3,4,6-Trimethoxy-1(3H)-isobenzofuranone
3,4,6-Trimethoxy-1(3H)-isobenzofuranone (CAS 189454-29-3), molecular formula C11H12O5, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- 3,4,6-Trimethoxyphthalide
- Synonyms
- 189454-29-3

| Molecular weight | 224.21 |
|---|---|
| Empirical formula | C11H12O5 |
| Assay | 97% |
| Melting point | 149-152 °C(lit.) |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
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3,4,6-Trimethoxy-1(3H)-isobenzofuranone (CAS 189454-29-3), molecular formula C11H12O5, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of 3,4,6-Trimethoxy-1(3H)-isobenzofuranone does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4,6-Trimethoxy-1(3H)-isobenzofuranone in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
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3,4,6-Trimethoxy-1(3H)-isobenzofuranone has CAS number 189454-29-3 and molecular formula C11H12O5. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of 3,4,6-Trimethoxy-1(3H)-isobenzofuranone ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should 3,4,6-Trimethoxy-1(3H)-isobenzofuranone be stored?
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Store 3,4,6-Trimethoxy-1(3H)-isobenzofuranone in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is 3,4,6-Trimethoxy-1(3H)-isobenzofuranone used for?
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3,4,6-Trimethoxy-1(3H)-isobenzofuranone is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for 3,4,6-Trimethoxy-1(3H)-isobenzofuranone?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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