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| CAS No.: | 90-46-0 |
|---|---|
| Name: | 9-Hydroxyxanthene |
| Article Data: | 55 |
| Molecular Structure: | |
|
|
|
| Formula: | C13H10O2 |
| Molecular Weight: | 198.221 |
| Synonyms: | Xanthen-9-ol(6CI,7CI,8CI);9H-Xanthen-9-ol;9-Xanthydrol;NSC 4038;Xanthydrol; |
| EINECS: | 201-996-1 |
| Density: | 1.286 g/cm3 |
| Melting Point: | 122-124 °C |
| Boiling Point: | 337.3 °C at 760 mmHg |
| Flash Point: | 156.6 °C |
| Solubility: | Soluble in methanol: 0.1 g/mL |
| Appearance: | white powder |
| Hazard Symbols: |
 F, T
|
| Risk Codes: | 11-23/24/25-39/23/24/25 |
| Safety: | 7-16-24-45-24/25-36-22 |
| Transport Information: | UN 1230 3/PG 2 |
| PSA: | 29.46000 |
| LogP: | 2.87400 |
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Chemistry
IUPAC Name: 9H-Xanthen-9-ol
The MF of 9H-Xanthen-9-ol (90-46-0) is C13H10O2.
The MW of 9H-Xanthen-9-ol (90-46-0) is 198.22.
Synonyms of 9H-Xanthen-9-ol (90-46-0): 9H-xanthen-9-ol ; 9-Hydroxyxanthene ; 9-Xanthenol ; 9-Xanthydrol ; Xanthene, hydroxy- ; Xanthydrol solution
Product Categories: Drug bulk;Heterocycles;Analytical Reagents;Special Applications
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
solubility in methanol: 0.1 g/mL, clear
Apperance: white powder
Index of Refraction: 1.661
EINECS: 201-996-1
Density: 1.286 g/ml
Flash Point: 156.6 °C
Boiling Point: 337.3 °C
Melting Point: 122-124 °C
Storage temp: 2-8 °C
Sensitive: Light Sensitive
BRN: 10395
Uses
9H-Xanthen-9-ol (90-46-0) is used for the determination of urea, DDT, amines, sulfonamides lights, carbamate and replace barbital acid.
Production
Toluene in the dry sodium amalgam warm to 50 ℃, adding xanthone - ethanol suspensions, intense mixing, the temperature rose rapidly to 60-70 ℃. Reaction complete, the mercury separated. Reaction liquid filtration, the filtrate pour into the boiling water, stirring with a blue, filter out the 9 - hydroxy-xanthene, water washing, drying, were finished, the yield of 91-95%.
Toxicity Data With Reference
| 1. | mmo-sat 100 µg/plate | MUREAV Mutation Research. 150 (1985),141. | ||
| 2. | mma-sat 100 µg/plate | MUREAV Mutation Research. 150 (1985),141. | ||
| 3. | orl-rat LDLo:500 mg/kg | NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),26. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. See also ALCOHOL, DENATURED; ALCOHOLS, C6-12; ALCOHOLS, C9-11; ALCOHOLS, C12-13, ETHOXYLATED; ALCOHOLS, C12-15, ETHOXYLATED; ALCOHOLS, C12-16, ETHOXYLATED; ALCOHOLS, C14-15, ETHOXYLATED; ALCOHOLS, C16-18, ETHOXYLATED; ALCOHOLS, C8-10, ETHOXYLATED PROPOXYLATED; ALCOHOLS, C12-15, ETHOXYLATED PROPOXYLATED; ALCOHOLS, N.O.S.
Safety information of 9H-Xanthen-9-ol (90-46-0):
Hazard Codes .gif){kind=small}
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Xi,Xn
Risk Statements
11 Highly Flammable
39/23/24/25 Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed
40 Limited evidence of a carcinogenic effect
Safety Statements
7 Keep container tightly closed
16 Keep away from sources of ignition - No smoking
24/25 Avoid contact with skin and eyes
36 Wear suitable protective clothing
22 Do not breathe dust
RIDADR UN 1230 3/PG 2
WGK Germany 3
RTECS ZD5710000
F 8-10-23
Hazard Note Irritant