(R)-(+)-2-(4-Hydroxyphenoxy)propionic acid
- CAS NO.：94050-90-5
- Empirical Formula: C9H10O4
- Molecular Weight: 182.17
- MDL number: MFCD00274088
- EINECS: 407-960-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:10:41
What is (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid?
Chemical properties
White to off-white powder or crystal
The Uses of (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid
(R)-(+)-2-(4-Hydroxyphenoxy)propionic Acid is a degradation product of Cyhalofop-butyl (C989385); an aryloxyphenoxypropionate compound that is used as a herbicide to eliminate grass weeds in rice fields. Cyhalofop-butyl works by selectively inhibiting acetyl CoA carboxylase, an enzyme that is important for the metabolism of fatty acids.
Properties of (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid
| Melting point: | 145-148 °C (lit.) |
| Boiling point: | 367.5±17.0 °C(Predicted) |
| alpha | 58 º (c=1, MeOH) |
| Density | 1.302±0.06 g/cm3(Predicted) |
| refractive index | 38 ° (C=0.1, MeOH) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 3.32±0.10(Predicted) |
| color | Off-White |
| optical activity | [α]20/D +58°, c = 1 in methanol |
| InChI | InChI=1S/C9H10O4/c1-6(9(11)12)13-8-4-2-7(10)3-5-8/h2-6,10H,1H3,(H,11,12)/t6-/m1/s1 |
| CAS DataBase Reference | 94050-90-5(CAS DataBase Reference) |
Safety information for (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid
| InChIKey | AQIHDXGKQHFBNW-ZCFIWIBFSA-N |
| SMILES | C(O)(=O)[C@H](OC1=CC=C(O)C=C1)C |
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