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| CAS No.: | 927-74-2 |
|---|---|
| Name: | 3-Butyn-1-ol |
| Article Data: | 37 |
| Molecular Structure: | |
|
|
|
| Formula: | C4H6O |
| Molecular Weight: | 70.091 |
| Synonyms: | 3-Butyne-1-ol;(2-Hydroxyethyl)acetylene;1-Butyn-4-ol;1-Hydroxy-3-butyne;3-Butynol;3-Butynyl alcohol;4-Hydroxy-1-butyne;NSC 9708; |
| EINECS: | 213-161-9 |
| Density: | 0.924 g/cm3 |
| Melting Point: | - 63.6 °C(lit.) |
| Boiling Point: | 130.125 °C at 760 mmHg |
| Flash Point: | 36.111 °C |
| Appearance: | colourless liquid |
| Hazard Symbols: |
 Xi, F
|
| Risk Codes: | 10-36/37/38 |
| Safety: | 26-36-37/39-16 |
| Transport Information: | UN 1986 3/PG 3 |
| PSA: | 20.23000 |
| LogP: | 0.00200 |
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- 40365-61-5
2-(but-3-yn-1-yloxy)tetrahydropyran
A
- 6581-66-4
2-methoxytetrahydropyran
B
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With methanol; DOWEX 50 W-X2 cation exchange resin at 40℃; for 1h; | A n/a B 98% |
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With zinc diacetate In methanol; dichloromethane at 20℃; for 1.5h; | 97% |
- 75014-48-1
4-<(triphenylmethyl)oxy>-1-butyne
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With indium(III) chloride; water In acetonitrile for 2h; Heating; | 93% |
- 40365-61-5
2-(but-3-yn-1-yloxy)tetrahydropyran
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With silica-supported NaHSO4 In methanol at 20℃; for 0.25h; | 91% |
| With zinc(II) trifluoromethanesulfonate In methanol at 20℃; for 0.583333h; | 87% |
| With pyridinium p-toluenesulfonate In ethanol at 25℃; for 3h; |
- 78592-82-2
4-(tert-butyldimethylsilyloxy)-1-butyne
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With sodium hydrogen sulfate; silica gel In dichloromethane at 20℃; for 0.5h; | 91% |
| With pyridinium hydrobromide perbromide In methanol at 0℃; | 81% |
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With cerium(III) chloride In acetonitrile for 1.5h; Heating; | 90% |
| Conditions | Yield |
|---|---|
| In ammonia at -40℃; | 88% |
| In ammonia for 24h; | 80% |
- 218434-90-3
1-but-3-ynyloxymethyl-4-methoxy-benzene
- 927-74-2
1-butyn-4-ol
| Conditions | Yield |
|---|---|
| With carbon tetrabromide In methanol for 3h; ether cleavage; Heating; | 86% |
| Conditions | Yield |
|---|---|
| Multistep reaction; | 75% |
| Conditions | Yield |
|---|---|
| With bis(acetylacetonate)oxovanadium; methyl 3,5-bis((1H-1,2,4-triazol-1-yl)methyl)benzoate; oxygen; sodium acetate at 120℃; for 48h; | A 66% B 54% |
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Chemistry
Molecular Formula: C4H6O
Molecular Weight: 70.09
EINECS: 213-161-9
Density: 0.926 g/mL at 25 °C(lit.)
Melting Point: < -63 °C
Boiling Point: 128 - 129 °C
Flash Point: 36 °C
Solubility: Soluble (soluble in alcohols and organic solvents. immiscible in aliatic hydrocarbon solvents.)
Appearance: Clear liquid
3-Butyn-1-ol's(927-74-2) Synonyms: 1-Butyn-4-ol;3-butyn-1-0l;3-Butynol;3-Butynyl alcohol;4-Hydroxy-1-butyne;HCequivCCH2CH2OH;3-BUTYNE-1-OL;3-BUTYN-1-OL
3-Butyn-1-ol's(927-74-2) Molecular Structure:
Uses
3-Butyn-1-ol(927-74-2) is used as Intermediate for Fexofenadine.
Safety Profile
Safety Information for 3-Butyn-1-ol(927-74-2)
Hazard Codes Xi,F
Risk Statements 10-36/37/38
Safety Statements 26-36-37/39-16
RIDADR UN 1986 3/PG 3
WGK Germany 3
RTECS ES0710000
HazardClass 3
Specification
Stability and Reactivity for 3-Butyn-1-ol(927-74-2)
【Incompatibilities】Acids, copper, copper alloys, acid anhydrides.
【Stability】Stable at room temperature in closed containers under normal storage and handling conditions.
【Decomposition】Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】Fire may produce irritating, corrosive and/or toxic gases.