DIBENZOPYRAN
xanthene
CAS: 92-83-1
Molecular Formula: C13H10O
DIBENZOPYRAN - Names and Identifiers
| Name | xanthene |
| Synonyms | XANTHAN Xantnene XANTHENE Xanthane xanthene 9H-xanthene 9H-Xanthene DIBENZOPYRAN Dibenzo[a,e]pyran 10H-9-Oxaanthracene Dibenzopyran, tricyclic |
| CAS | 92-83-1 |
| EINECS | 202-194-4 |
| InChI | InChI=1/C13H10O/c1-3-7-12-10(5-1)9-11-6-2-4-8-13(11)14-12/h1-8H,9H2 |
DIBENZOPYRAN - Physico-chemical Properties
| Molecular Formula | C13H10O |
| Molar Mass | 182.22 |
| Density | 1.0368 (rough estimate) |
| Melting Point | 101-102°C(lit.) |
| Boling Point | 310-312°C(lit.) |
| Flash Point | 137.5°C |
| Water Solubility | soluble |
| Vapor Presure | 0.00106mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Light yellow to Dark green |
| BRN | 133939 |
| Storage Condition | Sealed in dry,Room Temperature |
| Stability | Stable. Combustible. Incompatible with oxidizing agents. |
| Refractive Index | 1.5994 (estimate) |
| MDL | MFCD00005055 |
| Physical and Chemical Properties | Characteristics: colorless flaky crystals. melting point 99.5~100.5 ℃ boiling point 310~312 ℃ solubility insoluble in water, soluble in ether, chloroform, benzene and petroleum ether. Dissolved in concentrated sulfuric acid as a yellow solution. |
| Use | Used as a reagent for organic synthesis, for the synthesis of dyes |
DIBENZOPYRAN - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 42/43 - May cause sensitization by inhalation and skin contact. |
| Safety Description | S22 - Do not breathe dust. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S24 - Avoid contact with skin. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| RTECS | ZD5520000 |
| HS Code | 29181100 |
DIBENZOPYRAN - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| purpose | used as a reagent for organic synthesis, for the synthesis of dyes, etc |
Last Update：2024-04-10 22:29:15
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