4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone

4-(氯甲基)-6,7-二甲氧基-3H-1-异苯并呋喃酮

Also known as: 4-(ChloroMethyl)-6,7-diMethoxy-1(3H)-isobenzofuranone, 4-(ChloroMethyl)-6,7-diMethoxy-3H-1-isobenzofuranone, 4-(ChloroMethyl)-6,7-diMethoxyphthalide, 4-(ChloroMethyl)Meconin, 4-(Chloromethyl)-6,7-dimethoxyisobenzofuran-1(3H)-one, 4-chloroMethyl-6,7-diMethoxy-3H-isobenzofuran-1-one, 4-Chlormethyl-6,7-dimethoxy-phthalid

4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone (CAS 6518-91-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11ClO4 and a molecular weight of 242.65600 g/mol. It is also known as 4-(ChloroMethyl)-6,7-diMethoxy-1(3H)-isobenzofuranone, 4-(ChloroMethyl)-6,7-diMethoxy-3H-1-isobenzofuranone and 4-(ChloroMethyl)-6,7-diMethoxyphthalide. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6518-91-8
Jingsj CID
J-1085625-7
Molecular Formula
C11H11ClO4
Chinese Name
4-(氯甲基)-6,7-二甲氧基-3H-1-异苯并呋喃酮
Molecular Weight
242.65600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone?

The CAS number of 4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone is 6518-91-8.

What are the molecular formula and molecular weight of 4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone?

4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone has molecular formula C11H11ClO4 and molecular weight 242.65600 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(Chloromethyl)-6,7-dimethoxy-1(3H)-isobenzofuranone (CAS 6518-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085625-7 (accessed 2026-10-25).

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