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Cas Database |
| Name |
(Z)-3-Methylpent-2-en-4-yn-1-ol |
EINECS | 228-168-2 |
| CAS No. | 6153-05-5 | Density | 0.940 |
| PSA | 20.23000 | LogP | 0.55820 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C6H8 O | Boiling Point | 171 ºC |
| Molecular Weight | 96.1289 | Flash Point | 65 ºC |
| Transport Information | UN 1760 | Appearance | N/A |
| Safety | S26;S37/39 | Risk Codes | R22;R36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
|
| Synonyms |
2-Penten-4-yn-1-ol,3-methyl-, (Z)- (8CI); (2Z)-3-Methyl-2-penten-4-yn-1-ol;(Z)-3-Methylpent-2-en-4-yn-1-ol; Z-3-Methyl-2-penten-4-yn-1-ol;cis-3-Methyl-2-penten-4-yn-1-ol; cis-3-Methyl-2-pentene-4-yn-1-ol |
Article Data | 18 |
(Z)-3-Methylpent-2-en-4-yn-1-ol Synthetic route
- 3230-69-1
3-methyl-1-penten-4-yn-3-ol
A
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
B
- 6153-06-6
(E)-3-methylpent-2-en-4-yn-1-ol
| Conditions | Yield |
|---|---|
| acid Allylic Rearrangement; | A 85% B 15% |
| With sulphurous acid at 50℃; for 2h; Isomerization; | A 81% B n/a |
| With sulfuric acid; hydroquinone In di-isopropyl ether at 50 - 52℃; for 2h; | A 73.7% B 14.1% |
- 3230-69-1
3-methyl-1-penten-4-yn-3-ol
A
- 69371-58-0
(E)-1-bromo-3-methylpent-2-en-4-yne
B
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
| Conditions | Yield |
|---|---|
| With hydrogen bromide; hydroquinone In di-isopropyl ether at 50 - 52℃; for 8h; | A 59.6% B 19.3% |
- 121635-19-6
(Z)-3-methyl-5-trimethylsilylpent-2-en-4-yn-1-ol
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
| Conditions | Yield |
|---|---|
| With methanol; potassium carbonate at 20℃; | 58% |
| With potassium carbonate In methanol |
| Conditions | Yield |
|---|---|
| With nitric acid; hydroquinone In di-isopropyl ether at 50 - 52℃; for 7h; | A 16.1% B 56.4% C 13% |
| Conditions | Yield |
|---|---|
| With sulfuric acid; water at 20℃; for 48h; | 56% |
| With water at 70℃; | 13% |
| With sulfuric acid for 20h; |
- 50516-66-0
5-Trimethylsilyl-3-methyl-pent-1-en-4-in-3-ol
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: K2CO3, MeOH 2: H2O, H2SO4 View Scheme | |
| Multi-step reaction with 2 steps 1: K2CO3 / methanol 2: 10percent H2SO4 View Scheme |
| Conditions | Yield |
|---|---|
| With benzophenone In acetonitrile for 0.333333 - 4h; Product distribution / selectivity; UV-irradiation; Microwave irradiation; | |
| With bis(p-dimethylaminophenyl)methanone In acetonitrile for 0.333333 - 2h; Product distribution / selectivity; UV-irradiation; Microwave irradiation; | |
| With benzophenone In acetonitrile at 25℃; for 1h; Product distribution / selectivity; UV-irradiation; | |
| With iodine In acetonitrile at 200℃; under 15001.5 Torr; for 1.01667h; Product distribution / selectivity; UV-irradiation; Microwave irradiation; |
- 53635-18-0
3-methyl-2-penten-4-yn-1-al
A
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
B
- 6153-06-6
(E)-3-methylpent-2-en-4-yn-1-ol
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate In ethanol at 25℃; for 3h; Overall yield = 95 %; |
- 6153-05-5
(Z)-3-methylpent-2-en-4-ynol
- 14920-89-9
2,3-dimethylfuran
| Conditions | Yield |
|---|---|
| With [Au2Cl2(μ-1,1′-bis(ditert-butylphosphino)ferrocene)] In chloroform-d1; 1,2-dichloro-ethane at 20℃; for 3h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; | 100% |
| With CuCl2*2H2O | 98% |
| With trimethyl-4,6,9 hexaza-1,3,4,6,7,9 phospha-5 tricyclo<3.3.1.13,7>decane; [{IrCl(μ-Cl)(η4-cod)}2] In water at 80℃; for 1h; | 96% |
| Conditions | Yield |
|---|---|
| With sulfuric acid; hydroquinone; mercury dichloride In di-isopropyl ether at 50 - 52℃; for 0.166667h; Product distribution; | 100% |
(Z)-3-Methylpent-2-en-4-yn-1-ol Chemical Properties
Molecular Structure:
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Molecular Formula: C6H8O
Molecular Weight: 96.1271
IUPAC Name: (Z)-3-Methylpent-2-en-4-yn-1-ol
Synonyms of (Z)-3-Methylpent-2-en-4-yn-1-ol (CAS NO.6153-05-5): cis-3-Methyl-2-pentene-4-yn-1-ol ; EINECS 228-168-2
CAS NO: 6153-05-5
Index of Refraction: 1.481
Molar Refractivity: 29.1 cm3
Molar Volume: 102.2 cm3
Surface Tension: 35.7 dyne/cm
Density: 0.94 g/cm3
Flash Point: 65.6 °C
Enthalpy of Vaporization: 47.42 kJ/mol
Boiling Point: 170.9 °C at 760 mmHg
Vapour Pressure of (Z)-3-Methylpent-2-en-4-yn-1-ol (CAS NO.6153-05-5): 0.46 mmHg at 25°C
(Z)-3-Methylpent-2-en-4-yn-1-ol Safety Profile
Hazard Codes of (Z)-3-Methylpent-2-en-4-yn-1-ol (CAS NO.6153-05-5): 
Xn
Risk Statements: 22-36/37/38
R22: Harmful if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39: Wear suitable gloves and eye/face protection.
RIDADR: UN 1760
HazardClass: 8
PackingGroup: III
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