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| CAS No.: | 624-65-7 |
|---|---|
| Name: | 3-Chloro-1-propyne |
| Molecular Structure: | |
|
|
|
| Formula: | C3H3Cl |
| Molecular Weight: | 74.5098 |
| Synonyms: | Propyne,3-chloro- (6CI,8CI);1-Chloroprop-2-yne;2-Propynyl chloride;3-Chloro-1-propyne;NSC 66411;Propargyl chloride; |
| EINECS: | 210-856-9 |
| Density: | 1.017 g/cm3 |
| Melting Point: | <-50 °C |
| Boiling Point: | 57 °C at 760 mmHg |
| Flash Point: | 18.9 °C |
| Appearance: | colorless flammable liquid |
| Hazard Symbols: |
 F,  T,  C
|
| Risk Codes: | 11-23/24/25-34 |
| Safety: | 16-26-36/37/39-45-27 |
| Transport Information: | UN 3286 3/PG 2 |
| PSA: | 0.00000 |
| LogP: | 0.85840 |
| Conditions | Yield |
|---|---|
| With 3,5-dichlorobenzoyl chloride; potassium carbonate In N,N-dimethyl-formamide at 20℃; for 5h; Time; Reagent/catalyst; | 97.98% |
| Conditions | Yield |
|---|---|
| With thionyl chloride; tetramethylurea In toluene at 40℃; for 3.16h; | 94% |
| With benzoyl chloride; N,N-dimethyl-formamide at 0 - 20℃; for 14.25h; | 75% |
| With pyridine; bis(trichloromethyl) carbonate In tetrahydrofuran Heating; | 63% |
N,N-Dichlorobenzenesulfonamide
propargyl alcohol
A
benzenesulfonamide
B
N-chlorobenzenesulfonamide
C
2-propynyl chloride
| Conditions | Yield |
|---|---|
| In tetrachloromethane at 30 - 35℃; for 6h; Irradiation; | A 32% B 4% C 7 % Chromat. D 16% |
| Conditions | Yield |
|---|---|
| at 0℃; Erhitzen des erhaltenen Chlorameisensaeure-prop-2-inylesters mit Triaethylamin-hydrochlorid auf 100grad; |
3-bromo-2-chloroprop-1-ene
A
bromoallene
B
chloroallene
C
2-propynyl chloride
D
propargyl bromide
| Conditions | Yield |
|---|---|
| With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride; phenol Yield given; |
2-bromo-3-chloro-propene
A
bromoallene
B
chloroallene
C
2-propynyl chloride
D
propargyl bromide
| Conditions | Yield |
|---|---|
| With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride; phenol Yield given; |
| Conditions | Yield |
|---|---|
| With 1-chloro-1-(dimethylamino)-2-methyl-1-propene In dichloromethane 1). 0 deg C; 2.) rt., 3h; | A n/a B 99 % Spectr. |
| Conditions | Yield |
|---|---|
| With pyridine; tributyltin chloride at 50℃; Thermodynamic data; Equilibrium constant; Δ G; |
| Conditions | Yield |
|---|---|
| With pyridine; tributyltin chloride at 50℃; Thermodynamic data; Equilibrium constant; Δ G; |
| Conditions | Yield |
|---|---|
| at 661.85℃; under 125 Torr; Equilibrium constant; var. temp. and pressures; |
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IUPAC Name: 3-Chloroprop-1-yne
Molecular Formula: C3H3Cl
Molecular Weight: 74.508920 g/mol
Appearance: Colorless flammable liquid
Melting Point: <-50°C
Boiling Point: 58 °C(lit.)
Flash Point: 7 °F
Insolubility: Water, glycerol
Density: 1.03 g/mL at 25 °C(lit.)
Structure of 3-Chloropropyne (CAS NO.624-65-7):
Categories of 3-Chloropropyne (CAS NO.624-65-7): Aliphatics;Halides;Acetylenes;Functionalized Acetylenes
3-Chloropropyne (CAS NO.624-65-7) is engineering plastics modifier. It is used as intermediate in organic synthesis, and is used in the manufacture of Excellent drop-ning and soil fumigant.
Hazard Codes: F 
,T 
,C 
Risk Statements: 11-23/24/25-34
11:Highly Flammable
23/24/25:Toxic by inhalation, in contact with skin and if swallowed
34:Causes burns
Safety Statements: 16-26-36/37/39-45-27
16:Keep away from sources of ignition-Nosmoking
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39:Wear suitable protective clothing, gloves and eye/face protection
45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
27:Take off immediately all contaminated clothing
A pressure-sensitive explosive. Reacts explosively with ammonia in a closed container. When heated to decomposition it emits toxic fumes of Cl−. See also ACETYLENE COMPOUNDS and ALKYNES; CHLORINATED HYDROCARBONS, ALIPHATIC; and EXPLOSIVES, HIGH; EXPLOSIVES, LOW; EXPLOSIVES, PERMITTED.
3-Chloropropyne , its cas register number is 624-65-7. It also can be called 3-Chloro-1-propyne ; and Propargyl chloride .
