular formula and molecular weight of 4-Bromophenyl isocyanate?
4-Bromophenyl isocyanate has molecular formula C7H4BrNO and molecular weight 198.017 g/mol.
Is 4-Bromophenyl isocyanate hazardous?
4-Bromophenyl isocyanate has GHS signal word Warning and hazard statements H312 — Harmful in contact with skin; H332 — Harmful if inhaled; H315 — Causes skin irritation.
What are the upstream and downstream products of 4-Bromophenyl isocyanate?
For 4-Bromophenyl isocyanate, Upstream Products: Bis(trichloromethyl) carbonate, 4-Bromoaniline, Carbon dioxide; Downstream Products: N-(4-Bromophenyl)phthalimide, tert-butyl (4-bromophenyl)carbamate, Bromuron.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Bromophenyl isocyanate (CAS 2493-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49129-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.