3,4,6-Trimethoxy-1(3H)-isobenzofuranone
3,4,6-三甲氧基-1(3H)-异苯并呋喃酮
Also known as: 3,4,6-Trimethoxyphthalide, 3,4,6-trimethoxy-3H-2-benzofuran-1-one, 3,4,6-trimethoxy-1,3-dihydro-1-isobenzofuranone, 3,4,6-trimethoxy-3H-isobenzofuran-1-one, 1(3H)-Isobenzofuranone, 3,4,6-trimethoxy-
- CAS No.
- 189454-29-3
- Jingsj CID
- J-46458-7
- Molecular Formula
- C11H12O5
- Chinese Name
- 3,4,6-三甲氧基-1(3H)-异苯并呋喃酮
- Molecular Weight
- 224.21000 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 149-152ºC(lit.) |
|---|---|
| Boiling Point | 394.2ºC at 760 mmHg |
| Density | 1.28g/cm3 |
| Flash Point | 178.4ºC |
Frequently Asked Questions
What is the CAS number of 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
189454-29-3
What are the molecular formula and molecular weight of 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
C11H12O5, molecular weight 224.21000 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026