4-Benzyloxyphenyl isocyanate

Also known as: 1-(Benzyloxy)-4-isocyanatobenzene, 1-isocyanato-4-phenylmethoxybenzene, Benzyl 4-isocyanatophenyl ether, Benzene, 1-isocyanato-4-(phenylmethoxy)-

4-Benzyloxyphenyl isocyanate (CAS 50528-73-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H11NO2 and a molecular weight of 225.24300 g/mol. Key properties include a melting point of 60-62 °C(lit.), a boiling point of 129 °C0.2 mm Hg(lit.), a density of 1.07g/cm3 and a flash point of 158.5ºC. 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.: 50528-73-9
Jingsj CID: J-1965787-5
Molecular Formula: C₁₄H₁₁NO₂
Molecular Weight: 225.24300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	60-62 °C(lit.)
Boiling Point	129 °C0.2 mm Hg(lit.)
Density	1.07g/cm3
Flash Point	158.5ºC
Exact Mass	225.07900
PSA	38.66000
LogP	3.23290
Refractive Index	1.555

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 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-Benzyloxyphenyl isocyanate?

The CAS number of 4-Benzyloxyphenyl isocyanate is 50528-73-9.

What are the molecular formula and molecular weight of 4-Benzyloxyphenyl isocyanate?

4-Benzyloxyphenyl isocyanate has molecular formula C14H11NO2 and molecular weight 225.24300 g/mol.

Is 4-Benzyloxyphenyl isocyanate hazardous?

4-Benzyloxyphenyl isocyanate 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 4-Benzyloxyphenyl isocyanate?

For 4-Benzyloxyphenyl isocyanate, Upstream Products: Bis(trichloromethyl) carbonate, 4-Benzyloxyaniline hydrochloride, 4-(Benzyloxy)aniline.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4-Benzyloxyphenyl isocyanate (CAS 50528-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1965787-5 (accessed 2026-11-09).

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