4-Chlorophthalic anhydride, 98%
Order 4-Chlorophthalic anhydride, 98% (CAS 118-45-6) online at Zemixal: C8H3ClO3, COA and SDS with every lot, worldwide shipping.
About 4-Chlorophthalic anhydride, 98%
Researchers and plant chemists source 4-Chlorophthalic anhydride, 98% from Zemixal for routine and specialised work. Identity at a glance (98%): CAS 118-45-6, formula C8H3ClO3 and molar mass 182.56 g/mol. Typical appearance is white to off-white powder or crystals.
Common uses in the lab and plant
- Organic synthesis
- API synthesis
Handling and storage
It carries the GHS signal word Danger (H315, H318, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Available as 5 g, 25 g, 100 g and 1 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | 4-Chlorophthalic anhydride, 98% |
|---|---|
| Catalogue number | ZX-008160 |
| CAS number | 118-45-6 |
| IUPAC name | 5-chloro-2-benzofuran-1,3-dione |
| Molecular formula | C8H3ClO3 |
| Molar mass | 182.56 g/mol |
| Exact mass | 181.9771 |
| Purity / assay | 98% |
| Physical form | Crystalline |
| Appearance | White to off-white powder or crystals |
| XLogP3 | 1.9 |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 43.4 Ų |
| HS code | 29332990 |
| InChIKey | BTTRMCQEPDPCPA-UHFFFAOYSA-N |
| SMILES | C1=CC2=C(C=C1Cl)C(=O)OC2=O |
| PubChem CID | 67044 |
| Synonyms | 5-chloroisobenzofuran-1,3-dione, 4-chlorophthalic acid anhydride, 1,3-Isobenzofurandione, 5-chloro-, 5-chlorophthalic anhydride, 5-chloro-1,3-dihydro-2-benzofuran-1,3-dione, 4-chloro phthalic anhydride, 5-chloro-isobenzofuran-1,3-dione, 4-Chlorophthalic acid anhydride 100 microg/mL in Acetonitrile, 4-Chlorophthalicanhydride, 5-Chloro-2-benzofuran-1,3-dione # |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H315Causes skin irritation
- H318Causes serious eye damage
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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