9,9-DIMETHYL-9H-XANTHENE
- CAS NO.：19814-75-6
- Empirical Formula: C15H14O
- Molecular Weight: 210.27
- MDL number: MFCD00134434
- EINECS: 1592732-453-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:57:00
What is 9,9-DIMETHYL-9H-XANTHENE?
The Uses of 9,9-DIMETHYL-9H-XANTHENE
9,9-Dimethylxanthene is suitable for use in the preparation of 9,9-dimethylxanthene-4,5-dicarboxylic acid. It may be used in the preparation of 9,9-dimethyl-4,5-bis(diphenylphosphino)xanthene. It may be used in the preparation of 4,6-bis(dimesitylboryl)dibenzofuran.
General Description
9,9-Dimethylxanthene is a heterocyclic building block.
Properties of 9,9-DIMETHYL-9H-XANTHENE
| Melting point: | 35-38 °C (lit.) |
| Boiling point: | 114-115 °C/0.6 mmHg (lit.) |
| Density | 1.0232 (rough estimate) |
| refractive index | 1.5725 (estimate) |
| Flash point: | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to lump to clear liquid |
| color | White or Colorless to Yellow to Green |
| Water Solubility | Insoluble in water. |
| CAS DataBase Reference | 19814-75-6 |
Safety information for 9,9-DIMETHYL-9H-XANTHENE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H332:Acute toxicity,inhalation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P312:Call a POISON CENTER or doctor/physician if you feel unwell. P330:Rinse mouth. P362:Take off contaminated clothing and wash before reuse. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for 9,9-DIMETHYL-9H-XANTHENE
| InChIKey | MTVNAPYHLASOSX-UHFFFAOYSA-N |
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![(11bR,11μbR)-4,4μ-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1μ, 2μ-f][1,3,2]dioxaphosphepin](https://img.chemicalbook.in/CAS/20180808/GIF/349114-63-2.gif)
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