Basic information
- Name:
Cyclopropyl methyl ketone
- CAS No.:
765-43-5
- Molecular Structure:
- Formula:
- C5H8O
- Molecular Weight:
- 84.119
- Synonyms:
- Ketone,cyclopropyl methyl (6CI,8CI);1-Cyclopropylethanone;Acetylcyclopropane;Methyl cyclopropyl ketone;NSC 1940;Ethanone,1-cyclopropyl-;
- EINECS:
- 212-146-4
- Density:
- 0.995 g/cm3
- Melting Point:
- <-70 °C
- Boiling Point:
- 114.2 °C at 760 mmHg
- Flash Point:
- 21.1 °C
- Appearance:
- clear colorless to very slightly yellow liquid
- Hazard Symbols:
F- Risk Codes:
- 11
- Safety Description:
- 9-16-29-33 Details
- Transport Information:
- 9-16-29-33
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Chemistry
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IUPAC Name: 1-Cyclopropylethanone
Molecular Formula: C5H8O
Molecular Weight: 84.116420 g/mol
Appearance: colourless-yellow clear liquid
Melting Point: <-70 °C
storage temp.: Flammables area
EINECS: 212-146-4
Product Categories: Pharmaceutical Intermediates; Miscellaneous; ketone; API intermediates; Cyclopropanes; Simple 3-Membered Ring Compounds; Cycloalkanes
Index of Refraction: 1.457
Molar Refractivity: 23.04 cm3
Molar Volume: 84.4 cm3
Surface Tension: 33.8 dyne/cm
Density: 0.995 g/cm3
Flash Point: 21.1 °C
Enthalpy of Vaporization: 34.07 kJ/mol
Boiling Point: 114.2 °C at 760 mmHg
Vapour Pressure of Cyclopropyl methyl ketone (CAS NO.765-43-5): 20.1 mmHg at 25 °C
Uses
Cyclopropyl methyl ketone (CAS NO.765-43-5) is an important pharmaceutical intermediate which is used to anti-AIDS drug and agricultural chemical.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD | skin | > 2gm/kg (2000mg/kg) | National Technical Information Service. Vol. OTS0559687, |
Safety Profile
Hazard Codes:F 
Risk Statements:11
11:Highly Flammable
Safety Statements:9-16-29-33
9:Keep container in a well-ventilated place
16:Keep away from sources of ignition-No smoking
29:Do not empty into drains
33:Take precautionary measures against static discharges
RIDADR:UN 1224 3/PG 2
WGK Germany:3
RTECS:KM5648000
HazardClass:3
PackingGroup:II
A dangerous fire hazard when exposed to heat or flame. When heated to decomposition it emits acrid smoke and fumes.
Specification
Cyclopropyl methyl ketone (CAS NO.765-43-5), its Synonyms are Ethanone, 1-cyclopropyl- ; Ethanone, 1-cyclopropyl- (9CI) ; Ketone, cyclopropyl methyl (8CI) ; Methyl cyclopropyl ketone ; Acetylcyclopropane .