72657-23-9
72657-23-9 structure
- Name: (R)-Roche ester
- Chemical Name: (R)-(-)-3-Hydroxy-2-Methylpropionic Acid Methyl Ester
- CAS Number: 72657-23-9
- Molecular Formula: C5H10O3
- Molecular Weight: 118.131
- Catalog: Chemical reagent Organic reagent Ester Methyl ester compound
- Create Date: 2018-09-21 18:13:49
- Modify Date: 2026-07-26 21:41:46
| Name | (R)-(-)-3-Hydroxy-2-Methylpropionic Acid Methyl Ester |
|---|---|
| Synonyms |
Methyle(R)-(-)-β-hydroxyisobutyrate
(r)-(-)-3-hydroxy-2-methylpropionic acid methyl ester (R)-(-)-METHYL B-HYDROXYISOBUTYRATE (2R)-3-Hydroxy-2-methylpropionic Acid Methyl Ester (2R)-2-Methyl-3-hydroxypropanoic acid methyl ester [R]-[-]-METHYL 3-HYDROXY-2-METHYL-PROPIONATE METHYL D-(R)-3-HYDROXYISOBUTYRATE Methyl (2R)-3-hydroxy-2-methylpropanoate D-(R)-(-)-3-HYDROXYISOBUTYRIC ACID METHYL ESTER methyI (R)-3-hydroxy-2-methylpropanoate D(-)-BETA-HYDROXYISOBUTYRIC ACID METHYL ESTER (R)-Methyl 3-hydroxy-2-Methylpropanoate (R)-(-)-3-Hydroxy-2-methylpropionic acid methyl ester ee (R)-(-)-3-hydroxy-2-methylpropionic*acid methyl E METHYL (R)-(-)-3-HYDROXY-2-METHYL-PROPIO NATE, ( EE/GLC) (R)-(-)-METHYL 3-HYDROXY-2-METHYLPROPION (R)-(-)-3-HYDROXY-2-METHYLPRO-PIONIC ACIDMETHY ESTER (-)-methyl d-β-hydroxyisobutyrate Methyl(R)-(-)-3-Hydroxyisobutyrate> (R)-(-)-3-HYDROXY-2-METHYLPROPIONIC ACID METHYL ESTER Methyl (R)-(-)-3-hydroxy-2-methyl-propionate Methyl (2R)-3-hydroxy-2-methyl-propanoate Roche ester (-) - Methyl-D-BATA-hydroxyisobutyrate (R)-(-)-3-Hydroxy-2-Methylpropionic acid Methyl ester, ee (R)-2-Methyl-3-hydroxypropionic acid methyl ester Methyl-D-(R)-beta-hydroxyisobutyrate Methyl (R)-3-hydroxy-2-methylpropionate, (R)-(-)-3-Hydroxy-2-methylpropionic acid methyl ester MFCD00063450 (2R)-2-Methyl-3-hydroxypropionic acid methyl ester Methyl (R)-(-)-beta-hydroxyisobutyrate Methyl (R)-(-)-3-hydroxy-2-Methylpropionate METHYL (R)-(-)-3-HYDROXYISOBUTYRATE (-)-Methyl 2-methylhydracrylate (R)-(-)-METHYL 3-HYDROXY-2-METHYLPROPIONATE R-(-)-Roche Ester (R)-(-)-3-Hydroxyisobutyric Acid Methyl Ester (R)-(-)-3-Hydroxy-2-methylpropionic Acid Methyl Ester Methyl (R)-(-)-3-Hydroxy-2-methylpropionate (-)-METHYL D-BETA-HYDROXYISOBUTYRATE (S)-Methyl 3-hydroxy-2 Propanoic acid, 3-hydroxy-2-methyl-, methyl ester, (2R) 3-hydroxy-2-methyl-, methyl ester, (2R)-Propanoic acid (R)-(-)-3-Hydroxy-2-methylpropionic acid methyl ester/72-9 high purity (R)-(-)-3-HYDROXYISOBUTYRIC ACID METHYL ESTER (R)-(-)-3-HYDROXY-2-METHYLPROPIONIC ACID METHYL ES (R)-(-)-3-Hydroxy-3-Hyroxyisobutyrate METHYL (R)-3-HYDROXY-2-METHYLPROPIONATE Methyl (R)-3-hydroxy-2-methylpropanoate Methyl (R)-()-3-hydroxy-2-methylpropionate (R)-(-)-3-HYDROXY-2-METHYLPROPIONIC*ACID METHYL EST (-)-Methyl D-β-hydroxyisobutyrate, (R)-(-)-3-Hydroxy-2-methylpropionic acid methyl ester |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 175.0±0.0 °C at 760 mmHg |
| Molecular Formula | C5H10O3 |
| Molecular Weight | 118.131 |
| Flash Point | 81.1±0.0 °C |
| Exact Mass | 118.062996 |
| PSA | 46.53000 |
| LogP | -0.55 |
| Vapour Pressure | 0.4±0.7 mmHg at 25°C |
| Index of Refraction | 1.420 |
| Storage condition | 2-8°C |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
|---|---|
| Risk Phrases | 10 |
| Safety Phrases | S16 |
| WGK Germany | 3 |
| HS Code | 2918199090 |
|
~%
72657-23-9 |
| Literature: Tetrahedron Asymmetry, , vol. 20, # 2 p. 210 - 213 |
|
~%
72657-23-9 |
| Literature: Advanced Synthesis and Catalysis, , vol. 345, # 1-2 p. 185 - 189 |
|
~%
72657-23-9 |
| Literature: Advanced Synthesis and Catalysis, , vol. 350, # 16 p. 2533 - 2543 |
|
~85%
72657-23-9 |
| Literature: Choy, William; Ma, Philip; Masamune, Satoru Tetrahedron Letters, 1981 , vol. 22, # 37 p. 3555 - 3556 |
|
~%
72657-23-9 |
| Literature: Journal of Organic Chemistry, , vol. 47, # 12 p. 2400 - 2404 |
| HS Code | 2918199090 |
|---|---|
| Summary | 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |