2-chloro-propionicacimethylester
Methyl 2-chloropropionate
CAS: 17639-93-9
Molecular Formula: C4H7ClO2
2-chloro-propionicacimethylester - Names and Identifiers
2-chloro-propionicacimethylester - Physico-chemical Properties
| Molecular Formula | C4H7ClO2 |
| Molar Mass | 122.55 |
| Density | 1.075g/mLat 25°C(lit.) |
| Melting Point | -10 °C |
| Boling Point | 132-133°C(lit.) |
| Flash Point | 101°F |
| Water Solubility | immiscible |
| Vapor Presure | 5.25 mm Hg ( 20 °C) |
| Vapor Density | 4.22 (vs air) |
| Appearance | clear liquid |
| Specific Gravity | 1.075 |
| Color | Colorless to Almost colorless |
| BRN | 1421535 |
| PH | 6-7 (H2O, 20℃) |
| Storage Condition | Store at +5°C to +30°C. |
| Stability | Stable. Flammable. Incompatible with strong oxidizing agents. |
| Explosive Limit | 2.8-13.9%(V) |
| Refractive Index | n20/D 1.417(lit.) |
| Physical and Chemical Properties | Density 1.075 melting point -10°C boiling point 132-133°C refractive index 1.416-1.419 flash point 38°C water-soluble immiscible |
| Use | Used as an intermediate of pesticide, medicine and perfume |
2-chloro-propionicacimethylester - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection S16 - Keep away from sources of ignition. |
| UN IDs | UN 2933 3/PG 3 |
| WGK Germany | 1 |
| RTECS | UE9100000 |
| TSCA | Yes |
| HS Code | 29159080 |
| Hazard Class | 3 |
| Packing Group | III |
2-chloro-propionicacimethylester - 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) |
| Use | methyl α-chloropropionate is an intermediate of the fungicides, such as metalaxyl, benzalene, and humilam, the herbicides, such as grass, and proglumine. used as pesticide, pharmaceutical intermediates. α-chloropropionic acid methyl ester is the intermediate of bactericide metalaxyl, benzalene and humilex, herbicide graminidene, prilachlor and so on; Used as pesticide, medicine, perfume intermediate used as solvent, pharmaceuticals, pesticides, such as aryl phenoxy herbicides such as grass spirit and other fungicides metalaxyl, the intermediates of mildew. |
| production method | the preparation method is a Reflux reaction of α-chloropropionic acid and methanol in the presence of a catalyst, after several hours of reaction, the product was obtained by post-treatment and distillation. CH3CHClCOOH CH3OH [catalyst] → CH3CHClCOOCH3 H2O |
| category | flammable liquid |
| toxicity grade | high toxicity |
| Acute toxicity | abdominal injection-mouse LDL0: 250 mg/kg |
| flammability hazard characteristics | flammable; Toxic chloride gas emitted by heat |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; Storage and transportation is separated from oxidant |
| extinguishing agent | dry powder, carbon dioxide, sand, foam |
| autoignition temperature | 430°C DIN 51794 |
Last Update：2024-04-09 02:00:04
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