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N-(3-Methoxyphenyl)urea

Also known as: 1-(3-Methoxyphenyl)urea, (3-methoxyphenyl)urea, 3-METHOXYPHENYLUREA, 3-Ureidoanisole, m-Anisylurea, g5, 3-(Carbamoylamino)anisole

N-(3-Methoxyphenyl)urea (CAS 139-77-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O2 and a molecular weight of 166.17700 g/mol. Key properties include a melting point of 138-139ºC, a boiling point of 279.9ºC at 760mmHg, a density of 1.243g/cm3 and a flash point of 123.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
139-77-5
Jingsj CID
J-5096-0
Molecular Formula
C8H10N2O2
Molecular Weight
166.17700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138-139ºC
Boiling Point279.9ºC at 760mmHg
Density1.243g/cm3
Flash Point123.1ºC
Exact Mass166.07400
PSA64.35000
LogP1.95910
Vapor Pressure0.00391mmHg at 25°C
Refractive Index1.606

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. 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 N-(3-Methoxyphenyl)urea?

The CAS number of N-(3-Methoxyphenyl)urea is 139-77-5.

What are the molecular formula and molecular weight of N-(3-Methoxyphenyl)urea?

N-(3-Methoxyphenyl)urea has molecular formula C8H10N2O2 and molecular weight 166.17700 g/mol.

What are the upstream and downstream products of N-(3-Methoxyphenyl)urea?

For N-(3-Methoxyphenyl)urea, Upstream Products: m-Anisidine, Sodium cyanate, 3-Chloroanisole; Downstream Products: 1-(2-Amino-4-methoxyphenyl)ethan-1-one.

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

Last updated:

How to cite: Jingsj. "N-(3-Methoxyphenyl)urea (CAS 139-77-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5096-0 (accessed 2026-11-06).

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