3,6-Dichlorophthalic anhydride
3,6-二氯邻苯二甲酸酐
Also known as: 4,7-dichloroisobenzofuran-1,3-dione, 4,7-dichlorophthalic anhydride, 1,3-Isobenzofurandione, 4,7-dichloro-, 4,7-Dichloro-1,3-isobenzofurandione, 4,7-Dichloro-2-benzofuran-1,3-dione, 3,6-Dichloro-phthalic anhydride, 4,7-dichloro-1,3-dihydro-2-benzofuran-1,3-dione, 3,6-dichloro-phthalic acid anhydride, 3,6-Dichlor-phthalsaeure-anhydrid
- CAS No.
- 4466-59-5
- Jingsj CID
- J-14819-3
- Molecular Formula
- C8H2Cl2O3
- Chinese Name
- 3,6-二氯邻苯二甲酸酐
- Molecular Weight
- 217.006 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 188-190 °C(lit.) |
|---|---|
| Boiling Point | 339.0±22.0 °C at 760 mmHg |
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 159.3±21.3 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of 3,6-Dichlorophthalic anhydride?
4466-59-5
What are the molecular formula and molecular weight of 3,6-Dichlorophthalic anhydride?
C8H2Cl2O3, molecular weight 217.006 g/mol
Is 3,6-Dichlorophthalic anhydride hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026