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2-Chloro-4-hydroxybenzonitrile

Also known as: 2-Chloro-4-hydroxybenzonitrile, 2-chloro-4-hydroxybenzonitrile, Benzonitrile, 2-chloro-4-hydroxy-, 3-Chloro-4-cyanophenol, 2-chloro-4-hydroxybenzenecarbonitrile

2-Chloro-4-hydroxybenzonitrile (CAS 3336-16-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4ClNO and a molecular weight of 153.566 g/mol. Key properties include a melting point of 160ºC (dec.)(lit.), a boiling point of 323.2±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 149.3±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3336-16-1
Jingsj CID
J-42895-5
Molecular Formula
C7H4ClNO
Molecular Weight
153.566 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160ºC (dec.)(lit.)
Boiling Point323.2±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point149.3±23.7 °C
Exact Mass152.998138
PSA44.02000
LogP2.48
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.611

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Chloro-4-hydroxybenzonitrile?

The CAS number of 2-Chloro-4-hydroxybenzonitrile is 3336-16-1.

What are the molecular formula and molecular weight of 2-Chloro-4-hydroxybenzonitrile?

2-Chloro-4-hydroxybenzonitrile has molecular formula C7H4ClNO and molecular weight 153.566 g/mol.

Is 2-Chloro-4-hydroxybenzonitrile hazardous?

2-Chloro-4-hydroxybenzonitrile has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of 2-Chloro-4-hydroxybenzonitrile?

For 2-Chloro-4-hydroxybenzonitrile, Upstream Products: 4-Amino-2-chlorobenzonitrile; Downstream Products: 2-Chloro-4-hydroxybenzamide, 2-Chloro-4-hydroxybenzoic acid, 2-Chloro-4-hydroxybenzaldehyde.

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-Chloro-4-hydroxybenzonitrile (CAS 3336-16-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42895-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.