JR-6991, 1-(4-(Benzyloxy)-2-hydroxyphenyl)-2-phenylethanone, 97%
- CAS NO.：39604-80-3
- Empirical Formula: C21H18O3
- Molecular Weight: 318.37
- MDL number: MFCD08446832
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:22:30
What is JR-6991, 1-(4-(Benzyloxy)-2-hydroxyphenyl)-2-phenylethanone, 97%?
Preparation
Preparation by partial benzylation of 2,4-dihydroxy-phenyl benzyl ketone,
? with benzyl chloride in the presence of potassium carbonate in refluxing acetone;
? with benzyl bromide in the presence of potassium carbonate in refluxing acetone or in the presence of potassium hydroxide at r.t. for 24 h (29%).
Properties of JR-6991, 1-(4-(Benzyloxy)-2-hydroxyphenyl)-2-phenylethanone, 97%
| Melting point: | 104–108°C |
| Boiling point: | 513.3±40.0 °C(Predicted) |
| Density | 1.202±0.06 g/cm3(Predicted) |
| pka | 7.58±0.35(Predicted) |
Safety information for JR-6991, 1-(4-(Benzyloxy)-2-hydroxyphenyl)-2-phenylethanone, 97%
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for JR-6991, 1-(4-(Benzyloxy)-2-hydroxyphenyl)-2-phenylethanone, 97%
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