Name | Cyclopropanecarboxylic acid chloride |
Synonyms | CPCCI Cyclopropanecarbonyl Cyclopropylformyl chloride cyclopropane carbony chloride Cyclopropyl Carbonyl Chloride Cyclopropanecarbonyl chloride Cyclopropylcarboxylic acid chloride Cyclopropanecarboxylic acid chloride |
CAS | 4023-34-1 |
EINECS | 223-684-4 |
InChI | InChI=1/C4H5ClO/c5-4(6)3-1-2-3/h3H,1-2H2 |
InChIKey | ZOOSILUVXHVRJE-UHFFFAOYSA-N |
Molecular Formula | C4H5ClO |
Molar Mass | 104.53 |
Density | 1.152g/mLat 25°C(lit.) |
Melting Point | 77.5-78.5 °C(Solv: hexane (110-54-3)) |
Boling Point | 119°C(lit.) |
Flash Point | 74°F |
Water Solubility | decomposes |
Vapor Presure | 16.3mmHg at 25°C |
Appearance | Liquid |
Specific Gravity | 1.1520 |
Color | Clear colorless to slightly yellow |
BRN | 471286 |
Storage Condition | 2-8°C |
Sensitive | Moisture Sensitive |
Refractive Index | n20/D 1.452(lit.) |
Physical and Chemical Properties | This product is a colorless liquid, irritating taste, n20D 1.4520, relative density 1.152,f. P. 23 ℃, soluble in ether, chloroform and benzene. |
Use | Used as pharmaceutical and pesticide intermediates |
Risk Codes | R10 - Flammable R34 - Causes burns R29 - Contact with water liberates toxic gas R25 - Toxic if swallowed R36 - Irritating to the eyes R38 - Irritating to the skin |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S8 - Keep container dry. S16 - Keep away from sources of ignition. |
UN IDs | UN 2920 8/PG 2 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 10-21 |
TSCA | Yes |
HS Code | 29162000 |
Hazard Class | 8 |
Packing Group | II |
Toxicity | LD50 orally in Rabbit: 200 mg/kg |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | cyclopropane formyl chloride is an intermediate of plant growth regulator anti-inverted ester. Used as an intermediate in medicine and pesticide |
production method | its preparation method is to react cyclopropane carboxylic acid with thionyl chloride at about 60 ℃ for 4 hours, evaporate excess thionyl chloride, and then evaporate the product. |