4-Ethynylphthalic Anhydride 98.0%(GC)
98.0%(GC)
Synonym: 5-ethynyl-2-benzofuran-1,3-dione
Linear Formula:
C10H4O3
Molecular Weight: 172.14g/mol
CAS Number: 73819-76-8
Properties
| Vapour pressure | 0.0±0.8 mmHg at 25℃ |
| Assay Purity | >98%(GC) |
| Refractive index | 1.625 |
| B pt. | 352.4℃ at 760 mmHg |
| M pt. | 125℃ |
| Density | 1.41g/cm3 |
Safety Information
| Hazard Statement(s) | H315-H319 |
| Precautionary Statement | P264-P280-P302 + P352-P337 + P313-P305 + P351 + P338-P362 + P364-P332 + P313 |
| Symbol |
|
| Signal word | Warning |
| HS Code | 2932999099 |
| Flash point | 175.6℃ |
| Storage Temp. | Store under inert gas |
| Storage Class | 9 |
| Packaging | Glass Bottle |
| UN Number | 3077 |
Description
Recommended products
Diethylene Glycol Butyl Methyl Ether 99.0%(GC)
Purpose
For R&D use onlynot for drug household or other uses.
Documents
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COA Not Available |
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| SDS | |
| COA | |
| Specification | |
| Bulk quote order form |