4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol

4-[(3-乙炔苯基)氨基]-6-(2-甲氧基乙氧基)-7-喹唑啉醇

Also known as: Des-7-methoxyethanol Erlotinib, Erlotinib Impurity 113, 7-Quinazolinol, 4-[(3-ethynylphenyl)amino]-6-(2-methoxyethoxy)-

4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol (CAS 183320-72-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C19H17N3O3 and a molecular weight of 335.363 g/mol. It is also known as Des-7-methoxyethanol Erlotinib, Erlotinib Impurity 113 and 7-Quinazolinol, 4-[(3-ethynylphenyl)amino]-6-(2-methoxyethoxy)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 183320-72-1
Jingsj CID: J-1445255-6
Molecular Formula: C₁₉H₁₇N₃O₃
Chinese Name: 4-[(3-乙炔苯基)氨基]-6-(2-甲氧基乙氧基)-7-喹唑啉醇
Molecular Weight: 335.363 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol?

The CAS number of 4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol is 183320-72-1.

What are the molecular formula and molecular weight of 4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol?

4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol has molecular formula C19H17N3O3 and molecular weight 335.363 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinol (CAS 183320-72-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1445255-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.